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Патент USA US3055558

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Sept. 25, 1962
T. H. ALLEGRI
3,055,548
DISPLAY AND DISPENSING CABINET
>, Filed March 25, 1960
5 Sheets-Sheet 1
INVENTOR
Sept. 25, 1962
T. H. ALLEGRI
3,055,548
DISPLAY AND DISPENSING CABINET
Filed March 25., 1960
3 Sheets-Sheet 2
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INVENTOR
4
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SePt- 25, 1962
T. H. ALLEGRI
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3,055,548
DISPLAY AND DISPENSING CABINET
Filed March 25, 1960
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5 Sheets-Sheet 3
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1NVENTOR
United States Patent 0 ” rice
1
3,055,548
DISPLAY AND DISPENSING CABINET
Theodore H. Allegri, 6000 Greenvale Parkway,
Riverdale, Md.
Filed Mar. 25, 1960, Ser. No. 17,709
3 Claims. (Cl. 221-281)
This invention relates to a display and dispensing cabi
net for frozen foods, other packaged and canned goods,
3,055,548
Patented Sept. 25, 1962
2
Another object is to provide for the introduction of air
of a lower relative humidity to the air ambient to the
exterior surfaces of the said cabinet for the purposes of
maintaining said cabinet free from frost.
Still another object of this invention is to elevate the
said cabinet over the present super-market type of store
gondola so that dry groceries or merchandise may be
displayed below the said cabinet, thus enabling the pro
prietor of said cabinet to further increase his store space
or other vendable or displayable items, and has for its 10 utilization factor by using the air space hitherto virtually
principal object the provision of a cabinet in which pack
ages or cans will be displayed and purveyed directly to
the consumer, and from which the consumer can con
unused in shopping Iemporiums, supermarkets and the like.
Another object of this invention is to maintain the
low temperature refrigerating apparatus, compressors
veniently remove a package or item, while maintaining
and the like in a central location and supply the said
the contents in a condition acceptable to the consumer, 15 cabinet with refrigerant from this central source.
especially for ‘goods purveyed in a frozen state.
Other objects and advantages of this invention will be
This is .a continuation-in-part of my earlier applica
apparent from the following detailed description, taken
tion Serial No. 519,737, Display and Dispensing Cabinet,
in connection with the accompanying drawings wherein
I have shown the preferred form in which I have con
?led July 5, 1955, now abandoned.
An object of this invention is to provide a display and 20 templated applying the principles of the invention.
Referring to the drawings:
dispensing cabinet that can be comprised of single or
multiple units, in tandem or not, as the case may be, and
the units capable of being made interchangeably with
single and multiple units.
FIGURE 1 is an isometric view of a preferred form
of the display and dispensing cabinet;
‘FIGURE 2 is an isometric view of a modi?cation in
Another object of this invention is to provide an auto 25 volving a multiple unit display and dispensing cabinet
with top removed showing how the said cabinet may be
matic sealing means for each shelf and panel of the said
restocked from the rear;
display and dispensing cabinet which will seal the cabi
FIGURE 3 is a fragmentary vertical section through
net immediately after each item has been removed there
the preferred form of the said cabinet showing the man
from, and to so construct the said display and dispensing
cabinet that a layer of cold air will envelope the shelf, the 30 nor in which a package is dispensed, the section being
taken on line 3-—3 of FIGURE 7;
shelf panels, and the packaged or canned goods contained
FIGURE 4 is a fragmentary vertical section showing
therein.
the gear operated, spring-actuated shelf mechanism taken
Another object of this invention is to provide a special
way of constructing said display and dispensing cabinet
so that displays of packaged or canned ‘goods may be 35
restocked by an operator or merchandiser from the rear
of the display and dispensing cabinet while the consumer
is making a selection from the front of the said cabinet.
Another object of this invention is to provide for the
on line 4—4 of FIGURE 5;
FIGURE 5 is a fragmentary horizontal section show
ing the package supporting arms and the direction of their
rotation, taken on line 5-5 of FIGURE 7;
FIGURE 6 is a fragmentary vertical section similar
to FIGURE 3, showing the disposition of the cold plates
removal of the shelf panel units for the purposes of re 40 supplying low temperature to the said cabinet;
FIGURE 7 is a fragmentary frontal elevation of the
pairing the mechanism or adding to or subtracting from
said cabinet;
the outward or inward dimensional properties of said
FIGURE 8 is a fragmentary horizontal section of the
panel units, and otherwise changing the said dimensions
said cabinet, showing the disposition of the pipe and
to conform to the shape and characteristics of the article
45 shield supplying air at a lower relative humidity to the
to be displayed or vendcd.
face of said cabinet, taken on line 8—8 of FIGURE 1;
A further object of this invention is to provide a gear
FIGURE 9 is a fragmentary side elevational view,
operated, spring actuated mechanism that does not re
quire the removal of the merchandise to replace the shelf,
partly in section, showing the manner in which refrigerant
since once the merchandise has been removed and the
shelf has been released, the shelf will return to its original
cabinet, and showing the preferred manner of fastening
position in the said cabinet, and in so doing it will auto
matically load itself with the next item contained in the
said cabinet to a masonry wall over the store gondola,
taken on line 9‘—9 of FIGURE 1;
is piped into and gases are led away ‘from the said
FIGURE l0v is a side elevational view, showing the
aforesaid shelf panel unit.
disposition, of the cold plates and refrigerant pipe lines;
A further object of this invention is to provide for an
adequate display of advertising signs and mess-ages on 55 FIGURE 11 is ‘a fragmentary top plan view of the
cold plates and pipe feeder lines, taken on line 11—‘11 of
the said cabinet and to provide a canopy for the said
cabinet which will contain either a still, rceldtype, or
animated display advertising sign therein.
FIGURE 10;
'
FIGURE 12 is a front elevational view of a modi?ca
tion of a multiple unit wherein the cabinet and gondola
Still another object of this invention is to provide a
means ‘for defrosting and keeping ‘free from frost the 60 are formed as an integral unit or entity;
FIGURE 13 is a side elevational view of the modi
exterior display surfaces of the said cabinet by means
?cation of FIGURE 12 and showing the refrigerating
' of resistance wire strips, molding ?ashing or the like
feeder pipe lines supported from brackets in a masonry
around the exterior openings of the said cabinet shelf
panel units.
wall, and, in addition, illustrating the method in which
3,055,548
3
the said cabinet is supported by the gondola, taken on
line 13-13 of FIGURE 12;
FIGURE 14 is a fragmentary top plan View of an
ejector frame illustrating the method of operating the
frame by means of gears, gear racks, and spring-actuated
extension leaves;
FIGURE 15 is a fragmentary side elevational view of
the ejector frame showing the gear rack fastened to the
sides of the frame, and a portion of the spring-actuated
A
48 permits a backward and forward, rotating motion to
each upper supporting arm 45 and each lower supporting
arm 47, thereby permitting ejection of one of the pack~
ages 41. The bottom shelf cold plate 24 is insulated
by means of “Fiberglass” or a suitable thickness of bottom
shelf insulation 27 in order to maintain the proper low
temperatures Within the cabinet 22. The rear cabinet
wall 29 contains a body of rear vertical insulation 28 as
indicated. The top of the cabinet 30 contains a plurality
extension leaves for retracting the frame into the loadcd
position, taken on line 15-15 of FIGURE 14;
FIGURE 16 is a fragmentary side elevational view of
the ejector frame showing the manner in which the spring
of canopy brackets 31 which support the canopy 32,
an air supply pipe 34, and a plurality of ?uorescent light
ing ?xtures 35. The cabinet 22 is susceptible of being
ferred form and concept of this invention, the said dis
play and dispensing cabinet 22 includes a plurality of
doors 40, each of said doors 40 opening by means of
eliminating the necessity for defrosting of the said wall
cabinet 22. It is possible by using cutoff valves from
used as a series of wall cabinets 22, in that more than
is fastened to the floor of the cabinet and to the rearmost
one wall cabinet 22 may be placed side~by-side along the
extension leaf, view taken on line 16——16 of FIGURE 15 wall 453 of a distribution outlet, and thus there is a pipe
14; and
coupling 33 which may be a ?exible coupling to permit
FIGURE 17 is a fragmentary plan view of the said
a tolerance in the assembling of the cabinets 22 and the
cabinet illustrating the manner in which a strip contain
‘air supply pipe 34 for the purposes of the installation of
ing resistance wires is used as molding for the cabinet
the said cabinet 22. The air supply pipe 34 feeds air to
loading doors in order to eliminate frosting of the cab 20 vertically disposed supply feeder pipes 36 located on the
inet, section taken on line 17—17 of FIGURE 12.
right and left vertical sides respectively of the end doors
Referring to the drawings in detail, and ?rst par
40 and between each of the remainder of the plurality of
ticularly to FIGURE 1:
intermediate doors 41. Each of the air supply feeder
FIGURE 1 is a front isometric view of a gondola 20
pipes 36 is shielded with a feeder pipe shield 37 so that
of the conventional type used in retail distribution out 25 the air which is blown out of the said pipes 36 is directed
lets, comprised of a plurality of gondola shelves 21 and
to the latch 38, hinges 39, the face of the door 40 and
a top shelf 23. Above the gondola 20 the cabinet is
the shelf handle 42. The air that is supplied by the said
suspended adjacent to a masonry wall 49 by means of an
pipes 36 has been dehumidi?ed in a central refrigeration
upper cabinet support bracket 84 and a lower cabinet
room so that it is at a lower relative humidity than the
support bracket 91, shown in FIGURE 9. In the pre 30 ambient air in the vicinity of the said cabinet 22, thereby
the central refrigeration room and by introducing a re
verse cycle of refrigeration to one or more of the said
stock the interior of the said cabinet behind the door 35 cabinets 22 to obtain a defrosting cycle sufficient to auto
a door latch 38 and door hinges 39, providing access to
40 with packages 41 of frozen feed, which are of various
shapes and outward dimensions, said doors 40 being
made in such manner as to accommodate the desired
matically defrost one or more of the said cabinets, this
being ‘within the skills of those versed in the art of re
frigeration. ‘It is ‘also possible to minimize frosting of
variations in package sizes. The packages 41 are dis
the cabinet 22 by replacing the air supply feeder pipes 36
pensed singly, and individually, but if overwraps or mas 40 with ?uorescent lighting fixtures which would also serve
ter cartons are supplied they are dispensed using the
to illuminate the said cabinet 22 in addition to, or in
master carton, as, for example, cans of juices or soups
stead of, using the ?uorescent lighting ?xtures 35 con
may be contained in a master, or carrying, carton or con
tained in the canopy 32.
tainer. These packages 41, therefore, are dispensed by
pulling the shelf handle 42 outwardly from the cabinet
22. Handle 42 is directly below the door 40, the bottom
portion of the said door 40 containing an advertising
FIGURE 2 is an illustration of a modi?cation involving
a rear stocking multiple cabinet 50 with the top surface
of the cabinet 50 removed. It is comprised of a gondola
housing 51 integral with ‘the said cabinet 50 and con
card 43 which is held in the door 40 by means of a card
taining a plurality of gondola shelves 61. A large, con
holder 44. The said card holder 44 may be extended
tinuous display window 52 of “Thermopane” or similar
as far up the door 40 as deemed necessary in order to 50 multipaned, and airsealed, glass paneling is used to en
properly reveal the nature of the contents of the said
able the user to view the contents of the said cabinet
packages 41 together with price information and other
50. An air ledge 53 is formed from the top of the
desired information. The packages 41 are held laterally
said cabinet 50. An air ledge 53 is formed from the
by side vertical cold plates 26 and vfrom the rear by a
top of said cabinet 50 and a parallel surface above it
rear vertical cold plate 25 which extends across the
which has been removed in the illustration in order
back of the cabinet 22 but which in the convenience and
to expose the interior of the said cabinet 50. The air
necessity of manufacture may be segmentized in the rear
ledge 53 directs the air ?ow from the air supply pipes
ward portion of the cabinet 22 in order to attain the
56 downward and over the face of the display window
necessary low temperature atmosphere deemed necessary
52, and the shelf handles 42 in order to prevent the
for maintaining the packages 41 contained in the cabinet 60 formation of frost on these surfaces. The rear stocking
22 in an acceptable condition. The side vertical cold
multiple cabinet 50 is stocked by opening the cabinet
plates 26 are tack welded or suitably secured to the rear
stocking door 58 in order to gain access to the interior
vertical cold plate 25‘, or may be fabricated integrally
of the cabinet 50. Packages of frozen food products
to the plate 25 in the manner of a wraparound roll bond
are placed into the dispensing compartments by means
sheathing fashioned according to the latest developments
of rear stocking doors 55. Above the rear stocking doors
within the skills of those skilled in the arts of refrigera
55 are two air supply pipes 56 which ?ll the interior
tion. Between the bottom shelf cold plate 24 and the
of the rear stocking multiple cabinet 50 with air at a
side vertical cold plates 26 are positioned the upper sup
lower relative humidity than the external air ambient
porting arms 45 that support the column of packages 41,
to the cabinet. This is accomplished by means of per
and the lower supporting arms 46 used to temporarily 70 forations 57 in the air supply pipes 56. Refrigeration
support the column of packages 41 while one of the
is supplied to the rear stocking multiple cabinet 50 by
packages 41 is extracted from the said cabinet 22 by
an underground liquid supply header 60 and the return
means of pulling the handle 42 forward, thereby ejecting
refrigeration line is an underground suction header 59.
one of the packages 41 from the cabinet 22. An ejector
FIGURE 3 is a vertical section taken on the line 3-3
frame pinion gear 47 rotating in a shelf spindle socket 75 of FIGURE 7. It illustrates the manner in which a pack
3,055,548
5
the preferred form, these are channel-like elements hav
dispensing cabinet 22 aids in maintaining a low tempera
ture within the said dispensing cabinet 22 which is pro
vided by the bottom shelf cold plate 24, by the side verti
cal cold plates 26, and by the rear vertical cold plate 25
(shown in FIGURE 3) or similar refrigeration, such as
roll bond sheathing or refrigeration techniques as ap
ing marginal ?anges 68a and 68b extending outwardly
plied by those skilled in the art of refrigeration. It may
age 41 is extracted from the said dispensing cabinet 22,
wherein the ejection frame is moved from a closed posi
beneath the column of packages to a substantially fully
opened position exteriorly of said cabinet. Pinion racks
68 are secured to the sides 73 of each of the frames. In
of the sides 73. These ?anges provide a guide for the
be seen, also, how the upper supporting arms 45 support
the column of packages 41, and how the outwardly ?ared
engagement of the gear elements. At a selected dis 10 edges of the frame sides 73 permit the bottom package
41 in the column of packages 41 to be more readily re
tance along the pinion racks 68 are formed the gear
pinions 47, insuring alignment of the parts and proper
teeth 680. These teeth are of a selected number so that
as the frame moves to maximum extended position and
ceived by the frame sides 73 in preparation for ejection.
FIGURE 5 is a fragmentary horizontal section show
ing the upper supporting arms 45 in position to support a
then back, the arms 45 and 46 will be rotated through
counter-clockwise and clockwise angles of 90°. For the 15 column of packages. The lower supporting arms 46 are
shown in dotted line, and these lower supporting arms 46
?rst portion of its outward movement, the frame does
not offset the pinions. After a partial movement, how
rotate as shown by the directional arrows. The insula
tion 78 is contained in the boxstrut 66 which provides a
ever, the pinion gears 47 engage the teeth 68c for a sul?
means for fastening the front panel 79, the door latch
cient time to achieve a 90° angular rotation of the arms
45 and 46. When this is accomplished, the teeth move 20 38, and the door hinge 39. The door 40 is shown as
out of engagement with the pinion gears and further
enlarged for the sake of clarity of detail, but in actual
movement outwardly to maximum position does not dis
construction the door 40 would be less thick relative to
As the frame moves inwardly, the
its width, and by providing the proper clearance between
pinion gears and teeth 680 are in engagement only a
turb the pinions.
the door hinge 39 of one door 40 and the contiguous
su?icient time to cause a 90° reverse rotation of the arms 25 door latch 38 the door 40 may be swung about its door
45 and 46. The teeth 680 then disengage and the pinions
47 remain at rest while the frame moves to its maximum
closed position.
The exact position of the rack teeth
68c and the number of said teeth will vary somewhat
according to the size and design of the machine. As the
handle 42 is pulled forward, therefore, it eventually causes
hinges 39 so that an opening of sufficient size is provided
in order to stock the said display and dispensing cabinet
22 (shown in FIGURE 1) with packages 41. The door
40 includes a door gasket 80' which seals the said cabinet
22 from the ambient external atmosphere, and a multiplic
ity of sheets of glass 81 which sandwich a layer of air,
the pinion racks 68 which are fastened to the sides 73
or a partial vacuum or an inert gas, as the case may be,
to cause the pinion gears 47 to rotate in the pinion
in order to provide insulation without diminishing the vis
ibility of the contents of the said display and dispensing
sockets 48 about the lower spindles 75. The lower
spindles 75 cause the upper spindles 74 to turn the upper 35 cabinet 22.
supporting arms 45 and the lower supporting arms 46.
FIGURE 6 shows the handle 42 in the at rest, or re
‘In the retracted position, the upper supporting arm sup
tracted, position. The column of packages 41 is shown
ports the column of packages 41 until the handle 42 is
in the supported position enclosed on the sides by the
pulled forward. When the handle 42 is pulled forward,
then the column of packages 41 drops down as the upper
side vertical cold plate 26.
FIGURE 7 is a fragmentary front elevational view of
the said display and dispensing cabinet 22, showing the
relationship of the door 40 to the handle 42. The man
ner in which the advertising card 43 is contained in
the card holder 44 is also revealed in this view.
spring clip 71, the other end by the rear extension leaf 4.5 FIGURE 8 is a fragmentary horizontal section through
7%}, permits, when the handle 42 is pulled forward, the
the bottom shelf insulation 27. This view shows the
buliding up of the spring 72 tension necessary to retract
manner in which the front panel 79 joins the several
sections of the said display and dispensing cabinet 22.
the handle 42 and the connecting frame sides 73, causing
a rearward rotation of the upper supporting arms 45
The air supply feeder 36Vand the feeder pipe shield 37
are the system by which the necessity for defrosting of
which isolates the lowest package ‘41 in the column sup
porting arms ‘46. The isolated package 41 then drops
the said cabinet 22 may be virtually eliminated. The
to the bottom shelf cold plate 24 when the handle reaches
perforations 82 in the air supply feeder pipe 36 direct
the fully retracted position, and is in position for ejec
the ?ow of the low dew point air which is blown
onto the front panel 79 of the said cabinet 22. This air
tion, as shown in FIGURE 6‘. The rearward frame side
'73 is hinge fastened to the forward extension leaf 69
conditioning keeps the glass 81 (of FIGURE 17) sur
faces free of frost and ice and minimizes the build-up of
which is in turn pin fastened to» the rear extension leaf
7 0, through which the spring 72 acts to retract the handle
H081; on external working parts of the said cabinet 22.
42. The handle 42 is secured to the plate 67, which
FIGURE 9 shows the upper cabinet support bracket 84
contains a gasket 62 for the purpose of sealing the
which is tied into the masonry wall 49 or other supporting
handle 42 opening. A ?uorescent light ?xture 63, con 60 structure in a manner conventional to the building and
construction arts. The upper cabinet support bracket
tained in a light de?ector 63, secured by a de?ector hold~
ing strip '65, permits an ‘advertising card 43‘ which may
84 also provides a means for hanging the insulated suction
header hose 86 by an upper pipe support '85 as well as
be placed in the handle 42 to be viewed by the dis
supporting the display and dispensing cabinet 22. The in—
pensing cabinet 22 user. If ilumination is required to
be directed to the door \40‘ for advertising or display 65 sulated liquid supply hose 87 is hung on the lower pipe
support 88. The said display and dispensing cabinet
purposes, then the light de?ector 63 may be reversed to
throw the rays of illumination in an upward direction.
22 is also supported by a lower cabinet support bracket
91 which is tied into the masonry wall 49 in a manner
As illustrated, the rear cabinet wall 29 contains the rear
similar to the upper cabinet support bracket ‘84. A frag
vertical insulation 28. In addition, the bottom of the
cabinet contains the bottom shelf insulation 27, and box 70 mentary side elevational view of the gondola 20‘ that is
used to merchandise dry groceries is shown below the
struts 66 support the front face of the cabinet 22 as
said refrigerated display and dispensing cabinet 22.
well as the doors 40.
,
FIGURE 10 is a side elevational view which shows the
FIGURE 4 shows ‘the side wall 76 and the sidewall in
disposition and arrangement of the cold plates in the
sul-ation'77, which together with the bottom shelf insula
tion 27 and similar insulation in the top surface of the 75 said cabinet 22 structure. The insulated liquid supply
supporting arms 45 are then positioned forward with
their axes parallel to the frame sides 73, and the lower
supporting arms 46 then support the column of packages
41. The spring 72, one end of which is held by the
3,055,548
'27
8
header 90 shown with insulation removed supplies the
same line 8—'—8 as FIGURE 8, proposes an alternate
means of construction in which a resistance wire strip 83
refrigerant from a remotely located compressor and
engine room through the insulated liquid supply hose 87;
completely encloses the door 40 opening in the front panel
these fed the bottom shelf cold plate 24, the rear vertical
79. The low heat temperature serves to break any ice or
cold plate 25, and the side vertical cold plates 26. The
refrigerant travels through the cold plate, absorbing heat
frost bond that may form between the door gasket 80,
which is set in the door 40, and the resistance wire strip
from the interior of the said cabinet 22, and the refrig
83.
erant, which may be in a gaseous state at the exhaust
While speci?c forms of the invention have been de
end of the plate, travels through the insulated suction
scribed and illustrated herein, it is desired to be under
header hose ‘86 to the suction header 89 and thence back 10 stood that the same may be varied within the scope of the
to the remotely located engine room to begin the refrig
appended claims, without departing from the spirit of the
erating cycle all over, again.
invention.
FIGURE 11 is a fragmentary plan view of the dispo
What is claimed is:
sition and arrangement of the bottom shelf cold plate 24,
l. A dispensing cabinet for frozen food packages, the
the rear vertical cold plate 25 and the side vertical cold
combination therewith of a vertically disposed insulated
plates 26. The suction header is shown exhausting the
casing, at least one vertically disposed compartment in
insulated suction header hoses 86.
said casing, said compartment forming a holding and
FIGURE 12 is a variation of the over and under cabi
guiding means for a vertical column of stacked packages
net 22 and gondola 20 illustrated in FIGURE 1. In the
of uniform depth, closure means providing access to said
modi?cation of FIGURE 12, the gondola housing 51 and 20 compartment, a sliding ejection frame positioned at the
the tandem‘ cabinet unit 92 are an integral unit and are
base of said column and opening upwardly to receive a
self supporting. The multiple shelf doors 93 are also a
variation of the single shelf door 40 of FIGURE 1, and
package dropped therefrom, said frame being movable
from a closed position beneath said column to a substan
in this front elevational view the multiplicity of shelf
tially fully open position exteriorly of said cabinet, spring
handles 42 and their column of packages is revealed. 25 means normally retracting said frame to closed position,
The light de?ector 63 serves to illuminate the shelf
a pair of rotatable vertical spindles positioned on oppo
handles 42, and, in addition, sufficient illumination may
site sides of said column, gear means on each of said
thus be provided to illuminate the tandem gondola top
spindles, gear racks attached to the outer side walls of
shelf 94 as well as the gondola shelves 61. The cabinet
said frame and moving in meshing engagement with said
support angle 99 is a horizontal member which is a
gear means, said gear racks being positioned toward the
means for supporting the said tandem cabinet unit 92.
rear of said frame and being shorter in length than said
FIGURE 13 is a side elevational view which illustrates
the manner in which the gondola housing 51 serves as
a base for the tandem cabinet unit 92, which in turn
rests on the masonry ?oor 98. The disposition of the 35
liquid supply header 90 and the suction header 89 in re—
lation to the tandem cabinet unit 92 is shown in FIGURE
13, as well as the manner in which these pipes are sup
frame, an upper pair of arms mounted on said spindles and
normally positioned, when said ejection frame is closed,
in a position beneath said column, a lower pair of arms
on said spindles, the distance between the inner opposed
faces of said arms being substantially the same as the
depth of each of said stacked packages, said lower pair
of arms being disposed on said spindles at a ?xed angle
ported on the wall by means of the pipe supports 103.
to said upper pair of arms whereby as said ejection frame
The tandem cabinet unit 92 is supported by the forward 40 is moved outwardly, said racks will engage said gear
cabinet support angle 95, by a ‘gusset 96, and the rear
means for only a portion of the travel of said frame to
cabinet support angle 97. The space occupied by the
rotate said spindles a limited distance in one direction
tandem gondola top shelf 94 is visible under the gusset 96.
and said upper pair of arms will be rotated away from
FIGURE 14 is a plan view of the handle 42 and the
said column and said lower pair of arms will be rotated
frame sides 73 through which the bottom shelf cold
beneath said column, and when said spindles are rotated
plate 24 may be seen. The pinion gears 47 turn when
in the reverse directlon by movement of said frame in
engaged by the teeth of the pinion racks 68 as the frames
wardly, said upper pair of arms will be rotated away
are pulled to their extended position. When the frame
from said column.
sides 73 are pulled outwardly by the handle 42, the for
2. A dispensing cabinet as set forth in claim 1 wherein
ward extension leaf 69, which is attached to the shelf side 50 said cabinet is provided with a bottom plate upon which
73 by means of the forward leaf pin 100, pulls the rear
said ejection frame slides and wherein said ejection frame
extension leaf 70 to which it is attached by means of the
is formed with an open bottom, said open bottom per
intermediate leaf pin 101. The rear extension leaf 70
mitting the ejected packages to drop downwardly through
rotates about the rear leaf pin 102 which is contained by
said bottom and outwardly of the cabinet as said ejection
.the spring clip 71.
55 frame is moved to said extended position.
FIGURE 15 is an enlarged side elevational View of the
3. A dispensing cabinet for frozen food packages, the
frame sides 73 and the pinion rack 68, showing how the
combination therewith of a vertically disposed insulated
frame plate is fastened to the frame side 73 and how the
casing, at least one vertically disposed compartment in
plate 67 is provided with a gasket 62 that seals the in
said casing, said compartment forming a holding and
terior, refrigerated atmosphere of the side display and 60 guiding means for a vertical column of stacked packages,
dispensing cabinet 22 from the external unrefrigerated
closure means providing access to said compartment, a
atmosphere.
sliding ejection frame positioned at the base of said
column and opening upwardly to receive a package
dropped therefrom, said frame being movable from a
closed position beneath said column to a substantially
fully open position exteriorly of said cabinet, a pair of
rotatable spindles positioned on opposite sides of said
frame, gear means ?xed to each of said spindles, gear
FIGURE 16 shows an enlarged rear elevational view
of the frame sides 73 resting on the bottom shelf cold
plate 24. The rear extension leaf 70 is fastened to the
forward extension leaf 69 (not shown) by the intermedi
ate leaf pin 101 on the left hand side shown, and it is
fastened to the rear leaf pin 102 on the right hand side
racks on the outer side walls of said frame positioned to
shown. The tension which retracts the frame side 73 is
supplied by the spring 72, which is fastened on one end 70 move in meshing engagement with said gear means, and
means operable by rotation of said spindles upon each
to the rear extension leaf 70 and on the other end to the
successive outward and inward sliding movement of said
spring clip 71.
frame for discharging said packages one at a time from
FIGURE 17 is a variation of the manner in which
frosting may be virtually eliminated from the door 40.
the bottom of said stack into position for ejection from
This fragmentary horizontal section being taken on the 75 said cabinet by said frame, said gear racks comprising
3,055,548
10
outwardly opening channels extending for a substantial
References Cited in the ?le of this patent
portion of the length of said ejection frame, said racks
UNITED STATES PATENTS
having gear teeth means formed in the base of said chan-
_
nel and extending along only a portion of the length
1
1’27‘2’7o1
Nlas "‘T' ------------- -- July I?’ 918
thereof whereby said gear means is in engagement with 5
1,611,742
Hammer ------------ -- Dec- 2 ’ 1926
said gear racks for only a portion'of the travel of said
frame for rotating said spindles through an angle of ap-
2’036’97o
'2’521’227
Porter --------------- -- Apr- 7' 1936
Kelly ---------------- -- SePt- 5’ 1950
143,712
Australia __I____I___E_______ Octv 8’ 1951
proximately ninety degrees, said gear means being re-
FOREIGN PATENTS
ceived in said channels to thereby form a guide means
for said ejection frame,
10
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