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Патент USA US2405373

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Aug. 6, 194.
Original Filed May 21, 1940
4 Sheets-Sheet l
{by W.
, 1946.
Original Filed May 21, 1940
4 Sheets-Sheet 2
0 4,
Original Filed May 21, 1940
4 Sheets-Sheet 3
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Aug; 6, 1946.
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Original Filed May 21, 1940
4 Sheets-Sheet 4'
10 Equal: ll CINJPS
Patented Aug. 6, 1946
Harry Epsreveley, Niagara Falls,~N. -Y., assignor to
Moore Business Forms, Inc., a- corporation of
Delaware "
original‘application May 21, 1940, Serial No.
336,413. Divided and this'application-"Décenir
her 9, 194a, Serial No. 468,387 , '
.2 Claims
(01. 1017-223) '
The invention herein disclosed and claimed
in- conjunction with the impression cylinder for
is fully disclosed in- applicant’s prior copending
applying, the' printed’ data to the blanks ‘or
application,_ Serial No. 336,413 for Unit feed
checks that'are grippedand retained in impres
sion receiving position upon the cylinder.
printing machine, ?led May 21, 1940, Patent No.
2,331,351, issued October 12, 1943;: Therefore, the -
present application is a division of that‘ earlier
Other objects and’ advantages of’ the invention‘
will be in part pointed-out in the following de
tailed description- of an illustrative but preferred
This invention relates to improvements in ma
embodiment of the invention, and will be in part
chines for operating upon long continuous strips
of paper and like material, and intended to be
divided into units of substantiallyequal length
and to receive printed data and having blank
obviousas the disclosure proceeds.
The-invention accordingly comprises the fea
tures’o'f'constrluction, combination of elements,
and arrangement of parts, which will be exem
pli?ed in the'construction hereinafter set forth
spaces or blank forms for receiving the same.
More particularly in some of its aspects the in
and the‘scope of theapplication
vention relates to improvements in machines for 15 indicated in the claims. a
of which will be
feeding‘ the record strips and for severing them
For a more comprehensive disclosure of the
into‘unit lengths or checks and delivering the
nature, objects vand advantages of the invention
latter sequentially to an impression cylinder and
reference is vinade'to the \following detailed de
holding them in position thereon during the ap
scription and-to the accompanying drawings in
plication of certain printed data, such as the sig 20
nature, date, and ‘numbers ordinarily applied‘to
"Fig; 1 is a side elevation of a machine embody
checks, drafts, and the'like.
ing-the invention;
' The general object of this invention is to pro
Fig; 2' is a similar'view of the Opposite side of
vide for machines of the class mentioned, an
improved feeding. and delivering . mechanism
Fig. v3 is a .front elevation of‘ the machine shown
functioning for separatirmr units from a conting
in "Figures land 2;"
uous strip of paper or like material and deliver
ing the units one after another into position up
' '
Fig. 4 is an enlarged vertical section showing
parts'o'f the-mechanism in elevation, the section
being-takenapproximately on the line ,4—-.4 of
on a rotary carrier or cylinder on which they 'may
receive printed impressions.
Fig. 3 looking in the direction ,of (the arrows;
, Fig. 5 is an enlarged section taken approxi
_A further object‘is to provide an improved aux,‘
iliary feeding and delivering mechanism for the
matelyon the line 5—,.5 of Fig. Blocking in the
severed units or checks, embodying a simple quick
direction of'the arrows; acting unit delivery. having ‘an 'impositive fric
Fig. 6 is an enlarged fragmentary sectional and
tional feeding engagement with the units so as 35 elevational view of the strip gripping and sep
to slide idly over the units when held by the grip
arating element and the mechanism for deliver
ping device, but to automatically feed them for
ing the separated units or checks to the impres
wardly for delivery to the rotary printing cylin
der immediately upon release of the .unit gripping
A further object is 'to provide in machines of
the class mentioned an improved‘ auxiliary strip
feeding or strip delivery mechanism operating in
coordination with the breaker mechanism to de
“Fig. 7 is a Iragmentary sectional view showing
the strip breaker mechanism, the section being
located substantially on the line ‘l—-l of Fig. 5
looking in the direction’ of the arrows;
‘ Fig. Bis a fragmentary plan view-of parts posi
tioned below the line 8-8 of vli‘i'g. 4, the vparts
liver the units or checks quickly and easily as 45 above this line being omitted;
soon as they are released from the‘ breaker
Fig. 9 is a-‘fragmenta'ry sectional and elevational
Another object is to provide an improved strip
gripping and holding mechanism for vholding the
1 units or checks in impression receiving position 50
upon-an impression cylinder ‘and operating in
coordination with the delivery mechanism for re
ceiving the units delivered by the latter.
the arrows‘; '
Prior to the detailed description of the illustra
tive embodiment it will be helpful to give a general
outline of the various operating mechanisms and
Another‘object is to provide an improved-ar
rangement for the printing elements operating
view of the auxiliary feeding or delivery mecha
nism, the section being located substantially on
the line 949 of Fig. 4 looking in the direction of
the functions thereof. These are outlined as iol
A strip feeding mechanism feeds the long con
members 2| and 22 and mounting legs or pedestals
tinuous strip of checks or similar units that are
23 so that the machine can be mounted upon a
?oor or platform. Transverse frame members or
separated by transverse weakened severance lines.
The feeding mechanism is preferably of the pin
feed type having pins entering strip apertures
tie rods 24 extend between the frame members 2!
and 22 to support them ?rmly imposition.
‘The strip feeding mechanism, best shown in
and feeding the strips with accuracy. Intermit
7 detail in Figs. 3 and 4 embodies a unit or frame
tent drive for thepin feed mechanism advances
the strip with a step by step movement by unit‘ ' / 25 supported on transverse bars or rods 26
mounted in machine frame; Feed sprockets 2T
Just beyond the pin feed mechanism islthev .16 longitudinally spaced apart are mounted upon
rotary shafts 28 running in bearings in the feed
strip separator or breaker embodying a) strip
or checklength intervals.
unit, one of these being a drive shaft for the feed
Mounted upon the feed sprockets 21 is an
opposite sides of the transverse weakened lines
thereof upon the halt or cessation ,of stripad 15 endless ?exible feed chain 29 carrying pin sup
clamping device having two closely spaced gripper -
bars actuated intermittently to grip the strips at
vancement by the feed mechanism. ‘The’ strip‘is',
porting brackets 30 on which the feed pins 3i
thus held in its gripped position during the sepa- '
ration or breaking along the weakened lines there- .
of. A unit separator or .breaker blade moves be
are respectively mounted. As shown in Fig. 4
the brackets so are positioned to mount the feed
pins at or below the pitch line of the chain 29,
20 which is ordinarily constructed of a series of
tween the clamping bars in substantial align
ment with the weakened lines of the strip. The
breaker is notclaimed per se herein but is par
ticularly claimed in the prior copending parent
application above identi?ed.
pivotally connected links. This arrangement of
the feed ‘pins functions to feed the strips accu
rately so as tobring the severance lines 2!! of the
strip into de?nite positions for operation thereon
7 After the breaking of the check or unit from the 25 as later brought out more clearly. Since the con
strip along the weakened line, an auxiliary feed
or delivery mechanism becomes operative imme
diately upon release of the gripper to advance and
deliver the check into position for subsequent
processing, as upon an impression cylinder. The
struction, operation and advantages of this feed
mechanism are fully set forth in the Mabon
Patent No. 2,171,003, issued August 29, 1939,'it is
unnecessary to describe it further here, and refer
ence is made to this patent for a full disclosure of
cylinder .is provided with gripping mechanism
operated synchronously with the delivery mecha
the feed mechanism.
nism so as to grip the check in position upon the
transversely being rotatably mounted in hearings
in the longitudinal side frame members 2! and
' The main drivev shaft 32 of the machine extends
cylinder to retain it in impression receiving posi
tion thereon. Although the impression cylinder 35 22. This drive shaft is driven in any convenient
rotates continuously the gripping mechanism
manner as by a driving motor 33 connected
thereon is operated in timed sequence or syn
through a belt 34 to a pulley 35 ?xed to the shaft.
The various operating units including the strip
chronism with the intermittent delivery of the
units or checks by the delivery mechanism. ’_ Rota
feed mechanism, above described, are driven
tion of the impression cylinder brings the checks 40 through connections to the main drive shaft;
held in impression position thereon into impres
sion receiving relation with the printing mecha
nism for printing the signature, dates, numbers,
As best shown in Figs. 1 and 4 the pin feed
mechanism, above described, is driven intermit
tently for advancing the strip in a step by step
movement. The mechanism is adjusted to ad
For a detailed description of the illustrative 45 vance the strip the length of one of the units or
checks at each feeding interval or step. A trans
‘embodiment of the invention reference is had to
the accompanying drawings. As there shown, the
verse rotary shaft 36 driven by intermeshing gears
strip l5 as seen in Figs. 3 and 8 ordinarily em
31 mounted respectively upon the drive shaft 32
bodies a long continuous strip of paper or simi
and the shaft 36, carries a crank arm 38 con‘
lar material folded into a zigzag pack i B that may 50 nected by a rod or pitman 39 with a reciprocating
be conveniently supported as by a housing and
driving arm 40. The pawl arm is mounted for
rotary reciprocation upon a rotary shaft 4! and
protecting shelf I‘! attached to the frame of the
machine. The strip shown is divided intounits
carries ‘a driving pawl 42 pivotally connected
of substantially equal length by transverseweak
thereto and engageable at its free end with the
ened severance lines IS, the weakening being by
teeth 43 of a driving disk 44 affixed tothe shaft
any well known means such, for example, as slit
4|. The driving pawl 42 is yieldingly urged into
ting, perforating and the like. These units in the
operative position by a tensioned spring 45. A
illustrative embodiment are intended to be used
locking pawl 46 islpivoted to the frame member 2!
for checks, drafts and, the like and may have the
and yieldingly urged by a spring 47 to cause its
usual printed data thereon with spaces or blank 60 free swinging end to engage the teeth 43 thereby
forms for receiving additional data such as the
to prevent retrograde movement of the shaft 4| .
signatures, dates, numbers, amounts, etc. A feed
' Interposed between the intermittent rotary
band l9 preferably integral with the strip, as
shaft 4| and the driving shaft 28 of the pin feed
shown, extends along one longitudinal margin of
mechanism, is a train of intermeshing toothed
the strip and is provided with aseries ofpin feed 65 gears 48, 49, 50, 5|, the gear 48 being attached
apertures for cooperation with the feed pins of
to the shaft 4| and the driving pinion 51 to the
the feed mechanism. This feed band is separated
drive shaft 28. The toothed gears 49 and 50 are
from, the .body of the strip ‘by a longitudinal
weakened severance line 20 formed by slitting.
vperforations, etc., thus providing for easy separa
tion of the feed band after it has served its feed
ing function.
The operative mechanism of the machine is
mounted in a suitable frame which, as shown, may
include longitudinally disposed plates or frame
idlers rotating as a unit upon a spindle or bearing
attached to the frame 2i. Through these driving
connections the pin feed mechanism is driven
intermittently through action of the driving pawl
42 to feed the strip ‘ l5 intermittently in steps of
‘equal length. In cases where it is desired to feed
the strip in different step lengths, this may be
AA, or
" 59
‘energize 25.21225“of88the
is acorrespondingcollar
ap ' o . Q for controlling the operation of the gripper bars
55. The cam 53 has a ?attened peripheral sur
face 63a cooperating with the roller 64 for ef
Positioned just beyond the feeding unit in the
direction of strip feed is the strip breaker or
fecting reciprocationof the actuating arm 61.
separator unit indicated generally at 52 and oper
A controlarm 10 is also ?xed to the shaft 56
ating in timed sequence with the feeding mecha
and a tensioned spiral spring 1! anchored to
nism for separating the strip into units. This
the frame is connected to the outer end of the
breaker unit, as best disclosed in Figs. 4, 5, 6 and '7. 10 arm 10 for controlling the operation of the cam
embodies a relatively heavy metallic cross bar
driving mechanism.
or frame unit 53 extending transversely of the
Each of the sleeve rods 51 extends through a
machine and securely attached to the frame plates
recess 12 formed in the frame unit'or crossbar
2| and 22. The cross bar 53 is formed at its upper
53, and secured in position upon the sleeve rod
edge with a flat bed 54 having its upper surface
each recess is a‘ control collar 13 normally
in alignment with the path of strip feed and 15 seated against one end of the recess. A'spiral
forming a gripper bed upon which the strips are
compression spring 14 bears upon the upper
held during separation of the strip units. Re
surface of each collar 13 and at its opposite end
ciprocating grippers or gripper bars 55 are
against the upper wall of the recess 12, the
mounted in opposing relation to the bed 55 so
springs being compressed to tend to urge the
that the path of strip feed lies between the bed
sleeve rods, together with the gripper bars 55,
and the grippers. The two gripper bars 55 extend
into strip gripping position. When the cam
transversely of the machine and are preferably
roller'?? engages the circular surface of cam
spaced apart slightly longitudinally of the strip
63, as shown in Fig. 5, the breaker blade 55 is
path forming a space or passageway for receiving
raised through the actuating rods 53 and the
the strip breaker or breaker blade 55. But the
actuating arms 61, while at the same time the
gripper bars are ?rmly connected together in a
bifurcated terminals 368 of the actuating arms
unit and may be integral with each other if
engage the operating collars 59 of the sleeve rods
desired, and their gripping surfaces are prefer~
to raise the grippers 55 to non-gripping position.
ably faced with yielding material such as sheets 30 During this operation the collars 13 in the re
cesses 12' are raised from their seats to compress
of rubber as shown.
As best seen in Fig. '7, the gripper bars 55 are
the spiral springs 14. When the cam roller 64
mounted for reciprocation upon the cross bar 53
engages the flattened surface 63a of the cam 63,
by means of hollow sleeve rods 51 slidably mount
the actuating arms '61 are retracted by operation
ed in bearings 58" in supporting formations at
of the springs 1 I, thus sliding the actuating rods
the opposite ends of the cross bar 53. These 35 60 downwardly in their mountings and adjusting
sleeve rods are ?rmly attached at their upper
thebreaker blade 56 into its downward opera
ends to the opposite ends of the gripper bars 55
tive position. During this movement, the bifur
so as to move as a unit therewith. At the lower
cated terminals 68 move away from the terminal
ends, the sleeve rods 51 protrude from the cross 40 collars 59 whereupon the compression springs 14,
bar 53 and are provided at their terminals with
through the collars 13 and sleeve rods 51, move
collars 59 secured thereto and functioning as
the gripper bars 55 into gripping position.
operating elements. By means of these sleeve
An auxiliary feed mechanism is positioned
rods the gripper bars 55 are mounted for sliding
just beyond the breaker mechanism for- continu
ingthe feed of the checks or units after they
reciprocation on the cross bar 53.
The breaker‘ blade 56 is also mounted for slid 45 have been separated from the strip l5. 'As best
ing reciprocation upon the cross bar 53 but can
shown in detail in Figs. ll, 5, 6, 8 and 9, this
move independently of the gripper bars 55. For
auxiliary feed mechanism includes a continuously
this purpose reciprocating mounting rods 60 ex
operating feed or pull roll 15 rotatably mounted
tend through the inner openings of the sleeve
in the frame and driven continuously by a spur
rods 51, which thus provide bearings for slidably 50 gear 16 meshing with the toothed gear 31 mount
mounting them. They extend at the lower ends
ed on the drive shaft 32. The feed roll 15 has an
beyond the sleeve rods where they are provided
uninterrupted peripheral friction surface for its
with operating connections including operating
entire length extending in frictional engage
rollers 61 rotatably mounted upon cross pins 52
ment with the lower side of the units or checks
secured to the lower ends of the rods. The blade
|5a through an opening in a plate or table 11
56 is connected at its opposite ends to the upper
attached to the forward edge of the gripper bed
ends of the operating rods 60. It will be noticed
54 and forming a smooth uninterrupted continu
that the breaker blade 55 is positioned inter
ance of the latter.
mediate the gripping surfaces of the gripper bars
‘Pressure rollers or trucks 18 are mounted upon
55, the purpose of which is later set forth.
a swinging'rotary shaft 19 rotatable in bearings
For operating the gripper bars and breaker
carried by swinging arms 8!] attached to a sup
blade a cam mechanism is used. as best shown in
porting shaft or bar 8| suitably mounted for
Fig. 5, embodyinga disk cam 53 secured on the
oscillatory rotation in the frame. An arm 82 is
shaft 36 for rotation therewith. A .cam roller
attachedto the shaft 8! and one or more con
64 engages the periphery of the cam 53 and is
trol springs 83 are attached to the arm 82‘ to
mounted upon an arm 65 affixed to a shaft 65
regulate the pressure of the rolls or trucks 18
rotatably mounted in suitable bearings in the
upon the upper surface of the strip or checks.
frame. Also, a?ixed to the rotary shaft 56 is a
An adjusting device 84 is provided for adjusting
pair of ‘longitudinally spaced actuating arms 61
the tension of the spring 83 so as to control the
each having a bifurcated terminal 68 underlying
pressure of the truck rolls 18 against the strip.
‘the corresponding operating collar 59, and pro
The truck rolls 18 are preferably faced with-fric
vided with opposing elongated slots 69 in its
tion material, such as rubber bands 85 or the
terminal branches for receiving the rollers 6|
like positioned to bear against the strip surface.
that are attached to the operating rods 60 for
It will be noticed that the feed roll 15 rotates
the breaker blade 55. The upper surface of each
..__- ‘an;
uwnsg ULLUUIS ?avancement
mic pel‘lpflery Of a
cam 97 supported in stationary position upon the
The tension of the trucks 18 is so adjusted that
support 87 of the impression cylinder. This cam
this constant pull of the feed roll.‘!5 is insui?
cient to sever or damage :the strip but functions 5 preferably includes two cam plates or disks 98.
to advance the separated units or checks I5a im
and 99 that may be angularly adjustable with
mediately upon release thereof by the grippers
reference to each other so as to vary the gripping
55 following severance of the checks from the
and releasing operations of the grippers 90. As
seen in Fig. 6, the lobe Hill of the cam plate 98
continuous strip by the blade 56. During the
time that the units are held by ‘the grippers the
pressure rolls or trucks ‘(8 do not rotate but con
tinue to exert pressure upon the strip against
the feed roll 75. The trucks 15 and mountings >
therefor are light with little inertia and anti
friction bearings are provided for mounting the 15
Positioned beyond the auxiliary feed mecha
cooperates with the arm 95 to open or release
the gripping jaws 90 at a de?nite period in the
rotation of the impression cylinder v86, while the
jaws are moved into gripping pos'itionby means
of a tension spring [0| immediately uponv pas
sage of the roller I02 beyond the lobe I00. The
cam lobe I02 of the cam plate99 is utilized for
releasing the grip of the grippers upon the units
at the time of unit ejection as later described.
nism is a‘receiving cylinder 86 to which the
separated checks or units I511 are delivered by
While the separated checks or units [50, are
the auxiliary feed mechanism. This receiving V20 gripped in impression receiving position upon the
bed 89 of the impression cylinder 86, they are
shown in detail in Figs; 4, 5, 6 and 8. While the
carried to receive their printed impressions past
receiving cylinder 88 may be utilized for different
rotary printing units (03 and 104. rotatably
purposes in processing the separated units or
"25 mounted by shafts or supports I95 mounted in
the frame. The printing units I03, I04 are driven
by toothed gears "36 meshing with the gear 88
ceived and supported during the reception there
of the impression cylinder. While any desired
on of printed data.
> ‘
data may be printed upon the units or checks,
The impression cylinder 86 is'suitably rotatably
in the embodiment shown the rotary printing ele
mounted on a shaft or support 81 carried by the
ment I03 carries a signature plate 101 and a
frame and-1s driven by a toothed gear 88 mesh
date plate I08. The signature and date plates
ing with the'drive gear'31. The impression cylin
may be of any desired construction and arrange.
der is preferably provided with an impression
bed or blanket 89 for receiving the’checks or "35 ment and need not be described here in detail.
The rotary printing unit I04 carries a numbering
units 15a, the bed being preferably of resilient
plate I09, also of any desired constructionand
or yielding material, such as the sheet of rubber
arrangement. As the check or unit l5a is carried
on the bed of the impression cylinder, the signa
periphery of the cylinder in position for receiv
ture, date and numbering plates are moved in
ing the separated units as they are delivered by
synchronism and the impressions are printed on
the auxiliary feeding mechanism. ‘
the check in appropriate spaces provided there
Rotary gripper jaws 90 having gripping exten
for.‘ Inking mechanism embodying ‘inking rolls
sions 9| for engagement with the forward edges
of the checks, are ?xed to a supporting shaft 92 f D “0 is mounted for applying ink to the surfaces
of the printing plates. An ink carrying roll'l H
rotatably mounted in bearings provided in sup-- ‘
deposits ink upon the surface of a vibrator roll
porting ?anges or walls 93 formed in a recess
H2 from which it is transferred to the inking
94 opening through the surface of the cylinder
rolls H0 and thence to the printing plates‘. This
85 in which the shaft 92 is disposed. As best
inking mechanism may be of any desiredknown
seen in Fig. 6, the jaws 90 with the gripping
construction and arrangement and need‘ not be
described in detail.
Ejector mechanism is provided for stripping
against the forward edge of the bed 89 as they
and ejecting the checks or units from the'i'm
are delivered. thereto by the auxiliary feeding
pression cylinder after the processing is coni
mechanism. It will be noted that the gripping
extensions 9i of the gripper jaws 99 are so dis 55 pleted and for depositing them in a suitable
receptacle. This mechanism, as best shown vin
posed relatively to the center of rotation of the
Figs. 4., 5 and 6, embodies an ejector shaft‘ll3
mounting shaft 92 that they will be retracted
peripherally of the impression cylinder from grip
ping position when the jaws are open to release
the grip upon the strip. Similarly, when the
jaws are closed into gripping position the grip
ping extensions 9| advance toward the edge of
the strip and pass thereover into ‘gripping po
sition overlying the strip edge which is adjusted
rotatably mounted‘ in the frame and carrying
one or a plurality of ejector ?ngers H4 prefer
ably made of thick strong metal and having free
terminal ends shaped for engagement withthe
edges of the checks or units so as to impart an
impulse thereto to strip them from the impress‘
sion cylinder and .to deposit them in the recep
into this-position by means of the auxiliary feed 65 tacle I I5 mounted on the frame adjacent to the
impression cylinder. These ejector, ?ngers H4
ing mechanism. When the grippers 90 have been
are provided with attaching shanks engaging a
rotated into releasing position, as seen in‘Figs. 4
flattened side of the shaft I I3 and detachably
and 5, the gripping extensions 9! have been re
tracted along the periphery of the cylinder so as 70 secured in position by attaching screws or simi:
notv to overlie or interfere with the edge of the
strip or unit as it is advanced into position to be
gripped on the cylinder by the auxiliary feeding
Operating means for the unit ejector or strip—
per include an operating arm H6 attached to the
ejector shaft “3' and having a cam roller or
At one of its ends the gripper shaft 92 has an 75 pin H1 at its free swinging end, positioned for
engagement with the peripheral cam surface of
a. cam disk “8 fixed in operative Position; 119011
the. rotary. shaft 36.. A control arm “.9 is ht
tachsd to. the. ejector shaft ".3 and a tcnsiohed
6.1 and terminal blocks 68 engaging the heads
or'cQllal's 59. of the sleeve rods 51, the feed roll
15.3116. pressure rolls‘ 18 immediately become ef
coil spring. 120 is. stressed to tend to cause the
shaft “3. to. rotatein. a counter-clockwise direc
tion. as viewed .in. Figs. 5,, and 6. The cam [l8
fe‘ctive to advance the severed unit as indicated
in Fig._ 6. The release of the grippers 55 is ef
fected synchronously or in timed sequence with
operation of the feeding'mechanism and with
operation of the‘ grippers'so of the impression
cylinder. The tractive chart of these auxiliary
feed rolls can be adjusted by means of the spring
3.3 to provide the best tension to accomplish the
face;a [22
of gradually
or stepped,
portion radius
I2 I, andleading
from the inner or lower edge of the shoulder
I211. The radius of the surface [22 gradually in
creases substantially. to the point I33. and. the sur-.
face 124 beyond this point is. substantially cons
centric with the shaft 36.
desired result
By the‘ feeding action of the auxiliary feeding
mechanism the check or unit I50, is advanced to
The operation of the improved mechanism is
partially included in the above detailed descripe 15 introduce its forward edge into position on the
bed 89 of the impression cylinder 86 so as to be
tion,~but is herewith brie?y summarized in order
gripped by the gripper jaws 9E1 of said cylinder.
to set-out the various operations in coordinated
sequence. The strip I5 is threaded into the
feed mechanism and over the'gripper bed 54 ‘and
beneath the gripper jaws 55. ‘The machine may
Just as soon as the unit is thus introduced the
gripper jaws 96 are caused to close, because at
20 thisfmoment the cam roll 96 passes beyond the
' cam lobe Iiiil and the jaws are closed by action
be-opkeratedslowly-for short distances by’ hand
of the tension spring iili. It will be noticed that
the forward edge of each unit is positioned by
action of the auxiliary feeding mechanism sub
ated by hand to; raise the gripper- bars slightly"
even with the forward edge of the bed
fromjthe bed,‘ as shown in‘ Fig. 4, whereupglfi-cthe 25 stantially
89 of the impression cylinder and flush with the
through-thehand Wheel 1225 attached to the main
drive shaft 32'. Thus the'machi-ne may be oper
stripcan be threaded beneath'the bars‘ with-the
forward edge or unit thereof between the feed roll
15 and pressurerolls‘l-B of the-'auxiliary'feed
The driving motor can then be
adjacent Wail of the recess 9a‘ of the cylinder.
During this introduction of the unit the gripper
jaws 90 and the gripping extensions iii thereof
30 are in their retracted positions as seen in Figs.
4 and 5, so that the umt edge can be introduced
_ Due to the step by step action of the Pin feed
into its ?nal position in which it is gripped With
out any obstruction by the gripping jaws or the
gripping extensions. This position of the opera
mechanism above described, strip I5 is fedif‘or
wardly intermittently ‘a distance equal to the
length of a check‘ orunit 'I5a'at each stepv or
tive elements permits the rate of unit advance
feedingimpulse. ‘During the interval offeeding 35 ment by the auxiliary feed mechanism to be sub
movement the grippers 55 are raised from the ‘bed
54 to permit pass?g'ecf‘ the strip and also the
separator blade56 is raised, as shown in Figs.“ 4,
s and '1. At the end of each feeding impulse or
at the halt -in feeding, one of the'weaken‘ed sev
erancerlines l8‘ of the ‘strip will be aligned in
stantially the same‘as the peripheral speed of
the impression cylinder and of the vgrippers 95;
position directly above the centrally disposed re
cessin the gripping bed 542.’ The'pin feed mecha-'
aisle. as described, is desished to feed the strip
in ‘enact graduated lengths to bring each succes
sivc. weakened line , substantially in mid-position
above thecsntral recess . Slight variations in this
feeding-z movement will hot vilfltsrfsrs with the
effective separation-along the weakened lines,
because-the breakerjblade will operate‘effe‘ctiv'ely
to break the strip along the lines even though the
edge of the blade engages the strip slightly in
advance or slightly to the rearward of the lines
this is an advantageous operating condition. It
will, of course, be understood that the impres
sion cylinder rotates continuously and that the
introduction of the units into position upon this
cylinder and the gripping thereof insuch posi
tion is effected during cylinder rotation. The
release of each severed unit by the breaker grip
pers 55 is effected in timed sequence with rota-'
tion of the impression cylinder and with opera
tion of the grippers 96 thereof, so that the for
ward edge of each unit, as soon as introduced
into position on the cylinder is immediately
gripped and held by the actuation of the grip
pers 96, as shown in Fig. 6. The continued feed
of the unit is then effected by the rotation of the
impression cylinder 88 on which it is held by
the grippers 9i]. Continued rotation of the im
as Well as directly at the lines. As soon as the
strip feed halts the gripper bars 55 are caused
to descend by their operating cams 63 and the
pression cylinder carries the check [5a past the
rotary printing units Hi5, iii-13 so as to impress the
actuating springs 14 to grip the strip both for
signature, date, numbers, etc., thereon.
When the printed matter has been applied the
Wardly and rearwardly of the severance lines and
forwardly and rearwardly of the space in the 60 completed check or unit is carried substantially
to the position indicated in dotted lines in Fig. 6.
bed. Further descent of the breaker blade 56
At this point the cam roller
engages the re
severs the strip along the weakened line.
leasing cam lobe [B2 to release the grip of the
During the period of breaking the strip, just
gripping jaws 95 upon the unit i5a. ‘Substan
described, the forward edge portion of the unit
I5a is disposed between the continuously operat 65 tially at this moment the cam roller Ill of the ~
ejector mechanism passes over the abrupt shoul
' ing tractor feed roll 15 and the pressure rolls or
der lZi of the cam IIB whereupon the ejector
trucks '18. But the feeding effort of these rolls
?ngers H4 are given a quick ejecting action by
is ineffective to feed the unit because held by
operation of the ejector spring I20. At the in
the grippers 55, and it is of insufficient force to
tear or mar the strip or to have any other un 70 stant of initiation of this ejecting action the free
terminals of the ejector ?ngers i M are positioned
favorable effect. The surface of the feed roll
15 merely slides on the strip surface and the
so as to engage the forward edge of the unit ad
trucks 18 remain idle. But just as soon as the
jacent to the recess 94 of the cylinder as seen
grip of the bars 55 is released by actuation of the
in dotted lines in Fig. 6. Due to this quick ac
operating mechanism including the cam 63, arms 75 tion the completed unit is stripped from the im
pression cylinder and ejected into the receptacle
Haas appears in Fig. 4. Following this ejection
the ejector ?ngers H4 are gradually returned
to their normal position by the cam surface I22
for engagement with the forward edge‘ of the next‘
succeeding unit adjacent to the gripper jaws 90,
as shown in dotted lines in Fig. 6. It is held in
this operative position by the concentric surface
124 until the cam shoulder 'l2'l comes again‘ into
operative position,
each separate unit is being-fed forwardly by said"
friction feeding device into position to be gripped
by said unit gripper, in which position each sepa~
rate unit is gripped by the gripper and‘ held on‘.
the‘cylinder for receiving the impressionl
2. In a machine of the character described, in
combination, a continuously rotating impression
cylinder for carrying‘ separate units or slips to
be printed, a unit gripper for said units mounted
on said'cylinder so as to move continuously there
"Since certain ‘changes may be made in the
above construction and different embodiments of
with and being movable thereon. into unit grip
ping and releasing positions, intermittent unit
the'invention could be made without departing
from the scope thereof, it'is intended that all
matter contained in the‘ above description'or
show'n'in‘ the accompanying drawings shall ‘be
of, said delivery means including an intermittent
unit holding device and a; continuously operat-
interpreted'a's illustrative ‘and not in a limiting
delivery means for delivering said‘ separate units
to said cylinder and to said unit gripper there
ing friction feeding devicespaced between said
unit holding device and said unit gripper when
the latter is in position for receiving a unit,v said
""Having' described my invention, what' I‘ claim
as new and desire ‘to secure by Letters Patent is: 20 friction feeding device includng a continuously:
' 1.,In a machine of the character described, in
combination; a continuously ‘rotating impression
cylinder for carrying separate units or slips'to
be printed, a unit gripper for said units mounted
on said cylinder so as to move continuously there'
with "and being movable thereon into unit grip
ping and releasing positions, intermittent unit
delivery means for delivering said separate‘ units
to ‘said cylinder and to said unitv gripper there
of ,' said delivery means including an intermittent 304
unit holding device and a continuously operat-'
ing ‘friction "feeding device ‘ spaced between ‘said
unit holding device ‘and said unitgripper when
rotating feed roll and a shaft mounted formove
ment toward and away from said feed roll and
carrying a plurality of :pressure rolls spaced
therealong and each having a friction face posi
tioned for engagement with said feed- roll, ad
justable means continuously yieldingly urging.
said movable shaft toward said feed roll and
causing said pressure rolls to engage said sepa
rate units and to press them against saidfeed- roll
so as to continuously urge them forwardly and to
feed them forwardly‘ toward said unit gripper
when they are released by. said unit holdingde-.
vice but to slide idly thereon when they are held
by said holding device, saidfriction'feeding del
the latter is in position for receiving a unit, said ,
friction feeding’ device yielding'ly 'engagin'g's'aid 35 vice being positioned and arranged with refer
ence to said unit gripper on said impression cyl
separate units so as to continuously‘ urge them'
forwardly and to; feed them forwardly‘ toward
said unit gripper when they are“ released'by said‘;
unit holdingdevice but‘ to slide‘ idly thereon when
they are held by said holding device, said friction 40
feeding device 'being' positioned ‘and arranged
with referenceto"said'unit gripper on‘s'aid im
pression cylinderto feed the ‘separate units for
wardly into engagement with the’ gripper during
its said continuous movement with 'said'cylinder,
means for intermittently releasing ' said unit
holding device to release the'units' one at a time;
and, means for intermittently setting said unit
gripper in unit gripping position on said impres
sion cylinder in timed'relation with release of said"
holding device and during the time that
inder Eto feed the separate units forwardly into
engagement with the gripper during its said con
tinuous movement with said cylinder, means for
intermittently releasing said unit holding device
to release the units one at a time, and means for
intermittently setting said unit gripper in unit
gripping position on, said impression cylinder in
timed relation with release of said-unit holding
device and during the time that each separate
unit is being fed forwardly by said friction feed
ing device into position to be gripped by said
unit gripper, in which position each separate unit
is gripped by the gripper and held ‘on the cylin
- der for receiving the impression.
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