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Патент USA US2411854

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Dec. 3, 1946.
_.1. H; FRIDEN
2,411,854
ARTICLE -CONVEYER
Original Filed Aug. 2, 1940
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3 sheets-sheet 1
Dec. 3, 1946.
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J, H, FRlDÉN
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2,411,854
ARTICLE GONVEYER
original Filed Aug. 2, 1940
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Dec. 3, 1946.
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J, H‘FRmÉ'N -'
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2,411,854
ARTICLE CONVEYER
original Filed Aug. 2, 1940`
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5 sheets-sheet 5
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ATTORNEY
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2,411,854
Patented Dec. 3, 1946
UNITED STATES 'Í'PATENT OFFICE'
ARTICLE ooNvEYER
John H. Fridén, Maplewood, N. J., assignor to
Newark Engineering Company, Hillside, N. J.,
a corporation of New Jersey
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Original application August 2, 1940, Serial No.
349,850. Divided and this application January
18, 1944, Serial No. 518,699
9 Claims. (Cl. 1238-103)
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construction for transferring, from one point to
another, articles of circular cross section. The
faces of thearticles carried thereby will be suf
ñciently dry to prevent marring even though these
surfaces are brought into engagement with each
present case is a division of my pending applica
other or with other surfaces.
Y This invention relates to an improved conveyer
The articles may,
accordingly, then be discharged or removed from
tion Serial No. 349,850, ñled on August 2, 1940.
the cups, either automatically or manually, and
An object of the invention has been to provide
deposited in a suitable receptacle `or packed in
an endless conveyer adapted to.receive articles
an appropriate container.
of circular cross-section from a coating or print
Other objects, features and advantages of the
ing machine or the like and transfer the same,
without marring the surface of the article, to a 10 invention will appear from a detailed description
of an illustrative form of the same, which will
point of desired disposition. InV achieving this
now be given in conjunction with the accompany
purpose, the invention provides an endless con
ing drawings, in which:
'
veyer member, preferably in the form of a chain,
Fig. 1 is an elevational View, somewhat schem
having a plurality of transversely extending pivot
pins upon which are swivelly mounted a series of 15 atic, of a printing mechanism and'an associated
conveyer and dryer which may embody the pres
article receiving cups or buckets. The arrange
ment is such that the cups or buckets will be con
ent invention.
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Fig. 2 is a transverse section through the
stantly maintained in a definite position, i. e.
printer, taken along the line 2-2 of Fig. l, and
with their open tops facing upwardly and their
bottoms down, as they are carried along by the 20 shows a portion of the conveyer associated with
the printer.
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movement of the conveyer member. This is ac
3 is 'an enlarged view, partly in elevation
complished automatically, by gravity, as a result
and partly in vertical section, showing an _article
of the swivelled mountingv of the cups.
» ï
carrier, forming part of the printer, and the as
A special feature of the invention is the forma
tion of the article retaining cups or buckets in 25 sociated conveyer.
Figli is a transverse sectional View taken lalong
such a way that articles of circular cross-section
the line 4_4 of Fig. 3, and
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will be retained thereby with only a few spaced
Fig. 5 is a fragmentary detail `showing in trans
points thereof in engagement with surfaces of the
verse section a modiñed conveyer cup.
' '
cups. In the application of the invention to a
conveyer for articles such as glass ampules, the 30. Referring now to the drawings, the illustrative
apparatus includes a printing unit which is gener
construction is such that the ampule will be sup
ported by the edge of'its base and by a small
shoulder engaging a point on the long neckof the
ampule. This avoids any danger of marring any
printed or decorative matter on the body of the
ampule.
' In the operation of typical apparatus embody
ing the invention, the articles, after being printed
ally designated l5 (Fig. 1). This printing unit
is mounted on a pedestal I1 which encloses the
power means for- operating the equipment, in
cluding, in addition to the printing unit, a con-V
veyer chain I8. , The arrows shown on the con
veyerchain indicate the direction of movement
of thevariouscourses. The conveyer chain carries -the printed containers toand through a dry
upon or coated, are dropped one by one by gravity
from a carrier associated with the printer into 40 ing chamber i9 in whichv the containers are sub--
jected to'a uniform and regulated drying tem
perature which maybe maintained in any con
venient way, as by the circulation of heated air
or the like, preferably under the control of
form speed through a drying zone, which may
suitably involve an oven or similar enclosed,v 4,5 thermostatic devices, not shown. After travers
ing a series of loops or slings withinv the dryingdrying chamber maintained lat a controlled tem
chamber, the conveyer chain passes outwardly'at
perature. In the course of such movement, the
the opposite side of the chamber and then up
cups will be carried along a rather circuitous
wardly to a delivery table or unloading station
path but at all times they will be maintained
20. 'Here the printed and dried containers are
with their open tops facing upwardly. The-ar
automatically removed' by dumping from- the
rangement is preferably such that the conveyer is
con'veyeL and may be suitably packed in cartons
advanced continuously, even though the printing
or the like by hand or by any appropriate auto
or coating machine may be temporarily stopped.
matic means. From 'the delivery table the conf.
When the successive cups emerge from the drying»
successive buckets or cups, above mentioned, car
ried by the endless conveyer means. The con
veyer carries the articles at a predetermined, uni
zone, the printed matter orcoating--on the~sur-. 55 veyerf. chain. travels. into. the drying. .Qhambßiïnpè
2,411,854
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wardly along the adjacent end wall, then across
the top and then downwardly along the opposite
end Wall through which it is passed outwardly at
tion 45 into the next recess which is brought op
posite the chute. The chute 45 may be supplied
with the articles to be printed in any suitable
a point near the bottom and returned to the print
way, either by hand or by automatic means. It
ing unit through its supporting pedestal. The
is supported by means of a bracket ¿il having a
split collar 138 at its lower end adapted to sur
means for driving the conveying chain from with
in the pedestal will be hereinafter explained..
round and be clamped upon the sleeve 29 of the
‘auxiliary frame. The arrangement is preferably
The printing unit (Fig. 2) is carried by a main
such that the chute ll’â will be inclined slightly
frame comprising a vertically disposed web 2i
having laterally extending iianges 22 and 23 10 from front to rear (Fig. 3), i. e., downwardly
toward the web 2 I, so as to cause the ampules to
around three sides and having similar flanges 24'
remain by gravity toward the rear of the chute.
of greater width at its base. A cover 24a, extend
As best shown in Fig. 4, a disc or plate 49 is
ing from the outer edge of flange 22 to the outer
provided between the carrier and the end of the
edge of flange 24, may be provided to enclose the
driving mechanism, which will be later described. 15 sleeve 29, this disc being secured to the sleeve by
Near the bottom of the vertical web 2|- is a hol
low boss 25 forming a socket to receive a reduced
hub portion 26 of a boss 2l' at the lower end of
means of a bracket 5B. The disc in turn carries
an angle bracket 5l arranged to support a guide
52 which extends over the top of the carrier, Ad
an auxiliary frame member 28. This auxiliary
frame is adapted to rock or pivot slightly by the
turning of the hub portion 2S within the boss 25.
Near its upper end the auxiliary frame 28 carries
jacent the lower end of the chute the guide 52
is curled upwardly, as indicated at 53 (Fig. 5),
and at its opposite end 54 the guide extends ad
jacent to the printing station, to be later de
scribed. Another guide 55 (Figs. 2, 3 and 4) is
an integral sleeve 23 whichl extends through an
provided below the printing station, this guide
aperture 36 in the web 2l, this aperture being of
sufficient size to permit a slight rocking or piv 25 having an opening or cut-away portion 5B in
the region over which rolls the printed matter
otal movement of the auxiliary frame, as ex
on the ampules. Preferably the connecting por
plained. Above the sleeve 29 the auxiliary frame
tions at the ends of the opening 55 are offset ra
is formed with an ear 3l having an aperture 32,
dially to a slight extent so as to lie outwardly of
slightly elongated in a circumferential direction,
to receive a locking bolt 33 having screw-threaded 30' the inner surface of the guide. It Will be under
stood that the guide '55 serves to retain the am
engagement with the web 2l. The bolt 33 thus
pules in the pockets dl and for this reason, after
provides means for clamping the auxiliary frame
the ampules have been printed upon, it is neces
in any adjusted position permitted by the con
sary to guard against smearing of the ink. The
struction. described. To effect the desired adjust
ment of the auxiliary frame, it is provided with f lower` guide 55 is carried by a disc 5l secured to
an arm or bracket 58' carried by a stationary shaft
a block S'?l, swivelled to the frame. A screw 35,
59 extending through the hub 2S of the auxiliary
threaded in the block 3G, may be turned to shift
frame and the boss 25 of the main frame. By
the auxiliary frame about the axis of the hub 26
shifting the bracket 58 axially of the shaft 59,
to the desired extent and the frame may then
be clamped in itsv setv position by the tightening. of 40 adjustment may be made for ampules of differ
ent length. A setscrew 5t may be provided at
the bolt 33.
the bottom of the bracket 53 for retaining thev
Within the sleeve 25 of the auxiliary frame
there is journaled a shaft 38 (Fig. 2) to which is
latter in desired position on the shaft 59. At the
keyed, adjacent its righthand end, a. carrier mem
top of the. disc '5l a laterally extending support
ber 39 which serves to support and convey the 45 5l.’ is provided. This carries an adjustable bracket
ampules or other articles to be printed. A clamp
52, which may be clamped in any adjusted posi
ing collar 4D may be provided to retain the car
tion by a screw 53. The inner’ end of bracket 62
carries a ñexible spring finger Ed adapted to en
rier upon the shaft. This construction is such
that the carrier' may be readily removed when
gage the outer ends of the ampules to press them
ever it is desired to replace it by another carrier 50 lightly against the disc ¿le as the ampules are
adapted for larger or'smaller articles.
carried into printing position. This insures the
The carrier is essentially a relatively broad,
correct positioning of the ampules as they are be->
disc-like member having a series of recesses or
ing printed.
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pockets> M (Fig. 3) at spaced' intervals in its
As the ampul'es with the printed impression
periphery. Adjacent each of these recesses and
thereon are carried beyond the lower end 55 of
on both faces of the carrier there is provided a
the guide 55, they are permitted to drop by gravity
pair of discs ¿l2 freely rotatable upon studs> ¿i3Y
into> a series of cups or buckets- 65 carried by
mounted in the c_arrier. These discs 132 are so
the conveyer chain i8, previously mentioned.
arranged that their peripheries extend slightly
These cups are freely supported by pins or rods
beyond the surfaces defined by the recesses 4l. 60 5l' formed as extensions of the roller supporting
Accordingly, these discs serve to support the am
pivots for the links of the conveyer chain. Just
pules or other articles in such a way as to pre
beneath the carrier 39 the conveyer passes around
vent contact of their surfaces with the surfaces
a sprocket wheel 63, loosely mounted upon the
defining the recesses 15|. The outer periphery
ofthe carrier is of generally cylindrical form, as> 65 previously described shaft 55. A collar 65 serves
to retain the sprocket in. place. Each> of the cups
indicated- at d4, but in advancev of each of the
is provided with a weighted bottom 'i5 which.
recesses li! the outer surface of the carrier is in
clined» inwardly substantially toward the axis of
the recess, as indicated at 45. This enables the
carrier readily to pick up the articles, such as
"ampules X, which are delivered to the machine
by means of a chute et. As the lowermost am
pule is'v picked up by one of the recesses 4I, the
next ampule will roll along the adjacent surface
44 of.' the. carrier and. then down the inclined por
serves to maintain the cup in an upright posi
tion throughout its movement with the conv4
veyer chain. To reduce to a minimum the sag
ging of the cups due to the cantilever effect, the
weighted portion of the bottom may, if desired,
beV concentrated near the chain, as shown. at ltd.
in. Fig. 5.
At. its rear or inner end each cup is
« provided with av trough 'lll and >at its outervend
2,411,854
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brought into position to receive the ampules as
with a substantially vertical wall 12 having a
they are released by the guide. The conveyer
shallow notch 13.
chain IB carries the cups with their ampules along
It will be understood that the conveyer chain
a circuitous path leading into, through and out
is -adapted to be driven in synchronism with the
of the dryer i9. Due to their weighted bottoms,
carrier 39, the arrangement being such that as
the cups always remain with their open tops fac
an ampule is discharged from the carrier, one
ing upwardly'until they reach the delivery or
of the cups 66 will be directly beneath the latter
packing station 20 Where they may be tilted to
to receive the ampule. Due to the construction
discharge the ampules or the latter may be lifted
of the cup, a portion of the long tip of the ampule
will engage the depression 13 while the periphery 10 from the cups.
While an illustrative machine embodying the
of the bottom of the ampule will engage veither
various features of the present invention and
the top of the pin 61 or the sloping Walls of the
certain modiñcations have been disclosed in con
trough portion '|| of the cup. As a result, none
siderable detail, it will be understood that numer
of the printed matter on the ampule will come
in contact with any part of the cup and the 15 ous other changes may be made in the con
struction and arrangement of the various parts
danger of smearing the printed impression is
eliminated.
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The printing upon the ampules at the printing
without departing from the general principles and
scope of the invention. The terms and expres
sions used herein have been used as terms of
station is eifected by means of a soft, resilient
transfer roller 14, (Fig. 3) formed of rubber or 20 description and not of limitation.
I claim:
any composition commonly employed in inking
1. In apparatus of the class described an end
rolls. It is adapted to receive an impression from
less conveyer comprising a chain, a plurality of
one or more printing members (not shown) in the
` pins projecting from said chain, and cups freely
manner fully disclosed in said parent applica
mounted on said pins, said cups having weighted
tion. Roller 14 is driven at an appropriate speed
bottoms to hold the same upright by gravity, each
in synchronism with the carrier 39. In dealing
„ cup `having a trough-like portion adapted to re
with relatively small ampules, of a diameter of
' ceive the base of a container and a notched end
less than one-half inch, the carrier may be oper
~ plate adapted to support the container adjacent
ated continuously and the printing operation per
formed while the ampule is beingadvanced by 30 its opposite end, the arrangement being such that
the container is held with the portion of its sur
the carrier. The peripheral speed of the roller ‘M
face between the base and opposite end free and
will be considerably faster than that of the carrier
so that the ampule will be rotated and receive an
clear of the cup.
impression at the printing station. When larger
` 2. In apparatus of the class described an end
preferable to operate the carrier intermittently,
pins projecting from said chain, and cups freely
it being held stationary during the printing opera
tion. However, regardless of whether the carrier
is operated intermittently or continuously, the
mounted on said pins, said cups having weighted
portions in their bottoms adjacent the chain to
hold> the same upright by gravity, each cup hav
40 ing a trough-like portion adapted to receive the
k'base of a container and a. notched end-plate
adapted to support the container adjacent its op
posite end, the arrangement being such that the
»Í‘container is held with the portion of its surface
ampules or other containers are dealt with, it is 35 less conveyer comprising a chain, a plurality of
conveyer carrying the cups 65 may be advanced
continuously in synchronized relation.
For the purpose of driving the printing devices
and the conveyer chain i8, a motor (not shown)
may be provided within the pedestal portion I1
of the printer. This may be connected by a chain
|22 (Fig. 2) with a sprocket |23 secured to a
driving shaft |24 for the printer. It mayalso be
connected by suitable chains and sprockets (not
f “between the base and opposite end free and clear
' ofthe cup.
3. In apparatus of the class described an end
less conveyer comprising a chain, means for ad
vancing said chain, a plurality of article receiving
shown) with a shaft |40 (Fig. 1) which carries
a sprocket |4| by means of which the conveyer 50 buckets swivellyrmounted on said chain, each
vbucket having a bottom, side and end walls and
chain I8 is continuously advanced. The arrange
an open top, weight means for holding each
ment is preferably such that the conveyer chain
bucket with its open top facing upwardly
will be advanced so long as the driving motor
throughout the movement of said chain, and each
is in operation, regardless of whether or not
the printer is in operation. This insures sub-A
jecting all printed articles to the same drying
conditions. ' The connections from the motor to
the printer and conveyer are such that the cups
66 will be advanced at the same speed as the
pockets 4| in the carrier, whenever the printer
is operating, and the clutch for throwing the
printer in and out of operation is such as to keep
the carrier and conveyer properly synchronized.
For further details as to the driving means,
reference maybe had to said parent applica
tion.
In the operation of the machine, the ampules
bucket having article supporting surfaces adapt
ed. to engage articles of circular cross-section at
only a pair of longitudinally spaced points, said
surfaces being arranged to retain said articles in
definite endwise position with respect to the
pocket.
’ 4. In apparatus of the class described an end
less conveyer comprising a chain, means for ad
vancing said chain, a plurality of article receiv
ingv> buckets swivelly mounted on said chain, each
-bucket. having a bottom, side and end walls and
an- open top, weight means for holding each
bucket with its open top facing upwardly
throughout the movement of said chain, and each
X may be supplied either automatically or by
bucket having article supporting surfaces adapt
hand to the chute 46. When the printer is in
operation, the ampules will be delivered one by 70 'ed to engage articles of circular cross-section and
of different dimensions at only a pair of longi
one to the pockets of the carrier 39 and brought
tudinally spaced points, said surfaces being ar
ñrst to the printing station, to receive an impres
ranged to retain said articles in definite endwise
sion from the roller 14, and then> to the end 65
position with respect to the pocket.
of the lower guide 55 from which they drop into
5.' In apparatus .of the class described an end
the cups or buckets 66 which are successively 75
2,411,854 ;
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less conveyer comprising a- chain, means for ad
vancing said chain, a plurality of article receiv
ing buckets swivelly mounted on said chain, each
bucket having a bottom, side and end Walls and
an open top, Weight means for holding each
bucket With its open top facing upwardly
throughout the movement. of said chain, and
each bucket having article supporting surfac-es
adapted to engage articles of circular cross-sec
tion only at points adjacent the ends of‘said
, portedthereby at only a plurality of widely sepa
rated points as they are brought to, deposited in
and conveyed by the receptacles, said surfaces on
said receptacles being arranged to retain said ar
. ticles in definite endvvise position With respect to
the receptacles.
held with its top and bottom in predetermined
relation throughout its movement, and means for
depositing an article by gravity in each of said
receptacles as it passes a predetermined point,
said articles in deñnite endvvise position with re
spect to the pocket.
5. In apparatus of the class described an end
less conveyer comprising a chain, means for ad
vancing said chain along a circuitous path, a plu
said receptacles having surfaces thereon so con
structed and arranged that said articles are en
rality of article receiving receptacles swivelly
receptacles as it passes a predetermined point,
said receptacles being so constructed and ar
-
rality of article receiving receptacles swivelly
mounted on said chain, each receptacle being
articles, said' surfaces being arranged to retain
mounted on said chain, each receptacle being
held with its top and bottom in predetermined
relation throughout its movement, and means for
depositing an article by gravity in each of said
‘
8. In apparatus of the class described an end
less conveyer comprising a chain, means for ad
vancing said chain along a circuitous path, a plu-v
gaged and supported thereby only at points ad
jacent their ends as they are deposited in and
20 .'
conveyed by the receptacles, said surfaces being
arranged to retain said articles in deñnite end
vvise position with respect to the receptacles.
9. In apparatus of the class described a plural
ity of article conveying means, means for driving
ranged that said articles are received, engaged
and supported by surfaces on the receptacles at 25. said conveying means in synchronism, one of said
only a plurality of Widely separated points as
conveying means being arranged to deliver arti
they are deposited in and conveyed by the recep
cles conveyed thereby by gravity to the other of
tacles, said surfaces being arranged to retain said
said conveying means, said one of said conveying
means being arranged to support said articles
articles in deñnite endwise position With respect
to the receptacles.
30. during at least a portion of the trav-el thereof
7. In apparatus of the class described an end
less conveyer comprising a chain, means for ad
vancing said- chain along a circuitous` path, a
plurality of larticle receiving receptacles swivelly
mounted on said chain, each> receptacle being
held with its top and bottom in predetermined
relation throughout its movement, and means for
depositing an article by gravity in each of said
receptacles as it passes` a predetermined point,
said article depositing means and said receptacles
having surfaces thereon so constructed and ar
ranged thatsaid articles- are engaged and sup
with a substantial part of the surface of said
articles extending completely around the same
free and clear or" any engagement, and a plural
ity of swivelly mounted receptacles on said other
conveying means arranged to receive and convey
said articles, said receptacles having surfacesl
adapted to receive and retain said articles with
out engagement of said part of the surface there
of, said surfaces on the receptacles being ar
ranged to retain said articles in definite endWise
osition with respect to the receptacles.
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JOHNv H;
FRIDE'N.
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