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Патент USA US3043359

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July 10, 1962
G. B. STONE
7
3,043,350
PACKER FOR FLAKE MATERIAL
Filed Oct. 15, 1959
5 Sheets-Sheet l
Guthrie 8. Stone
INVENTOR.
BY wad-3a.
July 10, 1962
G. B. STONE
3,043,350
PACKER FOR FLAKE MATERIAL
Filed Oct. '15, 1959
5 Sheets-Sheet 2
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Guthrie 8. Stone
INVENTOR.
BY @WM
WW 8%,
July 10, 1962
3,043,350
G. B. STONE
PACKER FOR FLAKE MATERIAL
3 Sheets-Sheet 5
Filed Oct. 15, 1959
Fig.3 >
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Fig.9
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Guthrie B. Stone
'
INVENTOR.
3,043,350
United States Patent
Patented July 10, 1962
2
1
FIGURE 8 is a transverse, sectional view of the barrel
3,043,350
illustrating the construction of the plunger therein; and
Guthrie B. Stone, % Stone Conveyor (10. Inc,
chine illustrating the various switches for operating the
PAQKER FGR FLAKE MATERIAL
Honeoye, N.Y.
Fiied Oct. 15, 1959, Ser. No. 846,617
7 Claims. (Cl. 141—-73)
The present invention generally relates. to a packing
device for ?lling containers and is primarily concerned
FIGURE 9 is a schematic wiring diagram of the ma
structural mechanism.
'
Referring now speci?cally to the drawings, the numeral
. it} generally designates the ?ake packing machine of the
present invention which is supported on a generally table
top-like member 12 supported by a plurality of legs 14.
with packing ?akes or ?ake material or similar material 10 Extending vertically upwardly from one side portion of
the table top 12 is a barrel generally designated by nu
having a relatively low density into a container such as
meral 16 with their being a pneumatically or ?uid pressure
a can.
operated ram 18 disposed above the barrel i6 and in lon
The present invention incorporates a structure for forc
gitudinal alignment therewith. The barrel 16 is in the
ing or packing ?akes of two or three times the volume of
the container into the container with a minimum damage 15 form of an elongated cylindrical tubular member 26 which
is rigidly supported in position by brace members 22. As
to the ?akes and requiring only a minimum of labor.
illustrated in FIGURE ‘1, the barrel 16 is adjustable in
The primary object of the present invention is to pro
relation to the brace members 22' by virtue of mounting
vide a ?ake packing machine which is primarily for the
lugs 24 extending alongside of a brace member 22 and
purpose of packing ?ake material such as dehydrated
potato ?akes into a can with the volume of ?akes being 20 being secured thereto by bolts 26. The lower edge of the
lug 24» is provided with a projection 28 engageable by an
from two to three times the volume of the can whereby
elevating screw 30 which is in screw-threaded engagement
the ?akes may be economically distributed.
with a lug 32 affixed to the brace 22. The lug 24 is pro
Another object of the present invention is to provide a
vided with slots 34 receiving the bolts 26 for permitting
packing machine which incorporates an elongated ?ake
receiving barrel having a ram therein which receives a 25 adjustment thereof.
Adjacent the upper end of the barrel 16, there is pro
predetermined weight of ?akes from a suitable weighing
vided a laterally extending hopper or chute 36 which has
machine after which acan is brought into position tightly
an open upper end 38 for receiving ?akes from a weigh
against the bottom of the barrel and the ram is forced
ing machine (not shown) which weighing machine is not
downwardly for forcing the ?akes into the can and subse
quently returned to a start position with there being also 30 part of the present invention. Disposed above and en
gaged with the upper edge of the hopper 38 is a ?ange
a mechanism for ejecting the ?lled can to a suitable can
449 which receives fastening members 42 extending through
sealing machine. The ejection of the ?lled can is accom
a ?ange 44- on the lower end of the cylinder 46 which
plished by a piston and cylinder arrangement which will
forms part of the ram 18 whereby adjustment of the bolts
actuate the feed mechanism for placing a new can in posi
tion when the ejector returns to a start position with their 35 42 may effect vertical adjustment of and alignment of the
ram 18 with the longitudinal axis of the barrel 20'. A
being a safety switch for preventing operation of the ma
piston rod 43 extends downwardly from the ram 46 into
chine unless the can is properly orientated in relation to
the barrel and has a plunger 50 connected thereto. The
the rest of the structure.
plunger 50 is provided with a plurality of apertures 52 for
Other objects of the present invention will reside in
its simplicity of construction, ease of operation, efficiency,
accuracy, adaptation to its particular purposes and its rela
tively inexpensive manufacturing cost.
permitting escape of air and is preferably constructed
of a plastic material having suf?cient rigidity to compress
the ?ake material without the ?akes adhering to the plung
er 5% which acts as a piston to move and compress the
These together with other objects and advantages which
?akes disposed within the barrel i6.
_
will become subsequently apparent reside in the details of
The lower end of the barrel 16 is open and a can receiv
construction and operation as more fully hereinafter de 45
ing and holding plate of a circular con?guration is dis
scribed and claimed, reference being had to the accom
posed below the lower end of the barrel in and receives a
panying drawings forming a part hereof, wherein like nu
tin can 56 thereon. Disposed below the table top mem
merals refer to like parts throughout, and in which:
ber 12 is a piston and cylinder arrangement with the
FIGURE 1 is a perspective view of the ?ake packing
machine with portions broken away and illustrating the 50 cylinder being designated by numeral 58 and having a
piston rod 65} extending up through the table top member
can receiving platform and the lower end of the barrel to
12 and'rigidly secured to the platform 54 so that the tin
gether with the piston and cylinder arrangement for mov
can 56 may be brought into tight contacting engagement
ing a can into position, raising the can against the barrel
with the lower end of the barrel 16. A safety switch
and, subsequently ejecting the can;
FIGURE 2 is a side elevational view of the machine 55 actuating member 62 is. disposed inthe brace member 22
in the path of movement of the can 56 so that the switch
with a portion of the top part of the ram being, broken
actuating member 62 will not be actuated unless the can
away;
56 is properly positioned on the platform 54. A perma
FIGURE 3 is a plan view of the machine with the
nent magnet 64 is provided in a slot 66- in the brace 22
barrel and ram mechanism being broken away;
FIGURE 4 is a detailed sectional view taken transverse 60 for positioning and holding the can 56 in position. The
1y along the. plane just above the magnet for holding the
cans;
FIGURE 5 is a detailed side elevational view illustrat
magnet 64 may be insulated in any manner desired.
Extending laterally from the platform , 54 is a can
supply guide or chute generally designated by numeral
68 which includes a plurality of rods 70 arranged in
ing the connection between the barrel and ram device;
FIGURE 6 is a detailed sectional view taken substan 65 such a manner to provide an inclined gravity chute for
a plurality of cans which may receive the cans in a ver
tially upon a plane‘ passing along section line 6—6 of
tical postion as. they proceed downwardly, A vertical
FIGURE 5 illustrating the lower endv of the ram; ‘
FIGURE 7 is a detailed sectional view taken substan
tially upon a plane passing] along section line 7]—.7 of
stop rod 72 is provided for limiting the movement of
the cans 56 for positioning the cans on a stationary plat
form 74 immediately before they are pushed onto the
FIGURE 5 illustrating the construction of the upper end 70v
platform 54 with their being a piston and‘ cylinder ar
of the barrel and particularly the chute for receiving the
?akes;
.
,rangement with the cylinder being designated by numeral
3,043,350
.3
4
78 disposed with the longitudinal axis in alignment with
project a can into the area above the platform 54 so
the center of the platform 54. The outer end of the
piston rod 80 is provided with an adapter 82 curved to
conform to the can 56‘. Thus, when the piston rod 80
is extended, the adapter 82 will engage the can 56 and
move the can off of the platform 74 onto the platform
54 and when the_piston rod 80 is retracted, the next adja
that when the switch 118 is closed by the can, the device
> will automatically operate in another sequence of events
when the scale platform dump gate closes the switch 124.
In operation, the barrel receives the ?akes from the
weighing machine which dumps when a pre-set weight
cent can 56 will move down to engage the stop rod 72
has been reached. The switch 124 is thus closed which
causes the solenoid valve to be energized and forces
or the transverse stop’ rod 84.
the bottom cylinder to act upwardly thus bringing the
Disposed behind the platform 54 is a piston and cylin 10 can into position tightly engaging the bottom of the
barrel. At the same time the top air cylinder starts the
der arrangement with the cylinder being designated by
ram downward and forces the ?akes into the can and
the numeral ‘86 and with the piston rod 88 having an
returns to its start position. In doing so, it trips the
arcuately curved adapter 90 thereon whichvis adapted to
micro-switch 112 which causes the discharge or ejector
engage a can 56 when it is to be ejected from the plat
form 54. A plurality of horizontal rods 92 are provided 15 air cylinder to act at the same time forcing the can out
ward to a can sealer. When the ejector cylinder retracts
and are secured to a U-shaped support 94 which can
to its start position, it also causes the loading cylinder
receive some type of conveyor for conveying the ?lled
to act to place a new can in position. A switch 118
packed cans to a sealing machine.
is placed where the can, when in proper position contacts
The entrance to the platform 54 is provided with a
its operating lever 119' so that the machine, will not op
spring urged gate member 96 pivotally supported on a
erate unless the lever 119 is not engaged with a bottom
sleeve 98 carried by the vertical rod 70 and limited by
of an inverted can. This switch is in the top of the
a projecting ?nger 100‘ which engages an inverted U
gravity fed chute for empty cans and if actuated because
shaped frame member 102. The spring 104 urges the
a can is in upside down or bottom up position, the load
gate member 96 into the path of movement of the cans
56 as they proceed onto the platform 54 thus assuring 25 ing air cylinder will be rendered inoperative. Thus, the
operation of the machine will be substantially automatic
that only one can will move into position.
if the weighing machine will operate switch 124 and
The various piston and cylinder arrangements are pref
erably pneumatically operated although they may be op
will discharge into the hopper sequential weighed quanti
erated by other ?uid pressure and various switch mech
ties of ?ake material.
anisms are employed for controlling the operation of
the components with each of the piston and cylinder
arrangements being solenoid valve controlled.
FIGURE 9 illustrates schematically the wiring diagram
for control of the operation with the entire apparatus
being connected to line voltage from any suitable source 35
The ‘foregoing is considered as illustrative only of
the principles of the invention. Further, since numerous
modi?cations and changes will readily occur to those
of supply.
lents may be resorted to, falling within the scope of the
Switch 106 is a micro-switch which is the
can orientation switch. The can orientation micro-switch
skilled in the art, it is not desired to limit the invention to
the exact construction and operation shown and described,
and accordingly all suitable modi?cations and equiva
invention as claimed.
.
> What is claimed as new is as follows: .
106 is connected in a line and is in series with the feed
1. A ?ake packing machine for compressing and pack
cylinder solenoid 108 which will cause the feeding of
a can into the area above platform 54 if .the ejection 40 ing ?ake material into a container of substantially rigid
construction comprising an elongated barrel, means for
cylinder micro-switch 110 is closed which occurs when
the ejection cylinder has returned to a normal position.
A micro-switch 112 in series with the lower cylinder
release solenoid 114 and the ejector cylinder solenoid
116 so that when the micro-switch 112 is closed which 45
occurs when the press ram or cylinder returns to its up
per position, the platform 54 will lower and the discharge
supporting said barrel in vertical position, hopper means
at the upper end of the barrel for receiving a predeter
mined quantity of ?ake material, a ram connected with
the upper end of the barrel and including a plunger ver
tically movably disposed in the barrel for forcing the
?ake material downwardly through the barrel, a platform
disposed below the barrel and in alignment therewith for
receiving a container, said platform being elevatable for
cylinder will eject a ?lled can. The can positioning
switch 118 is provided with the actuating arm 62 and
is in series with the solenoid 120 for causing the elevat 50 bringing the open upper end of the container into engage
ment with the barrel whereby the ?akes compressed by
ing cylinder connected with the platform 54 to elevate
the ram will be compressed into the container, a feed
the can 56 when the switch 118 is closed. Also, the press
chute communicating with the platform for positioning
or ram solenoid 122 will be operated thus causing the
containers adjacent thereto, means for moving a container
plunger to descend if the switch 124 is closed which
switch 124 may be a micro-switch disposed in the path 55 from the chute onto the platform, means separate from
said means for moving a container onto the platform for
of movement of the platform dumping gate which will
ejecting a ?lled container off of the platform, and means
close the switch 124 when a predetermined weight has
for raising and lowering said platform, all of said means
been obtained and is dumped into the hopper. Thus
being switch controlled, the means for moving the con
when the scales dump the material into the hopper, the
switch 124 will close and since a can is in position and 60 tainer onto the platform being responsive to retraction of
the container ejecting means and positioning of the ram
engages the ?nger or arm 62, the switch 118 will close
in its uppermost ‘position, the downward movement of
thus energizing the solenoids 120 and 122 causing the
the ram being controlled by the position of the container,
platform 54 to elevate and causing the ram to move
downwardly for compressing and compacting the ?akes.
and the ejecting means being controlled by the position
The ram will then return to its upper position and cause
of the ram when it returns to a start position.
switch 112 to be closed and switch 124 to be opened
since the scales have moved to a neutral position. The
2. The structure as de?ned in claim 1 wherein each of
said means includes a ?uid pressure operated piston and
piston and cylinder arrangement 58 will then lower the
platform 54 and the ejection piston and cylinder arrange
ment will eject the ?lled container; As the ejection piston
and cylinder arrangement returns to itsnormal position,
cylinder arrangement controlled by solenoid valves.
the switch 110 will be closed and with the switch 106
being closed due to the orientation of the open upper
position on the platform while being engaged with the
3. The structure as de?ned in claim 2 wherein said con
tainers are of metallic construction of ferrous material,
and a permanent magnet for holding the container in
lower end of the barrel.
4. The structure as de?ned in claim 2 wherein said
end of the container facing upwardly, the solenoid 168
will be energized thus causing the feed cylinder 78 to 75 barrel supporting means includes a vertically adjustable
in
3,043,350
5
connection with the barrel for varying the degree of com
paction of the ?ake material.
5. The structure as de?ned in claim 1 wherein a spring
urged gate is provided on the chute for closing the en
trance to the platform thereby assuring that only a single
container will be placed on the platform.
6. The structure as de?ned in claim 1 wherein said
plunger is provided with a plurality of apertures for pas
sage of air for facilitating the downward movement there
of within the barrel.
10
7. A ?ake packing machine for compressing and pack
ing ?ake material into a container of substantially rigid
construction comprising an elongated barrel, means for
supporting said barrel in vertical position, hopper means
at the upper end of the barrel for receiving a predeter 15
mined quantity of ?ake material, a ram mechanism con
nected with the upper end of the barrel including a
plunger vertically movably disposed in the barrel for
forcing the ?ake material downwardly through thebar
rel, a platform disposed below the barrel and in align 20
ment therewith for receiving a container, said platform
being elevatable for bringing the open end of the con
tainer into engagement with the barrel whereby the ?akes
compressed by the ram will be compressed into the con
tainer, a feed chute communicating with the platform for 25
positioning containers adjacent thereto, means for mov
ing a container from the chute onto the platform, means
for pushing a ?lled container off of the platform, said
means for moving said container onto the platform and
said means for pushing said ?lled container off of the
platform operating perpendicularlyv in a plane parallel
to the surface of the platform, and means for raising
and lowering said platform, all of said means being
switch controlled.
References Cited in the ?le of this patent
UNITED STATES PATENTS
242,598
Castle _______________ __ June 7, 1881
565,228,
Richards _____________ __ Aug. 4, 1896
1,817,550
Fenn ________________ __ Aug. 4, 1931
1,893,831
Weber _______________ __ Jan. 10, 1933
2,333,232
2,620,960
2,675,154
2,710,128
2,765,817
2,806,771
2,927,611
Bleam et a1 ____________ __ Nov. 2,
Harrington ____________ __ Dec.’ 9,
Fishburne ____________ __ Apr. 13,
Anderson ____________ __ June 7,
Grzenkowski et al _______ .._ Oct. 9,
Cuthbertson et al ______ _._ Sept. 17,
Tankersley ___________ __ Mar. 8,
1943
1952
1954
1955
1956
1957
1960
FOREIGN PATENTS
827,549
Germany ____________ .._ Jan. 10, 1952
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