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Патент USA US2138101

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NOV. 29, 1938.
s, R, HOWARD
.
2,138,101
PACKAGING MACHINE
Filed July' 28,7 1937
2 Sheets-Sheet 1
£4
.96
$12
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Y
J’ %7' 2
INVENTOR
‘ '
RIM
BVLMCMW
ATTORNEY
Nov. 29, 1938.
'
s. R. HOWARD
'
PACKAGING
2,138,101
MACHINE
'
Filed July 28, 1937
2 Sheets-Sheet 2
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78
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INVENTOR
BY 3 - 6% “mm
ATTORNEY
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senses“- 29, 1938
v ‘2,133,101
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FYI: UNITE-o T STATE
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PATENT-"OFFICE, ~
rACKAGnvGMAQmnE
1
R. Howard,
‘
,
"minor ‘6 r
Pneumatic, Scale Co"v ' ration, Limited,
Mass.,_ a. corporation of Massachusetts ‘
Application July 2s,~ manseneino. 156,156
‘9 Claims.“ ((193-736) ‘4 '
‘r ‘This invention‘relate‘s‘ toga packaging machine ‘trat'edtmachine comprisesany of; the usual forms
and particularly to‘a bottom‘ sealing machine of ofibottom'sealing machines no’vvv upon the market.
= the type, provided with ‘forming blocks upon which ‘Reference is made tolth'e patent to W. S. Scales,
No. 767,445, dated August 16,, 1904, as disclosing
' " the‘cartons arésu'pported while the bottom seal- -
. {the details‘iof construction and mode of opera
‘ ‘5 'ing operations are vbeing performed.
One object ' ‘f the. invention is to provide a tionof such ‘ prior.’ art I'bottom" sealing machines.
-‘
is ‘generally. known,‘ and asillustrated in
> the character" specified in which‘provision is made 'i the ‘Scales patent, No. 767,445, above referred to,
r ’ novel-andimprovedbottom sealing machine of
._
vthese prior art bottom ‘sealing machines have in
for‘punchi'ng a hole-throughi the bottom of ‘the j
10 carton,‘ and preferably‘ through the closed and ‘ eluded‘ ‘four formingsblocks upon each of which
, ‘sealed bottom ?aps‘ of a carton while the latter .a ‘carton is placed by suitable mechanism, with
4, itheebottomriiaps of the carton projecting below
' ‘is supported on the forming block. »
r,
Another object of the" invention is to provide, the bottom of the block. Successive cartons are
1:0
I “a novel and'impr‘oved bottom sealing machine of _ placed upon successive» blocks as each block is
smovedlinto a, de?nite ‘station, and thereafter a
15 - the character specified in1which' a punch ‘is -pro-_
‘ vided at one station of operation which is adapt
particular block with'its‘cart'on is intermittently‘
revolved-through successive steps of 90 degrees
ed to cooperate with a ‘die carried- by each of ‘a
plurality; of ‘forming blocks arranged to, be suc-. each ,to permit the different operationsi‘of‘fold
ing-and sealing the bottom ?aps of the carton
-' cessively: advanced into voperative relationship’
‘ I 20 with thewpunch,‘ and-inwhich provision is made
' at a succeeding station of operation for stripping
to be performed.
.
.
.
20
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; ‘Inasmuch as
portions .of the bottom seal
' ‘the carton from the forming‘ ‘block? and for»there-= . ing machine of themselves constitute no part of
‘ after clearing" the punched out .portion-fromnthev the presentinvention, it has been deemed suf?
die.
‘
'
»
.
‘ cient‘to illustrate onlyi-su?icient portions of the
'With these‘obje'cts in view and such others vas ' ‘ bottom sealing machine as will'enable the present 25
may hereinafter appearrthe invention consists in invention to be understoodandasherein shown,
‘3 ther‘bottom sealing“ machine and'in the various». , Hl represents the usual rotatable“ spider upon
structures, l arrangements. and combinations of, “ which. ‘four-forming blocks I!’ are mounted to
parts hereinafter described and partic'ularly de- - -.revolve'therew7lth, ,The differentstations‘of the
“30* ?ned in theiclaims at~the~end of ‘this specifl,-' _> machine, asdlagrammatically illustrated, in Fig. 30
@
~cation."
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‘
1_,- ‘include: ‘ station I, at which the carton is
placed-upon a block; station 2, at which the bot
.i
‘ In‘ the‘di'a‘wings'illustrating the‘ preferred em
‘tom ?aps are folded and sealed; station 3,,at’
which pressure is applied to the bottom of the
carton'to ?rmly set thesealed flaps; "and, station 35
bodiment of‘ the inventiomsFig. 1 is a diagram- is
\matic ‘plan \view' of abottlesealing machine em-_
‘
‘ ‘ f35ebodying-the present-‘invention; Fig. 2-is a side‘
‘ -elevation'of the ;bottle sealing, machine; Fig. 3
4,} atwhichtheicarton .is‘remove‘d from the block
and ,delivered to an outgoing conveyor'8 to be
_ carried away ‘fromuthe ,machine.
" Leis a ‘perspective-view of: the carton produced by
‘thema'chine; and Fig. 4 is a cross sectional detail
of one of thejforming blocks.
1
‘
_'- The.‘ spider I0 is arranged to .be intermittently
v
rotated by the [usual form of Geneva drive in 40
' The present invention contemplates in its- pre
' ferredform a bottom sealing machine of the
" 40
cluding the ‘Geneva wheel i H and driver l6
type characterized'by having forming blocks on > through thecooperating gears 1'8, 20. The driver
. :which the‘ cartons ,are supported while the ,bot- - l6 -_is_'rotated from a convenient source of power
tom sealing operations are performed and in through a shaft 22 and bevel gea‘rslll', 26, the
45
45 which “provision is made for punching a hole in latter being mountedupon a drive shaft 28.‘
' ‘Referring to Eigsi2, and 4, the mechanism for
1 . the bottom of thecarton thus supported on the,
block and for thereafter removing the punched ‘ punching a hole ‘in the bottom of the carton,
7: iout. sections remaining in the forming blocks generally indicated‘ at 32, is located at station 3
where the operation rof applying", pressure to the '
1 ,after- the cartonhas been removed from> the
to
block."
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I bottom of the blocl:v tosyset the previously sealed 50
.Referring now to thedrawings, thedifferent bottom‘fiaps of, the‘ c'arton'is performed. As
features o'fithe invention are illustrated as em
“ bodied, in a machine for ‘closing and sealing the» _
bottom ?aps of cartons, and except as to such
55 details as are hereinafter pointed out, the illus
herein shown, the punching mechanism is formed
‘as apart of and is arranged to ‘operate simul
taneously with' the usual presser ‘ pad.
The
presser pad comprises the usual vertically recip 55
2
2,138,096
invention maybe employed, change being made
char
The light-source I0, where of neon tube
acter, may be actuated by a ?ashing circuit com
as regards the details described, provided how
ever, the features set forth in any of the follow—
ing claims, or the equivalent of such, be em‘
prising a secondary winding 33 of a transformer T
whose primary winding 34 is supplied by a suitable
source of low potential current, for instance a bat
ployed.
,
'
I therefore particularly point out and dis
tery 35. The transformer T and battery v3.": may
conveniently be placedupon the shelf s above the
light and tube mounting. In circuit also with the
tinctly claim as my invention:—
1. In printing machinery having a series of
cylinders for applying ink impressions in succes
primary winding and the current source is a com
mutator 36 which may comprise a body of insula» sion to a travelling web of paper and having 10
tion and a commutator bar 31 of copperor other _‘ means for regulating. said travelling web so as to
suitable metal, arranged to be contacted by a pair obtain accurate register of ' said impressions,
of brushes 38, 39, carried on a brush holder 40. A viewing means for obtaining a standstill view of
convenient switch, as a double pole single throw said web to ascertain the register of the printed
15 switch 4| serves to control the circuit. ‘ The com- ’ impressions, said viewing means including means 15
mutator brushes 38,39 may be of rod-form, of . i for ?ashing light on the web and means in syn
chronism with the ‘speed of travel of said web
for providing the ?ashes, saidv viewing means
being located in operating reach of said regulator
' carbon or graphite composition, and with a spring
42 suitably arranged, constant contact with the
commutator is assured. The; commutator 36 is
20 carried by one of the shafts in the machine, such
'
means.
'.
20
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2. In printing machinery having a series of
as to give properly timed contact for the closing
of the circuit to produce the light ?ash upon the :‘ cylinders for applying'ink impressions in suc
cession .to atravelling web of paperand having
rapidly moving impressed paper web. , In the form
‘means for regulatingsaidetravelling web so as to
‘ _obtain‘accuratepregister of saidimpr'essions, fold
In operation, ‘the web of paper is'fed through v ing and cutting means over which the printed
web runs, means forobt'aining a standstill view
I the seriesjof printing‘ rolls A, BC, and ‘the im
shown,'the commutator is mountedion' the shaft of
one of the cutter rolls 4. '
‘ "
‘
of saidweb to ascertain the register of the prime
ed impressions and including-means for ?ashing
light on the web, and a commutator {connected 30
30 as in the three-color process, and the impression with
said vfolclingand cutting means for timing
'surfaces‘at D, E, may apply black, as- printing,
etc., the entire assembly then providing colored the ?ashes of light with the travel of the web.
3,. Inprinting machinery having a seriesof cyl
' illustrations and’printed text.‘ With the paper‘.
for applying ink impressions in succession
web thus subjected to_ successive impression inders
to a travelling web of paperand ,having means 35
.35 applying surfaces, the operator views it in its
pressing or impression surfaces at A, B, C, for
example, ‘may apply successivecolor impressions,
for regulating said travelling web so ‘as to obtain
, rapid motion, as‘ he sights through the eye piece
H'ofthe vising-tube. At the same time, the
commutatorw bar 31' of the commutator on the »
cutter-roll is making rapid contact‘ with brushes 3
40 38,‘ 39, thereby completing the" circuit of the prl- '
accurate register of said impressions, folding and
cuttingumea'ns over which theprinted web‘ ‘runs, ‘
means for obtaining a standstill view 'of said web
to ascertain the register of the" printed im
pressions; including means for flashing light on
mary winding of the transformer, and corre
spondingly providing impulses in the secondary the web and means-f'operating in timed relation
circuit to‘ the lightét'ube Ill. The voltage here with said folding and cutting means and having
j may be of any suitable order,‘ for instance 15,000 a controlling-connection to said light-?ashing
volts. ‘If conveniently-located regulating means-'5 :means >for timing the ?ashes pr light‘ with the
45
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be close at-the hand of the operator, he is thus travel ‘of the web.
4. In printing machinery having spaced apart
in a__ position to regulate-the register of the suc-'
cessive ‘impression-applying‘ rolls.‘ For». example, longitudinally extending framingelernents and a
series of cylinders transversely mountedtherebe
a desirable means for this may comprise adjust
tween for applying ink-impressionsin succession
able slack-r'olls 50‘, 51, between successive im
50 pressioneapplying cylinders. 'With‘ these, the
td a travelling web of papegiandhaving means
to, provide a variable amount of'sla'ck between
accurate register of said impressions, folding and
the successive printing cylinders, and by adjust
ing the angular position of roller 50 with respect
cutting'means over qwhich'the; printed web runs, '
paper web threads over therollers 50,-5l, such as ., or regulating said travelling. webso as to .obtain
55
60.
means for intermittently ?ashingv light on the 85
to roller 5|, more or less of the slack may be = web, means for timing the ?ashesvof' light with
used, and correspondingly the'paper web may be
the travel ofthe'web,-a;controlling-connection -
advanced 'or retarded ‘with respect to the suc-
between said timing‘ means and. said light-?ash
ceeding‘impression-applying surface, and thus" ing means, and a viewing tubesighting upon the
travelling web betweensaidcylinders' and sai
the point of application‘rna'y
be brought into ac
..
With a swing mounting of
roller 50, as for‘ instance onswing-arms ‘52, and a
hand-wheel 53 controlling a screw-threaded stem
. curacy of register.
folding and cutting means. -; I
A
.
s
‘
5. In ‘printing machinery having spaced/ apart
longitudinally extending framing elements and
‘ 54 taking into a nut 55',‘ the angular position of s a series of cylinders irtransversely mounted there
between for applying ink' impressions-in succes
65 the roller 50 may be simply ‘and accurately con
sion to a, travelling web Ofpaper and having
trolled.
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' It is thus unnecessary to wait‘ until‘ the finished ' means'for regulating said travellingzweb so as to
obtain accurate register 'of said impressions, fold
ing and cutting means over which the printed
runs, means for intermittently ?ashing light
,70 this maybe accomplished as the web travels web
along from the successive impression-applying on the web, means for timing the ?ashes of light
surface, and irrespective of‘ the speed, immediate with the travel of the web, a controlling-connec
and accurate ‘register-adjustment ‘may be made tion between said timing means‘ and said light
product has gone clear through the machine be
fore checking and adjusting the register. Rather,
.
.with convenience by vthe operator. ' ’
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75 3 Other modes of applying the principle of the
?ashing means, and a sighting tube with one
end facing the, web and the other and extending 76
2,138,101.
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3
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3. In a bottom sealing machine for sealing the
bottom ?aps of cartonskin‘combination, a form
ing block provided with a die in the bottom there
of, means for operatively supporting said form
ing block, connections between said supporting
means and said block adapted to permit the
block to be moved laterally with relation to said
supporting means, a punch member adapted for?
cooperation with the die, means for operating
10 the punch member to punch an opening in the
bottom of the carton and to, deposit the punched
out portions of the bottom of the carton in the
die, and means for thereafter clearing the
punched out portions of the carton from the die.
4. In a bottom sealing machine for sealing the
15
bottom ?aps of cartons, in combination, a form
ing block provided with a die in the bottom there
of, means for operatively supporting said form
ing-block, connections between said supporting
20 means and said block adapted to permit the block
to be moved laterally with relation to said sup
porting means, a punch member adapted for co
operation with the die, means for operating the
punch member to punch an opening in the bot
25 tom of the carton and to deposit the punched
out portions of the bottom of the carton in the
die, and a clearing member supported within the
block and movable into the die for removing the
thereafter operating the punch to perform the
punching operation.
'_
7. In a bottom sealing machine for sealing the
bottom ?aps of cartons, in combination, movable
carton holding means for operatively supporting
a carton during the bottom ?ap folding and seal
ing operations, means for operatively supporting
said carton holding means, connections between
said supporting means and said holding means
adapted to permit lateral movement of the lat 10
ter with relation to said ‘supporting means, and
means for forming an opening in the bottom of
the carton while held by said carton holding
means, after the said bottom ?ap folding and
15
sealing operations have been performed.
.
8. In a bottom sealing machine for sealing the
bottom ?aps of cartons, in combination, movable
carton holding means for operatively supporting
a carton during the bottom flap folding and seal- _
ing operations, means for operatively supporting 20
said carton holding means,‘ connections between
said supporting means and said holding means
adapted to permit lateral movement of the lat
ter with relation to said supporting means, a die
mounted on the carton holding means, a punch
adapted to cooperate with the die to form an
opening in the bottom of the carton while held
by said carton holding means after ‘the said bot?
tom flap folding and sealing operations have been
performed, and means for aligning the die with 30
‘the punch prior to the operation of the latter.
porting said forming block, connections between said aligning means being capable of eifecting
punched out portions therefrom.
5. In a bottom sealing machine, in combina
30
tion, a forming block, means for operatively sup
said supporting means and said block adapted
to permit the block to be moved laterally with
35 relation to said supporting means, means for seal
ing the bottom flaps of a carton, including a mem
ber for pressing the bottom ?aps against the
bottom of the block, a die disposed in the bottom
of the block, and a punch member adapted to
40 cooperate with the die to form an opening in the
bottom of the carton, said punch member being
operatively supported by said bottom ?ap presser
member whereby the pressing and punching op
45
erations are performed in one operation.
6. In a bottom sealing machine for sealing the
bottom ?aps of cartons, in combination, a forming
block provided with a die in the bottom thereof,
movement of said carton holding means with re
lation to its supporting means.
. .
._ 9. In a bottom sealing machine for sealing the
bottom ?aps of cartons, in combination, a form
ing block provided with a die in the bottom there
of, means for operatively supporting said form
ing block, connections between said supporting
means and said block adapted to permit the block
to be moved laterally withrelation to said sup
porting means, a punch member adapted for co
operation with the die to form an opening in the
bottom of the carton, and means for moving said
block with relation to said supporting member 45
whereby to e?ect alignment of the die and the
punch including a registering member carried by
means for operatively supporting said forming ’ said block and a second registering member
block, connections between said supporting means ; adapted to cooperate with the registering mem
and said block adapted to permit the block to be ber upon .the block prior to the punching opera
50 moved laterally with relation to said supporting tion, and means for thereafter operating the
means, a punch member adapted for cooperation punch to perform the punching operation.
with the die, registering means for effecting align
ment of the die and the punch, and means for
STANLEY R. HOWARD.
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