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Патент USA US2411713

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NOV-'1 26, 1946-
' 2,411,713
Filed Oct. 25, 1945
2 Sheets-Sheet 1
Nov. 26, 1946.
- 2,411,713
Filed Oct. 25, 1943
2 SheetsjSheet 2
Patented Nov. 2651946
5; A,
;;T;;.§'.jomTEo. "STATES PATENT oFFIcE T ‘
Noel M. Denison, Kansas City,'M0~., assignor to
v 0. Earl Hovey, trustee, Kansas City, Mo.
applicationjqctober 25, 1943;:Serial'No. 507,535 "
2 Claims. (01. s12'_192)
cabinet and‘loading'vdoor, taken on a line imme
"Thisinvention relates to doors and morevpar-v
ticularly to (‘automatically actuated doors for’
diately" above cooperating pulleys adjacent the
hinged connection of said door and the cabinet; ‘
vending machines.
‘In coin controlled vendingmachines'for bottled
and described in Patent No. 2,333,118, issued
Nov.'2,' 1943 to O. C. Olsen wherein the contents
of: bottles are emptied and delivered to the cus
has been ?lled.
It is important that doors of
this type be operated by the Vending mechanism
in properly timed relation with the rest of ‘the
steps in the vending process. It is'furtherjim
portant that such door be movable to the ‘open
elements employed ‘for transmitting force from
the vending mechanism to the delivery door for
tomer in individual cups; it is desirable to have
a door normally closing the opening. through 10:
which the customer may grasp the ‘cup after it
Fig. 5 is an edge elevational view of a pulley
partly shown in section and forming one of‘ the
goods, or in'machines of the character illustrated
operating the latter. -
In the drawings, the numeral 10 designates a
cabinet fo'rhousing merchandise, and apparatus
for vending the same-only such portions of the
vending mechanism being shown as will be help
ful in describing its relation to the structure com
: prising the instant invention.
‘ A pair of loading doors l2 are joined by hinges
Mtocabinet l0 and one of these doors is pro- '
position ‘only by the vending mechanism to which
. vided with afdelivery opening I6 having guide
it‘ is operably connected. Moreover, the device
grooves“! wherein iismslidavbly mounted a xdoor
for preventing unauthorized opening of the door
should be capable of functioning throughout the 20 2i). A'recep'tacle 22 attached to the rear face
of door l2 in communication with that portion
entire distance between‘ the opening and closing
of opening I6 normally closed by delivery, door
limits of the door movement. Accordingly, it is
20, is formed with a side port 24 through which a
the primary object of this invention to provide
cup is delivered prior to receiving the contents
a delivery door for a vending machine, which
door is operably connected to the vending mecha 25 of a bottle or the like.
The construction of door 20 per se is relatively
nism in properly timed relation therewith.
unimportant although a transparent panel 26
It is a further aim of the invention to embody
should preferably be provided therein through
locking members in a door structure for normally
which a customer may view the receptacle and its
preventing opening of the door, but which are
contents located behind the door.
automatically released when force from the vend
Secured to the upper edge of door 20 are a pair
ing mechanism is exerted on the door for open
ing the same.
Ayet further object of this invention is the
provision of a delivery door within a loading
door,‘ and of structure for operably connecting
the delivery door with the vending mechanism
in a manner to substantially eliminate displace
ment of the delivery door relative to its opening
when the loading door is opened or closed.
These and other objects of the invention which
of angle members 28 having upstanding leg
portions 39] in spaced apart relation for receiv
ingtherebetween a pair of dogs or looking mem
, bers 32, pivotally mounted on bolts 34 extended
transversely through the legs and dogs.
As clearly shown in Fig. 2, each of dogs 32
is provided with a cam face 36 and the location
of the pivoting point of the dog is such that
with structure shown in the accompanying draw
upward movement of the door will tend to force
the cam faces into tighter‘engagement with the
groove I8 of the door opening. Springs 38 each
having one end ?xed to a dog 32, as indicated at
ings, wherein:
40, and having their opposite ends coiled around
’ will become apparent ‘during the course of the
following speci?cation, vhave been accomplished
Fig. 1 is a perspective view of a vending machine 45 bolts 34, serve to normally hold the dogs in con
tact with. the bases of grooves I8.
cabinet and of a delivery door mounted in a'load
A U-shaped guide 42,.connected by a bolt 44 to
ing door of the cabinet and ‘operably connected
the legs 30 of angles 28 is provided with an open
with a member of the vending apparatus.
ing 46 in its bight 48 for the reception of a cable
Fig. 2 is a side elevational view of a delivery
door in closed position within a loading door 50 50, which terminates in a pair of branches 52
shown fragmentarily and in section.
Fig. 3 is an edge elevational view of the delivery
door positioned within guide grooves of a load
leading respectively to the two dogs 32. Obvi
ously, an upward pull on cable 50 will disengage
the dogs 32 from groove l8 and move the door to
open position.
Fig. 4 is a horizontal sectional view of the 65 In order to provide for automatic opening of
ing door.
the door it is operably connected by means of
cable 50 with a bar 54 comprising a part of
the vending mechanism. This bar in turn is
reciprocated by the movement of a chain 56
which is actuated by a reversible motor (not
shown). A shaft 58 journalled in suitable bear
ing openings in walls 69 and 62 of the cabinet
carries pulleys 64 and 6B ?xed thereon adjacent
its opposite ends. Wound on the larger pulley
claimed as new and desired to be secured by Let
ters Patent is:
1. In a vending machine cabinet having a load
ing door hinged to the cabinet and provided with
a delivery door opening, a delivery door nor
mally closing said opening; a pair of locking
members on the delivery door engageable with
the loading door for normally preventing opening
of the delivery door; a Y-shaped flexible member
6/4‘ is a cable section 68 having its one end fixed 10 having the ends of the branches connected to
said locking members and its stem extending to
to the pulley and its other end secured to bar
Cable 59, leading upwardly from the delivery
a point within the cabinet for releasing said mem
bers and opening the delivery door in response to
force applied to the stem of the ?exible member
door 20, is run over a sheave 10 in door I2, over
pulleys ‘l2 and 14 carried by brackets 16 and 18 15 in the cabinet; and a pair of pulleys respectively
, respectively mounted on door l2 and on the cabié.
mounted on the loading door and in the cabinet
in substantially‘contiguous relation with the axis
of the loading door hinge for guiding said ?exi
ble member and for substantially preventing
anchored in any suitable manner.
The positions of pulleys ‘l2 and 14 with respect 20 movement of the delivery door relative to its
to hinge It is relatively important and, as will be
opening whenthe loading door is opened and
net, and ?nally over a sheave 8c in the cabinet,
to the smaller pulley $6, whereon it is wound and
clear from Fig. 4 of the drawings, they are lo
cated as closely as practical to the hinge in order
2. A vending machine cabinet having a loading
that opening of the loading door will not mate
door hinged to the cabinet and provided with a
rially alter the position of delivery door 20 in its 25 delivery door opening, a delivery door normally
guide grooves.
closing said opening; a locking member on the
delivery door engageable with the loading door
Since the distance of travel of bar 54 is less
for normally preventing opening of said delivery
than required to move door 29 to fully opened po
door; a ?exible member having one end con
sition, the ratio of travel of the door to that of
the bar is increased through the employment of 30 nected to the locking member and its other end
extending to a point within the cabinet for re
pulleys 64 and 66 of different diameters.
leasing said member upon application’ of a pull
As will be apparent, the door 20 may, if de
upon the end of the member in the cabinet; and
sired, be mounted in a stationary wall of the cab
a pair of guide members for the ?exible member
inet, in which case the procedure of _ operably
connecting the door with the vending mechanism 35 mounted respectively on the loading door and the
cabinet contiguous to the axis of the hinges of the
would be simpli?ed. Other modi?cations might
loading door in order to prevent substantial
be made without departing from the spirit of the
movement of the delivery door relative to its
invention, and it is desired therefore, to be lim
opening when the loading door is opened or
ited only by the scope of the appended claims.
Having thus described the invention, what is 40
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