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Патент USA US3080815

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March 12, 1963
J. A. HAMILTON ‘
3,080,805v
PHOTOGRAPHIC APPARATUS
Filed May 26, 1961
I
5 Sheets-Sheet 1
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INVENTOR
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ATTORNEYS
March 12, 1963
3,080,805
J. A. HAMILTON
PHOTOGRAPHIC APPARATUS
Filed May 26, 1961
5 Sheets-Sheet 2
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INVENTOR.
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March 12, 1963
J. A. HAMILTON
3,080,805
PHOTOGRAPHIC APPARATUS
Filed May 26, 1961
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ATTORNEYS
March 12, 1963
J. A. HAMILTON
3,030,805
PHOTOGRAPHIC APPARATUS
Filed May 26, 1961
5 Sheets-Sheet 4
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ATTORNEYS
March 12, 1963
Filed May 26, 1961
J. A. HAMILTON
PHOTOGRAPHIC APPARATUS
3,080,805 ‘
5 Sheets-Sheet 5
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ATTORNEYS
United 1 States, Patent 0 ‘
3,080,805
C6
Patented Mar. 12', 1963
1
2
lowing detailed description taken in connection with the
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3,080,805
,
accompanying drawings wherein:
,
PHOTOGRAPHIC APPARATUS
FIGURE 1 is a fragmentary perspective view of a
Joel A. Hamilton, West Medway, Mass, assignor to Polar
o'id Corporation, Cambridge, Mass, a corporation of
Delaware
photographic ?lm unit useful in the apparatus of the in
vention;
’
more particularly, to novel and improved apparatus for
FIG. 2 is a plan view showing in detail portions of '
the ?lm unit of FIGURE 1;
FIG. 3 is a perspective view of a ?lm pack compris
ing an assemblage of ?lm units;
FIG. 4 is a diagrammatic sectional view taken sub
processingphotographic ?lm units.
stantially midway between the sides of the ?lm pack
Filed Mav 26, 1961. Ser. 'No. 112,941
26 Claims. (Cl. 95-43)
"This invention relates to photographic apparatus and,
‘
V
I‘ In the copending application of Richard Wareham,
Serial 'No. 715,370, ?led February 14, 1956, there is
showing one ?lm unit with the components thereof spaced
apart to more clearly illustrate the construction and ar
describeda new method of‘feeding and withdrawing a
rangement of the ?lm unit;
photographic ?lm unit from apparatus (such as a cam
FIG. 5 is a longitudinal sectional view taken sub
era) between a pair of, juxtaposed pressure-applying
stantially midway between the sides of the ?lm pack of
FIG. 3;
PEG. 6 is an elevational view, partially in section, of
members to effect the distribution of a processing ?uid
within the ?lm unit. In this method, a leader attached
to the ?lm unit is pulled from the apparatus‘ to one side
of the pressure-applying members for drawing the lead
ing end of the ?lm unit between the pressure-applying
members so that the leading end of the ?lm unit may
be grasped for drawing the ?lm unit from the housing ,_
between
the pressure-applyingmembers.
'
photographic apparatus in the form of a camera embody»
ing the invention;
ponents of the camera of FIG. 6;
’
Two primary
' of the camera;
of the camera;
(but not between the pressure-applying member-s) where
v
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6 illustrating another embodiment of the cam‘erayand
FIG. 11 is a perspective view showing a component
of the camera of FIG. 10.
.
_ The apparatus of the invention is preferably inthe'
form of a hand-held ‘camera for employing a ?lm pack
or magazine comprising a plurality of individual ?lm
units. Each ?lm unit includes a photosensitive sheet
'
bjects 'of the invention are to provide, in photographic
which is exposed, a second or print-receiving sheet super
apparatus including a housing and ,a pair of juxtaposed
posed with the exposed photosensitive sheet during prod;
pressureeapplying members mounted within said housing
. essing, and a rupturable container of a processing?uid.
adjacent an opening thereimn'ovel and improved means
for guiding a leader coupled with a‘v ?lm unjt around
and to one side of thepressure-applying"members’from
thehousing while guiding a leading end por‘ion of said
?lm unit between the pressure-applying,membersthrough
Processing of the film unit is effected in the camera by
a pair, of» pressure-applying members, preferably rolls,
which engage the ?lm unit as the latter is withdrawn
from. thehcamera and distribute a processing ?uid from
the container, in a layer between, the photosensitive and
printfreceiving sheets. Each ?lm unit includes a leader
the openinguin response topwith‘drawal' movement of ‘the I
leader; and to provide in apparatus of thetype‘described
means‘for causinng the leader tobecome detached from
45 which serves as means, projecting from the camera, to
Vbe grasped for pulling the ?lm unit-from the camera
the?lm unit following advancement of the leading‘ end
between the pressure-applying members.
. portiqnof the?lmgunit between the pressure-applying
-
_
FIG. 10 is a fragmentary sectional view similar to FIG.
each leader may begrasped for wi‘hdrawing a ?lm unit
between the pressure~applying members. This system
also requires ‘two separate pulling steps for each ?lm
unit. thereby allowing the ?lm unit to properly align
itself with respect to the pressure¢applying members dur-V
V
-
FIG. 9 is a fragmentary sectional view of components
to a plurality of ?lm units to project from the camera
,
'
vFIG. 8 is a fragmentary perspective view of a portion
advantages are noted for this system, the ?rst residing
in the fact that it permits a plurality of leaders attached
'ing and intermediate the two pulling s‘eps..
_
FIG. 7 is an exploded perspective view showing com
members.
cation, the camera is designed -to be'employed with a
plurality of ?lm units and the leaders of all the ?lm
unitsare required toproject from the camera so that
the leaders may be engaged in succession for withdraw
.
Another object. of the'invention’ is to provide guide
means of the type described for de?ning a passage for.
guiding said leader around said'pressure-applying meme‘
ing' the ?lm. units from,the camera between the pressure
, ‘ bers, which passage'will not admit said lead'ng end per; 7
.tion of the film unit.
Y
‘ ' Y
applying' members. Sinceit is obviously undesirable to
a‘
, A further object of the inve'ntioni's'to'provide'in photo
55 have the leader of one ?lm unit extend between the
pressure-applying members while another ?lm unit is
7 graphic apparatus of the type; described means exterior
being drawn, between the pressure7applying members to
' of, the openingsinthe housing‘vfor enclosing'portions of,
the leadersprojectingfromtthe housing?
-
'
.
As noted’ with reference to the above-identi?ed appli
5
‘
I
effect ,the processing thereof,‘ the leaders’ of the’ film
‘
Otlier'objects of the invention'vwillrinvpartflbe obvious
I and will in part appear hereinafter. -»-'
1 The" invention accordingly " comprises’: the apparatus
60
units extend around'and to onev side of both of the PICS?
sure-applying members rather than between the'pressure
applying members; and each leader provides means for}
drawingaleading ‘end portion of the ?lm unit, of which,
possessing- the construction, ‘cienibinatienndt,elernentslanld ‘ , j_. it is a part, between‘ thepressure-applying members and
arrangement-of parts which-‘areexempli?ediirrithe‘ fol- ' from the'cam'efa where the leading end portion then may
lowing detailed-disclosure; andlthe' scopeiof: the appli-_ be
engaged for drawing
film ‘unit betweenthe pres
cation of;which~will_rbe"'indicatedi n the claims.. H .65 sure~applying members from the camera, ‘Thus, in order
v ‘For a fuller'qunderstanding‘of t e‘qlna'tur'e and ‘objects
' to 'e?ect the processing ofja??lm unit'following ‘exposure
I er’ the»,iaventioa,- rerererreeshbmdf be had ‘to; the ‘tel; ‘_ Gillie photosensitive element’, of that ?lm unit, the leader
3,080,805
of the ?lm unitis grasped and ‘pulled from the camera,
I secured thereto intermediate the ends of tapered end sec?
tion Ziland tapered end portion 32 of leading end section _
until it becomes detached 'from the ?lm unit. .This
‘serves to advance the leading end of the ?lm unit be-'
tween the pressure-applying members from the camera
3t). Tapered end section 20 and end portion 32 cooperate‘
to de?ne the leading end section of the ?lm unit which is
where the leading end is engaged for pulling the ?lm
unit between the pressure-applying members.
,
‘ advanced between'the pressure-applying members;
The length of leader sheet 16 between the leading edge
,
An additional advantage of this system, as noted above, a
resides in the fact that. it provides an opportunity’ for'the
‘?lm unit to properly align itself with respect to the pres-'
of photosensitive sheet 12 and the point of attachment of
the leader sheet to carrier sheet 24 is substantially equal
to the length of carrier‘sheet 24 between its point of at
tachment to the leader sheet and the leading edge of sec
sure-applying members. For example,‘ when the pressure’
applying members compriserolls, the ?lm unit, ifstarted
, between the rolls at an angle,‘will continue to move bei _
ond sheet 14.. It is by virtue of this arrangement that the
photosensitive and second sheets are superposed in regis
_ tween the rolls displaced at that angle so that'the ?lm
tered relation during the processing of the ?lm unit. ~ A
unit'may eventually jam within the camera‘ housing or
trailer sheet 36 is provided secured to the trailing edge or
the opening provided therein for withdrawal, resulting in 15 photosensitive sheet'12, and cooperates with a trailing
damage to‘ the ?lm unit. ‘In the two-step withdrawal sys-_ v
‘ tem required by the leader arrangement described, the op
end section '34 of carrier sheet 24 which extends beyond‘
erator grasps and pulls a leader from the camera funtil
processing ?uid which may be carried beyondutheitrailing
'
the trailing edge of the second sheet, to trapjany excess
Pthisileader becomes detached from the'?l'm unit. 7 The
ends, of the photosensitive and secondsheetsidu’ring dis- ‘
leader can be guided in such-a way as to prevent the 20 tribution of the, processing '?uid. Distribution of .the 7
?lm unit from being advancedv in any‘ but the required
processing ?uid, as 'noted,,is e?ected‘by advancing the
direction, that is, erpendicular to the axes of the pressure
photosensitive’ and secondrsheets and container :of proc
ap'plying rolls. The walls of the container in which the
essing'?uid in superposition relative to and between aE pair
?lm unit is enclosed, together with the} housing of the
ofjuxtaposed pressure-applying members. The members
camera, also‘serve to guide the ?lm unit alonga proper 25 apply compressiv'vpressure to‘the'sheets progressively,
path until the leading end of the?lm unit has passed be
commencing in the area of the‘container, to cause the
tween the pressure-applying’ members. When the leader
ejection of the ‘?uid contentsp'of the container between.
; becomes detached from the ?lmunit, the manual pulling
force on the ?lm unit is discontinued allowing the ?lmv
~ the sheets-and the spreading o'f'the ?uidin a layer between
unit further opportunity to properly align itself, since any
30 'cess ?uid, ‘spacing members 38 are provided on trailing '
vand in contactwiththe sheets._ To aid in trapping of ex
misaligningforce is removed. At this point in the ?lm unit
‘end section 34 adjacent the margins thereof for‘spacing
withdrawal operation, only a very slight advance of the '
applying members such that the alignment of the‘ ?lm unit "
apart the-fpressureLapplying members to provide‘ a gap
between trailing’ end ‘section 34 and trailer sheet '36‘ in .
which any excess processing ?uid may" be collected and
with respect to the-members ise?xed and is not 1subje'ctjto 35
retained.’
~~?lm>unit is required. for‘engag‘ement between the pressure-7 . "
change ‘during the remainder ofv the withdrawal movement.
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_ The rupturable container 22 is of-the type shown ‘and
Y described in Patent No. 2,543,181, issued ~February_~'27_,» '
In~this way,;the opportunity'f'or the operator to cause
a misalignment of the ?lrn unit, is limited to ‘the extent of ' i ‘
being'almost'nonexistent,‘ and proper withdrawal of the
?lm unit is- assured.
»
'Reference is now made to FIGS. 1‘ thr'OughIS of'th'e
1951, in the name of Edwin'H. Land, and comprises a'
rectangular blank of ?uid- and air-impervious sheet ma
40 terial folded longitudinally upon itself to’ form'two walls
' which are vsealed to "one another along their-longitudinal f
drawingszwherein there are villustrated a ?lm unit anclan: a and end margins to form a cavity in which the'processing
assemblage'of ?lm'unit's'in the form of a ‘pack usefullin ‘ ‘ '?uidiislcontained. The longitudinal marginal seal is‘im'ade
the'apparatus of the invention. Each ?lm unit, designated
7 10, comprises a generally rectangular photosensitive sheet
12 and a second or print-‘receiving sheet 14; Both of these
- ‘ e
‘weaker than’ the fiend seal sofas to become unsealed‘ in
45 ‘response
to hydraulic pressurel'generated within" the ?uid
contents offthe-fcontainer'byathelapplication-of COmPIes¢ U I -
. sheets comprise a support which is opaque to light actinici
sive' pressure 'to‘thefwallsi of the'container. jjContainer 22
to‘ the photosensitive 1material of "the photosensitive sheet."
ism'ounted on ‘?rst’. sectioni18 of leader sheet 1'6’with‘this
This 'photosensitivematerial comprises'a'la‘yer of any of‘, longitudinal marginal seal 'dire'cted'to'ward- the leading edge 7
-the~ico'nventional photographic recording media,fgelatino* 50 of the photosensitive sheet. =
'silver‘ halide vemulsions(being the'f'preferred material, v ‘ The ?uid; contentsriof ‘the?contair'ier are v preferably,
. carriedon alight-opaque"?exible sheet such a'sipaper}
adapted :to e?ectithej formationof a transfer? image-on
organic plastics'and‘ the like; _The second or-tpir'int-receiv-ir print-receiving sheet'1‘4 in the area thereof de?ned 'by_
'
ing sheet may-merely servei'toaaid in the distribution of a' , "opening 28in carrier sheet 24.", For details concerning
‘ 7 processing ?uid in contact with the‘jphotosensitive layer 55. the compositionof the ?uid and" materials mean for the i '
:
or,1in'the preferred formofl?lmi‘unit, comprises meansiforf" photosensitive and print-receiving sheetsiand the processes
' supportingi'a transferlimage formed, for example,‘ by a; '~ performed b'y’such materials, reference maybe had to the
silver-halide diffusion transferérev'eirsal process. Attached’
" abovelrrientionedfPatent.No.‘2,543,181 and to Patent No.
‘ . to the leading’ edge of photosensitive sheet 12 is a leader
sheet 16 having a ?rst section 18 at‘which leader sheet
‘is'coupled'with the photosensitivesheet.‘ " First section‘ 18 f
2,662,822,.issued‘Decemb'r‘15,1195;
in -.
thename
‘of
:1.
3 ,i
60 "EdwinHrLand.
is approximately equal in width to the photosensitiversheet
and‘ provides means for mounting a ruPturablee'ohtainer;
' A ?lm pack orjassemblager of; ?lrnjunits'i10is'shown'inv ‘
' . FIGS.-3 arid'S-ofthe drawings; This ?lmpack, designated '
_ 40; comprises-a generally parallelepiped-shaped container. , . '
.22 of-pr'ocessing ?uid.’ Leader sheet 16:: also] includes-a ' V or} ‘box142 for ‘holding and; ‘enclosing lai'plurality ' of ‘?lm '
‘ , tapered end section 20. 'Second’ sheet 14 is mounted on‘,l
units 10;- >Containerr42.is:.-shown' ascbmprising'two sec;
‘a‘ca'rrierlsheet 24 havingan intermediate‘section 2‘6' ap-‘i . tions,'lincluding-_~a» forward section having a"for?ward5wall
proximately equal in'widthto second{ sheet _14 andha'ving
fafgen'erally rectangular opening? 28 thereinvde?ningg'the’j“
j 44, side walls 46,.a trailing end, wall 48, and-a leading end ‘ V I
wall‘
I
“ Fpiriward {Wall v{Minis " provided with , agg‘enerally
I‘ area or the second sheet in which imageformation occurs}? 70
.I _' V ‘ Z'recta’ngul'ar exposu're'apertu're 152. wfor transmitting light;
' secondisheet 14 issecured' to, intermediate‘sectiqng26so,
vthat the portions of the intermediateifs'euction} bordering Ron. .
.
'
for exposing-thephotosensitive sheets of ?lm unit's :carried
the: taine ’ eading end wall 50 comprises only; '
opening #28‘ provide a maskforde?'ningjthe image'la‘rea'an‘d- _ s aipartial]
, i'.e.,-.it~ driesnot vextendir}earwa'rdly,to the, '
cooperating in-sprle‘a'ding"gftliepropcessing ?uidif Carrier§_._; ‘a _ extents; thew-side: walls‘,- *w
, *sheetl24iincliide's‘aleadinglendfsection?tl
end i portionv ,32;-_similart ‘to ’ tapered " end havingpatapésfsedj
‘ section ’ 20 ‘and 1 '
:7
3,080,805
6
units carried by the container are withdrawn. The rear
section of the container comprises a rear wall 54 secured
to side walls 46 and formed preferably of a resilient sheet
7 metal. --
from exposure position around the end of the pressure
plate. This means comprises an end section 68 of pres
sure plate 58 to which are attached corner portions 72
of trailing end sections 34. Corner portions 72 are
precut to insure separation ‘from the remainder of trail
ing end section 34 and may be secured to end section
'
g The arrangement of each ?lm unit within container 42
is illustrated in FIGS. 1, '4 and 5; and the arrangement
of a plurality of ?lm units (two are shown) is illustrated
68 of the pressure plate by suitable means such as staples
in FIG. 5. Each ?lm unit is arranged with the photo
sensitive‘ and second. sheets in overlying relation with
Film pack 40 is provided with means for initially seal
the photosensitive surface of the photosensitive sheet 10 ing aperture 52 against the admission of light until the
facing outward and with the surface of the print-receiv
pack has been loaded into the camera in which it is to
ing sheet which is superposed therewith, during process
be employed. This light-sealing means comprises a
ing, facing inwardly in the same direction. Leader sheet
cover sheet 76 (double) of a light-impervious material
16 is folded or curved adjacent the leading edge of
located between the foremost photosensitive sheet and
photosensitive sheet 12 intermediate that edge and con 15 forward wall 44 across opening 52. Cover sheet 76
tainer 22, and carrier sheet 24 is similarly folded adja
extends around the curved end of the pressure plate
cent the- leading edge of second sheet 14 so that the
behind the latter to a position against rear wall 54 with
portions of the leader sheet and carrier sheet which con
the leading end ‘of the cover sheet located adjacent pas‘
nect thephotosensitive and second sheets lie therebe
sage 56. An elongated leader 78, similar to leader 70,
tween; and the leading and trailing ends of the photo 20 is secured to cover sheet 76 at a position thereon spaced
sensitive sheet are disposed adjacent, respectively, the
inwardly from the leading end of the cover sheet to
trailing and leading ends of the second sheet. The ?lm
provide means for withdrawing cover sheet 76 from
pack is provided with a generally ?at, rectangular pres
container 42 after the container has been loaded into
sure plate 58 located intermediate photosensitive sheet
a camera.
'
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p
12 and the other portions of the ?lm unit for supporting’
The apparatus of the invention is illustrated in FIG.
the photosensitive sheet against the inner surface of for
6 in the form of a hand-held camera designated 86, com
Ward wall 44 ‘in position for exposure through aperture
prising a housing including a forward section 88 having
74.
52. Pressure plate 58 includes a rolled end section 60
around which extends the curved portion of leader sheet
'
'
a forward wall 96 with a recessed 01' reentrant section
92 and an aperture 94 in the reentrant section for trans
16. 'Rolled end section 60 is provided for guiding photo 30 mitting light for exposing the photosensitive sheets of a
sensitive sheet 12 around the end of the pressure plate
?lm pack positioned for exposure within the camera. A
in a manner to be described hereinafter. The major
hinged door 96 is provided for covering recessed section
portion ‘of ?rst section 18 of leader sheet 16, rupturable
92 and for mounting a conventional lens and shutter’as
container 22 mounted thereon, tapered section 20 and
sembly 98, the latter being connected to ‘recessed section
the leading end section so of carrier sheet 24 are located 35 92 by a collapsible bellows ‘100 secured at one end to
behindpressure plate 58 between the latter and second
the lens and ‘shutter assembly and secured at its other
sheet '14. Pressure plate 58 is provided‘ with lateral
end to the recessed section in surrounding relation to
?anges 62 disposed adjacent side walls 46 of the con
aperture 94'. Inlieu of door 96, lens and shutter‘asse'm
tainer. Rear wall 54 of the housing is provided with
bly 98 and bellows 100, the camera housing can be con
40
springs 64 formed from the rear wall and biased in—
structcd in the form of a camera back‘ or ?lm pack
wardly for engaging lateral ?anges 62 .and biasing pres
sure plate 58 toward forward wall 44 to retain the photo-v
adapter intended to be mounted on or coupled with a
camera or other photographic exposure device. '
sensitive sheet in position for exposure' Rear wall 54
is also provided with a U-shaped opening or enlarged
notch 66in the end portion thereof adjacent opening 56,
the purpose of opening 66 to be described hereinafter.
The’ camera housing includes a rear section 102 having
a rear wall 164 and side walls 106 cooperating with
45
'As a means for withdrawing each ?lm unit from the =
forward housing section 88 to providea chamber 108
to the rear of forward wall 90 and aperture 94 for con
t'aining the ?lm pack in position for exposure through
aperture 94.‘ Film pack 46 is mounted within chamber
108 with the wall of the pack located against the rear
container with the photosensitive and‘ print-receiving
sheets in superposition and advancing tapered end section
20v between a pair of pressure-applying members, each 50 surface of reentrant section" 92 and with aperture 52 in
?lm “unit is, provided with a relatively narrow elongated
the forward Wall of the pack aligned with aperture 94, I
leader 70‘secured at the trailing end of the leader to‘ ' Rear housingsection 162 is preferably pivotably secured
tapered end section 20 intermediate‘?rst section 118 and
to forward housing section 88 adjacent one end of the
housing, herein shown and designated for purposes of
the point of attachment‘ of the tapered'end section to
tapered end portion 32. Leader 70 may be T-shaped, as 55 description as'_‘-"the upper end, by a hinge-which permits
the two‘housing sections to be moved apart'frorn one
shown, at its trailing end, with laterally extending arms
71 at which the leader is adhered to the tapered end - another to allow loading of a ?lm- pack into chamber
section in the area designated‘by‘the cross-hatching in
v108. ‘The camera housing includes ‘a lower end‘walt
FIG. 2. Leader 79 extends from container 42 through
comprising end wall 89 on forward housing‘ section“
opening56 therein and,_ when drawn from the container, 60 and another end wall 163 onrear housing section v11124,
advances a photosensitive sheet 12 around rolled end
A film withdrawal passage 110 is provided in lower ‘end
section 60 of pressure plate 58 into superposition with
wall 163 of‘the housing to permit withdrawal of a' ?lm
unit from the housing. Suitable latch means (not shown )1
a second sheet 14 and then advancesthe two sheets in
superposition within'the container towards opening-56.
fAs leader 70 commences to} advance towards‘opening'56,
tapered end portion‘ 320i carrier sheet, ‘24 is required‘
of a conventional type are also provided in the tower
65
I tofizbr'eak. and 'coinme'ncerrollingfuponl itself toward the
l _‘
iopleningain response to movement of taperedien‘d'section V
' "'20f oflfle‘ader sheet 16.__toward the same opening, It is
forthi'sr'eéisoh-that section 20 andrp'ortion ‘32'are tapered,
pering ‘provides forl?theweakest portionvof end
ion 32? in’ the ‘area where- the ‘end portion isjr‘eq'uired
eminence iollingfi 'Meansiar ‘also provided for pre-y'
portion of. the housing-for retaining the two housing sec
tions together infthe closed or operative-‘position shown
in the drawings.‘
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cCarneraStSj includes a vpairlof juxtaposed pressure
applymg members in the form ‘of pressure-applying rolls
114;and~1p16 mounted within ‘chamber 108 adjacent ?liri .
withdrawal passage: 110. Pressure-applying rolls 114 and
- substantially
116 are mounted
in a common
for pivotal
planefand
moy'eme'nt'p'witliitheir
resilient meansaré
axes
ting. ‘movement, of‘ photosensitive sheets underlying‘ provided for ‘biasingnthe rolls toward one another into
., 'eforeinost ‘photosen‘sit sheet a'sthe' latter is moved 75 juxtaposition soias to ‘apply compressive pressurev t'ozei
‘3,080,805
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?lm unit during movement thereof between thev rolls.
side to side of the camera housing and lying substantially I
The pressure-applying rolls cooperate to form a con
in a plane through the convergent passagebetween pres- '
sure-applying rolls 114 and 116,»i.e., tangent to' the rolls.
vergent (and divergent) passage through'which the ?lm
unit is moved for effecting the processing of the ?lm unit,
'and'this passage between the pressure-applying rolls is
located in substantial alignment with withdrawal passage
'110. In the arrangement of the pressure-applying rolls
An intermediate section 132 of guide bar‘130, comprising
the forward-‘edge- of, the guide bar and approximately
equal in length to the width of leader 70, is curved toward
roll 114 and'is located with its forwardmost edge approx;
. imately inline with the forwardmost portion of roll 114.‘
shown in the drawings, both rolls are mounted on rear
housing section 102 so that when thehousing sections
7 are pivoted apart from one another, an assemblage of ?lm 7
units may be loaded into the cameratwith'the leaders
thereof extending from the camera past and to one side
'(forward) of the'pressure-applying rolls. Portions of
Avpair of guide "members 134 are mounted on'the end
sections of guide bar 130 adjacent intermediate section
to
132. ‘The rear surfaces of guide members 134 areilocated
in the plane of the rear edge of guide bar 130 and the two
members are provided with facing end surfacesi'spaced,
from one another by a distance slightly greater than'the
1end walls 89 and 103 cooperate to de?ne anopening 112 '
between the forward and rear housing» sections through
which the leaders extend from the camera housing. 7
m
of leader 70. Aguide ‘plate 136 approximately
175 width
equal ,in length to the width of leader 70 is mounted on
In the form of pressure-applying rolls shown ‘in the
drawings, ‘roll 116 is provided with a disc-shaped ?ange
118 at each end adapted to engage an end section 119 of
forward housing section 88 and extends toward the rear
of the camera intermediate guide members 134 adjacent
guide bar'130. The rearmost edge of guide plate 136
reduced diameter on roll 114 for spacing the rolls a pre 20 maybe curved, as shown, and is located substantially in
the plane of the rear edge of guide bar 130 and rear sur
~ determined minimum distance apart'to permit advance
faces, of guide members 134.v 'Intermediate'section 132
of guide bar‘130, guide'members 134 and guide plate 136 7
ithelrolls. The intermediate sectionsof the rolls which
cooperate to spread the processing ?uid are'substantially " cooperate with one another to de?ne a guide passage 138
cylindrical and of uniform diameter throughout their 25 extending generally in a direction from front to rear of
'ment of the leading end section of a ?lm unit between
lengths.
the camera and having a width, measured'from, side to
side of the camera, just slightly greater than the width of
leader 70, so that the leader maybe moved through pas
sage138. 'It will be noted that tapered end section 720, at
the leading ‘edge thereof, is wider than leader 70 so that
tapered end section 20 is unableto enter passage 138.‘
The rear evdges‘of guidebar 130 and guide plate 136 and,
the rear surfaces of guide members 134 function to sup
port and guide tapered end section 20 of the ?lm unit into
The intermediate, uniform-diameter section'of 7
'roll 114 has a length exceeding the width of opening 28
in'intermediate section 26 of carrier sheet 24.’ The uni
form-diameter,‘intermediate section of roll 116 is slightlyv
shorter but nevertheless exceeds the width of I opening 28
and is provided at its ends with short sections or collars
120, each of which has a diameter slightly inexcessrof the ,
diameter of the intermediate section of roll 116. This
di?erence in diameter is on the order of a fewpthousandths,
, of an inch and is provided for the purpose of spacing the 35 the convergent passage between pressure-applying rolls
--intermediate sections ofthe rolls apart from one another
by a' predetermined amount to providea space between’
the‘ photosensitive and second sheets in which the process
-114 and 116.’
4
-
I “and rearvhousing sections are pivoted apart from one an-‘
ing ?uid is distributed. 7 Collars 120ar'e supported on the
marginal portions of the photosensitive sheet overlying
'
In the loading and operatiouof the camera, the forward
40
other and a ?lm pack 40 is positionedwithin the forward
housing section with the forward wall of the pack'res’ting
rier sheet 24 bordering opening 28 so that the depth of
against section 92 of the forward ‘wall of forward housing
section $8, andlywith leaders 70 and leader 78'projectin'g
“the vspace between the'photosensitive and second; sheet , I
from the pack extending across and to therrear of guide,
- the marginal portions of intermediate section ‘26 of 'car
plate l36and end wall 89. Rearhou'sing section 10213
then pivoted into the operative position'shown, causing
‘ ‘- function‘ of ‘the diameter of collars'120" and the thickness
45 the intermediate. section 132 of guide _bar‘130 to engage,
.j‘o’f the carrier sheet.
'
i
'
the leaders displacing them forwardly so that they extend
--pressure-applyingjrolls also‘ include means‘: for
'andthe thickness of the layer of ?uid spread_therein,'is a
'
'
v: preventing the processing ?uid from escaping between’ the
through passage 138 toward the forward wall' of the
1 lateral margins of the sheets as the ?uid is being spread
therebetween. In the form shown, this means comprises
7 camera, past pressure-applying roll 114 ‘and through
. opening 112 in end wall 89. 'As a leader 70 is?withdrawn
outwardly ?aredsections, 122 adjacent the ends of roll 50 from‘ the camera through opening 112, taperediendsection
114. Roll 116 isprovided’. with ‘tapered sections 124' ' 120 is withdrawn from the pack ‘and, being unable to enter
passage 1138, is guided'by the guide bar,tg'uideimembers
adjacent its ends. The?ared and tapered sections may be
conic and are generally congruent with one another.’ The V , > and‘guide. plate into'the convergent passage between the
pressure-applying‘rolls. ,Leader 70 is pulled from the
' ?ared and, tapered sections ‘engage the marginal portions
camera until‘ it and tapered end'section 20 amino the
' of the photosensitive and second sheets and'impart bend
ing stressesz'to these marginal portions tending to urge the i 7 "positions ‘shown inFIG. ,10, at which portions'of leader
, inner adjacent surfaces of the ‘marginal portions‘ ofqthe. _~ . ‘70 are subjected to a shearing or tearing force where they
sheets against one another and prevent the escape of procé ' joir'i‘other portions (designated by cross~hatching in FIG;
essing ?uid from ‘between the edges of the sheets. This H . 2)‘ of theleaderadhered w tapered end section 20. Con- > - l
bending stress is applied in such 'a- way as'to be trans; 60 \tinued pulling onithe leader causes it to tear ~away from . '
- mitted tolportions-of the sheets prior to movement of p the tapered end section so that the leader does not inter- '~
~ fere with withdrawal ‘of the ?lm unit between the'pres;
those "portions into engagement'vvith and between the
Jsure-applying' rolls.;
,
,
,
a
,
‘: The'guide;meansgloflthe ‘invention also cooperate to
' ,_ pressure-applying
escape of. the ?uid from
members;
between
andthethis
margins
‘serves-rtev
of the'sheets
prevent ‘
function of, promoting tearing Fof ‘ i
asthe sheetsventerthe ‘convergent passage between‘ the I _.perform‘theadditional
gleaderv70at'a'r‘rnsj71
during
withdrawal movement'ofjeach '7
pressure-applying rolls. 1
: 7
- ' 5
,_
i '
’ ',_C,amerat86 includes 'means- for guiding-taperediendsec-p
3 leadenfromithecamera; vItwill be‘ noted in the'ld'rajw- ’
'
, ings,*'partieularly_
I" ‘
10; that leaderj70 isipulled" be; '1
‘ tion 20fof'?lm' unit 'l0pbetween pressure-applying rolls y I ' tween; guide” infiemberfsff [1'44" (or guide} members" 1134 5
114 and '1165in‘ response , tol withdrawal movement of
FIGS. -‘ thrglleh 18),: but at
' leader _70 pas‘tlroll ‘114 to‘ the front thereofj'an'd through
opening-112.
V
the form shownin' FIGS, 6fthrough19; -
‘
‘
'
T7_1 aregunable
‘to! move
The,‘ guide 7 members"
t
'
elude r‘ea
__
m
p
‘_
thisV-guideimeans‘ comprises a:guidebar~139‘mountedion 4‘ j and innerifacins sur
' ,rea'r housingse'c‘tioni 192 closely-éadjaeent' roll 11,4Qand
draws; auxin
' '
"
, ' having ' afsubstantiallyfstraight wear"- edge ‘extending aeaw'g rromqte the ta.
9
10
7
Prior to exposing a ?lm unit and withdrawing the ?lm
unit from the camera between the pressure-applying rolls
to effect its processing, cover sheet 76 is withdrawn by
pulling leader 78 through opening 112 until leader 78
camera 'for restraining the second sheets 14 against such
movement and, in the form shown, comprise an elongated
bar 150 pivotally mounted intermediate its ends in a
housing 152 mounted on rear wall 104 within chamber
becomes detached from the cover sheet thereby advancing -
108. Bar 150 is biased by a spring 154 into aforward
position with the end sections 156 of bar 150 extending
pressure-applying rolls and through opening 110 where
forwardly across the end portions of withdrawal passage
the cover sheet may be grasped for withdrawing it from
56 in container 42 toward and into engagement with
the camera.
guide members 134. End sections 156, in this position,
Another form of guide means, designated 141), embody 10 engage the leading edges of second sheets 14 adjacent
;ing the invention, is illustrated in FIGS.- 10 and 11 of the
the sides thereof for preventing movement of the second
drawings. Guide means 140 is similar in construction
sheets toward the pressure-applying rolls. Spring 154 is
to the-guide meansshown in FIGS. 6 through 8 and com
of sutlicient strength to resist the relatively small force
prises aguide bar 142 and two guide members 144. The
exerted by the second sheets due to frictional engage
guide bar'and guide members of guide means 140 are 15 ment with the other sheets, but permits bar 150 to be
shown as comprising portions of a single element, it being
pivoted rearwardly sui?ciently to allow the withdrawal
understood that the guide bar and guide members may
of a second sheet 14 when the latter is pulled from con
comprise three separate elements, as shown in FIG. 8;
tainer 42 in superposition with a photosensitive sheet 12.
and in the alternative, guide bar 130 and guide members
The U-shaped opening 66 in rear wall 54 (mentioned
134 may be formed as asingle element similar to guide 20 earlier) is provided to accommodate housing 152, a por
means 140. Guide means 140 is mounted on forward
tion of which extends into container 42 through open
housing section 88 adjacent forward roll 114 with the
ing 66.
rearmost surfaces of guide members 144 disposed ap
Since certain changes may be made in the above ap
proximately in a plane tangent to the surfaces of rolls
paratus without departing from the scope of the inven
114 and 116. The spacing between the facing surfaces 25 tion herein involved,it is intended that all matter con
of guide members 144 is slightly greater than the width
tained in the above description or shown in the accom
of leader 70 but less than the narrowest portion of tapered
panying drawings shall be interpreted as illustrative and
end section 20 so that leader 76 may pass between guide
not in a limiting sense.
members 144 while tapered end section 20 is supported
What is claimed is:
on and guided by members 144 between the pressure 30
l. Photographic apparatus for processing a photo
applying rolls. The intermediate section of guide bar
graphic ?lm unit including a leading end section and
142 and guide members 144 cooperate with one another
an elongated leader which is narrower than said leading
the leading end portion of the cover sheet between the
and roll 114 to de?ne what may be termed a passage
end section and is attached thereto at a location thereon
through which leader 70 is guided to the front of roll
114 and through opening. 112.
>
'
35
' Film withdrawal passage 11!), in the lower end wall of
spaced from the leading edge of said leading end section
towardthe opposite end of said ?lm unit, said apparatus
comprising, in combination, a housing for enclosing said
?lm unit; a pair of juxtaposed pressure-applying mem
bers mounted within said housing for applying compres
~ thecamera housing, is at'least' equal in width to the width
of the ?lm' unit, whereas opening 112 need he of a width
only su?icient to allow the passage of leader 70. It is
sive pressure to said ?lm unit during movement thereof
desirable ‘to allow only one leader at a time to project 40 between said members, said pressure-applying members
‘from the camera where the leader may be ‘grasped; and
including portions providing a convergent passage be
"this is desirable to prevent the operator from accidentally
tween said members; guide means within said housing for
pulling the wrong leader, or pulling more than one leader
guiding said leading end section into'said convergent pas
at a time. For this purpose, end wall 103 is provided
sage between said pressure-applying members, said guide
with a'rec'ess, designated 146, adjacent passage 112 for
means providing a passage having a width suf?cient to
holding the leading end sections of leaders 70. The,
admit‘said leader and insufficient to admit said leading
leading end sections, designated 80, of leader 70,'are a ’ end section for guiding said leader around said pressure
folded back upon themselves and each leading end sec
applying members; and portions of said housing de?ning
tion is detachably adhered, to the leader of the preced
~ at least an opening in said housing adjacent said pres
ing' ?lm unit, withthe leading-end section 80 of the ?rst 50 sure-applying members on the side thereof opposite said
(to be" exposed‘) ?lm unit being attached to leader 78. p. a guide means for allowing Withdrawal movement of said
‘The folded leading end sections 80 of leaders 70 are con
‘ tained within ‘recess ‘146 which isprovided with a resilient
cover-[element 148. As leader 78 or a leader 70 is with
drawn through‘opening' 112, ‘the, leadingend section 80
?lm unit from said housing.
55
V of," the next succeeding leader 70 is unfolded and With
' drawn from recess 146 where’ the vleading end section may
be grasped for pulling the leader from the camera. By
virtue of this ‘arrangement, only ‘one leader at a time
, extends outside‘ ofrecess146in position to be engaged
iar'idiwithdrayvn, 'Alconyenient'means for detachably se- '
curing each leading end section 80 .to the previous leader
‘is shown and comprises providing an opening 82 in each
leader-7,0 adjacent leading-end section '80 thereof and in
-_leader 7,8. ‘A piece of,pressureesensitiveiadhesive tape is
7 j j
v ,2. The'photographic apparatus of claim 1 wherein said
housing includes, portions de?ning a pair of adjacent open~
ings in saidrhousingdisposed to the side of said pressure
applying members opposite said guide means, one of
said openings being located in alignment with said pas
sage between said pressure-applying ‘members for per
mitting withdrawal movement of said ?lm unit from said
60. housing, the other of said openings being constructed and
5 located for permitting withdrawal movement of said lead
er around said pressureéapplying' members from said
' housing.
_3. Photographic apparatus for processing a photograph
65
?l-m unit‘ including, a leading end section and, an .elon
gated leaderiwhich ‘isnarrower than said leading end sec
tion-and isea'tt'achedithereto at a locationthereon spaced
hesive. surface 'ofythe tape twill/contact‘ the leading end
from the leading-edge'oif said leading end section toward
section-.80 .of thel‘nextdsucceeding leaderjthrough'openl . ' the
opposite-"end of, said' ?lm unit, said apparatus'corny'
"secured vto thedeadér: across opening 782' so that/the ad
.
prising,-in;_,coh1bination, avhousing' for enclosing said ?lm; , 3
' “pack
{As-‘aaround
photosensitive'sheet12is
reuived‘ end 60. of the'lpressure'i‘plate
being drawn wrthrn into
‘the,
~ ,
‘unit; a,,pair of juxtaposedpressureapplying members
.mounted within said-housing for applying‘ compressive
osed" relation wand second sheet 14,, arev second 1 pressure to-said'?l'ni unit ‘during movement thereof‘ be;
tween said lrnembers,_-said pressure-applyingmembers in-v
"the" various 's'lieetm‘ate‘r'ials;
.meveidueror example,
Means ‘are'providcdj'inthe
toffrictionbetwe'en
' ,snpsfp“
clading pertions providing a convergentfpassage between w
9,680,805
11
.
r
~
r
-
.
152
V
o
passage, having a width su?icient to admit said leader and
said members; guide means positioned within said hous
ing adjacent one of said pressure-applying members for
insufficient to admit said leading end section, for guiding
‘said leader around said pressureéap'plying members; and,
portions of said housing de?ning at least an opening in
_ guiding said leading‘ end section into said convergent pas~
sage, said guide means cooperating with said one pres
sure-applying member to provide a guide passage through‘ "
said housing adjacent said pressure-applying‘ members on
the side thereof opposite said guide means for allowing
which said leader is moved, around said pressure-applying
members, said guide passage having a width suf?cient to 7 the withdrawal movement of said ?lm unit fromsaid hous
admit said leader and insu?icient to admit said leading
8. The ‘photographic apparatus’ of claim 7 wherein
end section; and portions of said- housing de?ning at least '
‘an opening in said housing adjacent said ‘pressure-apply 10 said housing includes portions de?ning a pair ‘of adjacent
ing members on the side thereof opposite said guide means j openings in said housing disposed'to the side of said pres
sure-applying members opposite said-guide means, one of
for allowing withdrawal movement of said ?lm unit from
said openings being located in alignment with- said pas~
sage between said pressure-applying members for permit
‘4. Photographic apparatus for processing a photograph
‘ic ?lm unit including a leading end section and an elon 15 ting withdr‘awal movement of said ?lm unit from said
housing, and the other of said openings being constructed
" .gated leader attached to said leading end ‘section at a lo
cation thereon spaced from the'leading edgeof said lead
and located for‘ permitting withdrawal movement of said
leader around said pressure-applying members from said
‘ing end section towardthe opposite end of said ?lm unit,
said apparatus comprising, in combination, a housing for
enclosing said ?lm unit, said housing including a pan of 20 ‘9. The photographic apparatus of claim 8 wherein said
ing.
said housing.
v
'
>
a
V
.
n
V
I
housing,
.
I
Y
a
V
V
portions of said housing ‘de?ning said other openingprof
sectionsrmovable relative to one another to permit posi- ‘
tioning of said ?lm unit within said housing; a pair of '
vide a recess in the region of said opening for holding:
juxtaposed pressure-applying members, mounted, within
. an end portion of said leader, and a movable cover means
said housing on one of said housing sections for applying ,
is provided on said housing for covering said recess and
compressive pressure to said ?lm unit during movement 25
thereof between said members, said pressure-applying’
members including portions providing a passage between
said members; guide means Within said housing for guid
ing said leading end section into said passage'between said
enclosing the portion of said leader held therein. I
10. Photographic apparatus for processing a photo
graphic ?lm'unit including a leading end section and an
elongated leader which is narrower, thanjsaid leading end
section and is attached thereto at a location thereon spaced
pressure-applying members and guiding said leader around so from the leading edge of said leading end section toward
j the opposite end of said ?lm unit, said apparatus com
said pressure-applying members toward. an opening in
1 prising, in, combination, a housing for enclosing said ?lm
‘said housing adjacent said pressure-applying members on
the side thereof opposite said guide means; and portions , unit, said housing including a pair of sections movable rela
tive to one another to'permit positioning of said ?lm unit
of said housing ‘de?ning apair of adjacent openings in:
within said housing; a pair of juxtaposed pressure~apply-.
said housing disposed to the side of said pressure-applying
-~ing members mounted within said housingjon one of. said
7 members opposite said guide means, one of said openings
.being provided in said OnehOtlSiIlg section in alignment ‘ housing sections for applyingcompressive pressure to said
with said passage between ‘said pressure-applying mem
' , ?lm .unit during, movement thereof between said members,
said pressure-applyingmembers including portions provid
bers for permitting withdrawal movement of said ?lm unit
'fromsaid housing, the other of said openings being lo
cated between and de?ned ,by portions of both of said
housing sections for permittingpositioning of said ?lm’
[unit ‘within said housing with ,said leader extending
‘_ through said other opening.
40
ing a convergent " passage between said- members; '1 ?rst
guide means mounted within saidhousing'on the other of
said housing sections for guiding ‘said leading [end of
,said ?lm unit into alignment ‘with said “convergent pas
sage; second guide means mounted Within said'housing on
said one housingsection, said. second guide means includ5. Photograph'c apparatus as de?ned in claim 4 for use,
with a ?lm unitwherein said leader is substantially nar'iv 45 ing meansrlocatedx between said ?rst guide means and
rower than saidfleading end section, said other'opening I _‘ said pressure-‘applying members for guidingsaid leading
end ‘section into said convergent ‘passageibetween said pres-v,
being substantially narrower than said one opening; it
‘ ‘6’. ‘The, photographic apparatus of claim '5,v wherein porn-1' f i’sur'eLappIying members, and'means-cooperating with ‘ said
?rst’ guide means to de?ne a guide passage for guiding said
‘tions of said housing de?ning said other opening are pro- 5
videdwith a recess in the region ofls'aid opening for hold~ 50. ‘leader 'aroundsaid pressure-applyingmembers towardafn
"openingin said housing adjacent said,,pressureéapplying
’ ‘ing;
means
ari'end
are provided
portion’ on
of "said
said leader,
housingfor
and movable
‘coveringcover:
said ' ‘members on the side-thereof opposite‘isaid guide means,
> , recess and enclosing thle’poirtion of'said leader'held there
in“,
,
_,
.
r
.
,
.
‘ ‘7,1 Photographic apparatus for processing: photograph
'
'
' .
'
7 said guide passage‘having ‘a width-su?icient'toadmit said 1 '
"leader and insut?cient togadmit said leading end section;
and portions oifpsaidhousing de?ningi'angopening in ‘said
; .
ic'?lm unit including a' leading end section ‘and an‘ elon- , Q'housing adjacent said pressur'efapplyingmembers ronmthe“ ‘Y ‘
‘gated leader whichis narrower‘ than said leading end
section and is attached thereto at a location thereon spaced
ir'om the leading edge of said leading; end section toward
’ 'the opposite end' 'Qfgsaid ?lm unit, said apparatus‘com~;,
prising, ,in'cornbination, avhousi'ng for enclosing said'?lm
side thereof opposite"saidiguidei'means ‘for allowing the
,withdrawal movement of said ?l'mfunit from said housing.
; #11. The photographic "apparatus of claim‘ 10 wherein
said - housingin‘u udesf portion-s" de?ning" a pair 7 or adja- \
f'cent openings in saidghousingjdisposed, tofithe'side‘ of '
unit;ga pair of juxtaposed pressure-applying"members '
:means,pressure-applying"members
one of said openingsv being- opposite’?
locatedfin:said
alignment
.' "guide '
~mounted‘ within, said housingvfor applying; compressive - ‘saidf
. pressure to’ said ?lrn‘ unit, during;movement‘thereof"be-i
'
i ’
’i
essure-applyingfmqm;
.bers tor'lsperrnitting'ivvithdrawa ~.m .
1 :cluding‘portions providing a vconvergent passagefbetween- , ~u'nit fromflxsaidihousingij amine oth
. V
,
. and’located‘for
v
permitting
, ,rY-Of.»saidvbpeni?ssi'-~Q
withdrawal
‘said members; ?rst guide means mounted within said hous-n‘ ‘ bemg'constructed
wwith said passage.‘betwé'enssaidslpr
tween said; members, said pressure-applying membersiri
‘ , ing vfor fguiding ‘said ' leading tend 'sectionjlof" said: ?'lni’ unit‘w
' ftwen enlarges-‘spines
operating
’
13
8,080,805
14
provide a recess in the region of said opening for holding
cent openings in said housing disposed to the side of said
pressure-applying member opposite said guide means, one
of said openings being located in alignment with said
an end portion of said leader, and a movable cover means
is provided on said housing for covering said recess and
enclosing the portion of said leader held therein.
14. Photographic ‘apparatus for processing a photo»
graphic ?lm unit including a leading end section and an
elongated leader which is narrower than said leading end
passage between said pressure-applying members for per
mitting withdrawal movement of said ?lm unit from said
housing, and the other of said openings being constructed
and located for permitting withdrawal movement of said
leader around said pressure-applying members from said
‘section and is ‘attached thereto at a location thereon
spaced from the leading edge of said leading end sec
tion toward the opposite end of said ?lm unit, said ap 10
, paratuscomprising, in combination, a housing for en-'
housing.
‘
17. The photographic apparatus of claim 16 wherein
' said one opening is de?ned by portions of said one hous
closing said ?lm‘ unit, said housing including a pair of
ing section, and said other opening is located between
and de?ned by portions of both of said housing sections.
18. The photographic apparatus of claim 16 wherein
said portions of said housing de?ning said other opening
sections movable relative to one another to permit po
sitioning of said ?lm unit within said housing; a pair of
juxtaposed pressure-applying member-s mounted within
said housing on one of said housing sections for apply
ing compressive pressure to said ?lm unit during move
rnent thereof between said members, said pressure-apply
- ing members including portions providing a convergent
passage between, said members; guide means mounted 20
. within said housing on the other of said housing sections
provide a recess in the region of said opening for hold
ing an end portion of said leader, and a movable vcover
means is provided on said housing for covering said re
cess and enclosing the portion of said leader held therein.
19. Photographic apparatus for processing a photo
graphic ?lm unit including a leading end section and an
elongated leader which is narrower than said leading end
section and is attached thereto at a location thereon spaced
from the leading edge of said leading end section toward
25 the opposite end of said ?lm unit, said apparatus com
adjacent the one of said pressure-applying members
closest said one housing section for guiding said leading
end section into said convergent passage, said guide means
cooperating with said one pressure-applying member to
provide a guide passage through which said leader is
prising, in combination, a housing for enclosing said ?lm
moved around said pressure-applying members between
unit, said housing including a pair of sections movable
said one pressure-applying member and said one housing
relative to one another to permit positioning of said ?lm
unit within said housing; a pair of juxtaposed pressure
section, said guide passage having a width su?icient to
admit said leader and insuf?cient to admit said leading 30 applying members mounted within said housing on one
of said housing sections for applying compressive pres
end section; and portions of said housing de?ning an
opening in said housing adjacent said pressure-applying
sure to said ?lm unit during movement thereof between
members on the side thereof opposite said guide means
said members, said pressure-applying members including
for allowing'the withdrawal movement of said ?lm unit
portions providing a convergent passage between said
35 members; ?rst guide means mounted within said housing
from said housing.
'
1‘5. Photographic apparatus for processing a photo
on the other of said housing sections for guiding said
' graphic ?lm unit including a leading end section and an
leading end of said ?lm unit into alignment with said
elongated‘leader which is narrower than said leading
convergent passage; second guide means mounted within
said housing on said one housing section, said second
’ end section and is attached thereto at a location thereon
spaced from the leadingedge of said leading end section 40 guide means including 1a ?rst guide portion cooperating
with said ?rst guide means to de?ne a guide passage, hav
toward theyopposite end of said ?lm unit, said apparatus
‘ comprising, in‘ combination, a housing for, enclosing said
ing a width suf?cient to admit said leader and insu?icient
?lm unit, said housing including a pair of sections mov
able relative toone another to permit positioning of said
?lm unit within said housing; a pair of juxtaposed pres
sure-applying members mounted within said housing on
to admit said leading end section, for guiding said leader
around said pressure-applying members toward an open
ing in said housing located to the side of'said pressure
one of said housing sections for applying compressive
pressure to said ?lm unit during movement thereof be
- tween said members, said pressure-applying members in
, applying members opposite said guide means, said sec
ond guide means including second guide portions ‘for en
gaging said leading end section to guide the latterinto
said convergent passage between said pressure-applying
cluding portions providing a convergent passage between 50 members; and portions of said housing de?ning at least
said members; ?rst guide means mounted within said . an opening in‘ said housing adjacent said pressure-apply
ing members on the side thereof opposite said guide
housing‘ on the other of said housing sections for guiding
means for allowing the withdrawal movement of said
1 ‘said leading end of said ?lm unit into alignment with
_ ?lm unit from said housing.
said-convergent passage; second guide means mounted
20. Photographic apparatus for exposing and processing
within said housing ‘on-said one housing section between 55
a photographic ?lm unit which includes ‘a leading end
said ?rst guide means and said pressure-applying mem
section and an elongated leader attached. thereto at a
bers for guiding said leading end section into said con
vergent passage between said pressure-applying members;
location thereon spaced from the leading edge of said
and third guide means mounted on one of said housing
leading end section toward the oppositeend of said ?lm
' means to de?ne a guide passage having a width suf?cient
ingfor enclosing said ?lm unitfsaid housing including
sections and cooperating with said ?rst and second guide 60 unit, said apparatus comprising, in combination, a hous
to admit .said leader and insu?icient to admit said lead
ing end section for guiding said leader around said pres
sure-applying members toward an opening adjacent the
' section; said iorward housing section including means ‘for
side of said pressure-applying members opposite said
:guide means, said third guide means including portions
for engaging and guiding said leading end'section toward
' . said convergent passage; and portionsof said housing de
n?ningsat: least an opening in saidhousing adjacent ‘said
pressure-applying members onlthe ‘side [thereof opposite
positioning said ?lm lll'lilt'lfOl' exposure; a pair of-ljuxta
posed pressure-applyingl-mernbers mounted within‘, said. "
, housing on said rear housing sectiontorapplyinglcom
I pressive pressure to said ?lm unit during movement there
of between said members, saidpressure-applying.{members
, including portions‘ providing a convergent passage between
I said members; guide means within-‘said housing forgguid
‘,said’guide means for allowing the, withdrawal, move
1' men-tot said ?lm unit fromisaid housing.
forward and rear sections movable relative to one another‘ .
‘ to permit positioning‘of said ?lm unit within, said hous
ing; exposure means mounted on said forwardlhousing
'
log said leadingend section into ‘said passage between‘
6.1.Tl1‘e photographic’ appa-ratus‘of claim 15 wherein
said pressure-applying ‘members and‘ guidinglsaid leader
housing includes portions de?ning a pair ‘of -adja-, 75 forward of- said pressure-‘applying ,rnembersv toward an _ i
' abscess
..
,
.
15
.
Opening in said housing adjacent said pressure-applying
applying compressive pressure to said ?lm unit-during
members on~the side thereof opposite said guide means;
movement thereof between said members, said pressure
applying members including portions providing a con-'
a portion of said rear housing section de?ning an open-.
ing therein disposed to the side of said pressure-applying
vergent passage between said members; ?rst guide means
Ci mounted within said housing on said forward housing
members opposite said guide means and located in align
ment with said Convergent passage for permitting with
applying members from said'hous'ing; and portions of said
section for guiding said leading end section of said'?lm
unit into alignment with said convergent passage; second
guide means mounted within said housing andzincluding
forward and rear housing sections‘ de?ning a ‘second
.means located between said ‘?rst guide means’ and said
drawal movement of said ?lm unit between said pressure- "
.
‘
.
‘ope‘ningflocated adjacent and forward of the ?rst 10' pressure-applying members for guiding’ said leading end
’ ‘mentioned opening for permitting withdrawalrnovement _ section into said convergent passage between‘said pressure
'of said leader fromrsai'd‘ housing, said second opening _ applying members, and means cooperating with said ?rst
guide means to'de?ne a guide passage, having a‘ width
sufficient to admit saidleader and insu?'icient to admit
' being located between said forward and rear housing
sections'to permit positioning of said ?lm‘unit within said ,
housing with said leader extending through said second 15 said leading endtsection, for guiding said leader‘ around‘
-
opening.
'
-
"
"
‘
-
t
t
and forward of said pressure-applying members; a por~
'
21.‘Photographic apparatus for processing a photo~
‘graphic ?lm unit including a leading end section and an
‘elongated vleader which'is narrower ‘than said‘ leading
tion of saidrear' housing section de?ning an ‘opening
therein disposed to the side of said pressure-applying
members opposite said guide means and located’ in align
end section and is attached thereto at a location thereon 20 ment with’ said convergentpassagev for'permitting‘with
spaced from the leading edge of said leading end section
towardthe opposite end of said ?lm unit, said apparatus
comprising, in combination, a housing for enclosing said
?lm unit, said housing including forward and rear sections
drawal movement of said ?lm unit between said pressure
applying members from said housing; and portions of
said forward and rear housing sections de?ning a second
opening located adjacent and forward of said ?rst
movable relative ‘to one another to permitpositioning of 25 mentioned opening for permitting withdrawal movement
said ?lm unit within said housing; exposure means
of said leader from said housing, said second opening
being located between said forward and rear housing
anountedon said forward housing section; said forward ~
housing section including means for positioning said ?lm
sections to permit loading of said‘?lm unit into ‘said
housing withysaid leader extending through said second
' ‘unit for exposure; a pair of juxtaposed pressure-applying ‘
finembers mounted within said housing on said rear hous
in'g section for applying compressive pressure to said ?lm
unit during movement thereof between said members,'said
30
opening.
-
~
'
'
23. Photographic apparatus for exposing and processing ‘
a photographic ?lm unit which includes a ‘leading end‘
pressure-applying members including portions‘ providing
section ‘and an. elongated leader which‘is narrower ‘than
- a convergent passage between said members; guide means
said leading end section and is attached thereto Iatia
mounted within said housing on said forward housing 35 location ‘thereon spaced from the leading edge of said
section adjacent theme of said pressure-applyingmem
leading end section toward'the opposite end of said ?lm
‘ bers' located closest said forward housing section for
unit, said apparatus comprising, in combination, a- hous~
guiding "said leading end' section into said'jconver'g'entrv > ing for enclosing ‘said ?lm unit, said housing including
_ passage, said guide meansicooperating with said one
forward and rear sections movable relative to one another
‘
i ‘pressure-applying member to provide a guide passage '40 to permit loading ofa ?lm unit into said housing; exposure
‘ through which said leader is ‘moved between said guide
means. mounted ,on "said forward housing section; said
' means and said one pressure-applying'member forward
, not‘ said one ‘pressure-applying member toward an open
;'ing in said‘ housing adjacent‘said pressure-applying mem
forwardhousingsection including means for positioning
" said ?lm unit for exposure; apair‘of juxtaposed‘ pressure
applying members mounted within said housing on‘ said
“bel‘S‘OH the1 side thereof opposite said guidemeans, said
guide passagehaving a width ‘su?‘icien-t to admit said
‘* rear housing section ‘for applying compressive pressure 'to
"-ieader and insufficient to‘ admit said leading end section;
, members, saidypres‘s'ure-applying ‘members including por
said ?lm ' unit during movement‘v thereof . between said
ia‘portion of said rear housing section de?ning anjopening , ' tions providing a convergent passage between’ said mem
_'rtl1e'rein ‘disposed to: the side of said‘pressure-applying ' bers; ?rst guide means mounted withinjsaid housing on
‘members opposite said guide'means and located in'align- ~ said forward'housing section'for‘ guiding said, leading
vment with'fsaid convergent passagetfor‘ permitting with- '
drawal movement of saidi?lrnmnitlbetween said pressure
“ applying members from‘said housing; ‘and‘portions‘of‘said
' end of said’ ?lm‘ unit into alignment with said convergent
passage; second guide means including a ?rstr'g‘uidetpor
tion mounted on said rearfhousing section for ‘guiding
forward and rear housing“ sections de?ning a‘ second
s‘aid leader around and forward of said pressurdapplying
; opening located’ adjacent and forward of the r?rst~
members to the opposite side thereoff'rom said ?rst guide
mentioned opening for permitting withdrawal movement’ > ,means, said second guide meansincluding second ‘guide:
.of said‘lead‘er vfr‘om‘said housing-‘said second opening
being located“ between said forward and rear'housing
portions cooperating with said'?rst guide portion and said
?rst-guide means to de?ne aguide passage,- having‘ a‘
7 sections to permit‘ positioning of said ?lm unit'within said " width sut?cient to admit said leader and insu?icient to r v
' housing with said leader extending throughsaid second 60 admit said leading. endsection, for guiding said leader
adrenals"
‘
‘
.,
'7
.
~
7
l
,-
'
.
~
Q d‘" 22; Photographic apparatus for exposing and processing
“a photographicr?lm unitwhichfincludes a leading end
around said ‘pressure-applying members towardrsaid oppo
. site side thereof; a portion'of said ‘rear housing section
‘ de?ning an opening therein located adjacentsaid pressure
‘sectionandj an elongated ‘leader which-‘is'narrower_.-t_han ; i applying members'at' said, opposite side-‘thereof in ‘alignw '
aid?le‘ading
s‘ectionlandfis attached thereto at La "65 ment with said ‘convergent passage vfor permitting with
,ocationfthereon spaced from ,th‘eileading edge-"bf ‘said
‘ ading ‘end sectionztowardsthe‘opposite end ‘of said'?lm
I drawal 'rriovernent of said ?lm unit between‘ said pressures : 7
applying" members_;from_ ‘said housing; and portions" of
‘unit said apparatus comprising, in combination, a hous-"e ‘said ‘forward and rear housingfsections de?ning a‘ ‘second
mg‘v vincluding forward and ‘rear. ‘sections movable relative , . openingrjlocated"adjacent _ and forward of ‘the, ?rst
to one another “to; permit loading of." said i'?lrn" unitiinto 70
"frnentioned:openingffor.‘permittingwithdrawal movement; a ' - a
saidiliousing; exposure 'meansmountedon said'forward '
of ‘said ‘leader between
'fro‘rn'said‘housing,
said forwardsaid
,sandvrearl‘housing"
secondfopen‘ing
housing. section; saidfv forward housing , “section including -;_'being:lo‘c‘ated
‘permit ll"o__2_>.'ding_''of ‘,said- ?lm" unit-into said, , ,
air;
'a‘nsof~hforjépdsitionin'g"isaid
j juxtaposed pressiireiapplying
?lm unit‘i'for
‘members
. exposure;
. mounted‘
a'“ ~ sections'to
with ' said leaderivextendingj through. said second ? '
' ‘
it-hi
V housinll
said he ‘sing n said;rearj‘housingjsection ‘for
ffopenin'g;
>
v
>
/
3,080,805
a
. 17
24. The photographic apparatus of claim 23 wherein
18
26. The photographic apparatus of claim 24 wherein
said second guide means includes at least a third guide
said second guide means are mounted on said rear hous
portion for. engaging said leading end section to guide
ing section.
the latter into said convergent passage between sald
pressure-applying members.
5
25. The photographic apparatus of claim 24 wherein
said second guide portions are mounted on said forward
housing section.
References Cited in the ?le of this patent
UNITED STATES PATENTS
3,002,437
3,009,405
Eloranta _____ __' _____ __ Oct. 3, 1961
Ebum ______________ __ Nov. 21, 1961
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