US3726377A - Vending machine having three-conductor collating circuit - Google Patents

Vending machine having three-conductor collating circuit Download PDF

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Publication number
US3726377A
US3726377A US00191452A US3726377DA US3726377A US 3726377 A US3726377 A US 3726377A US 00191452 A US00191452 A US 00191452A US 3726377D A US3726377D A US 3726377DA US 3726377 A US3726377 A US 3726377A
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United States
Prior art keywords
circuit
vending machine
condition collating
output
output terminals
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Expired - Lifetime
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US00191452A
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English (en)
Inventor
M Nakayasu
T Kosaka
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SEISAKUSHO KKK
SEISAKUSHO KKK JA
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SEISAKUSHO KKK
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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F5/00—Coin-actuated mechanisms; Interlocks
    • G07F5/20—Coin-actuated mechanisms; Interlocks specially adapted for registering coins as credit, e.g. mechanically actuated
    • G07F5/22—Coin-actuated mechanisms; Interlocks specially adapted for registering coins as credit, e.g. mechanically actuated electrically actuated

Definitions

  • Another object of the invention is to provide a vending machine of the class referred to, which is of simple and inexpensive construction, but in which the manual closure of a selected one of contact pairs for merchandise selection unfailingly leads to the ejection of a desired commodity, and in which only one commodity is produced even when more than one such contact pair has been closed simultaneously.
  • a further object of the invention is to provide a vending machine of the class referredto, in which the oscillations of a pulse oscillator provided for the operation of its electrical circuit are started by the first coin dropped for the purchase of each desired commodity, so that this oscillator and other circuit components need not be kept always in operative condition.
  • a further yet object of the invention is to provide a vending machine of the class referred to, so made that precisely a desired commodity is produced irrespective of some delay in the pulses supplied from the oscillator.
  • a vending machine comprising a pulse oscillator, a notation converting circuit having a desired number of output terminals which succeedingly and repetitively produce an output signal by being supplied with the pulses from the pulse oscillator, a price setting circuit having output terminals which are equal in number to the output terminals of the notation converting circuit, said price setting circuit producing an output signal from one of its output terminals according to a coin dropped into the vending machine, a merchandise selecting means having contact pairs which are equal in number to the output terminals of the notation converting circuit, the merchandise selecting means also producing an output signal upon closure of one of its contact pairs according to a commodity to be ejected out of the vending machine, a three-condition collating circuit which collates the aforementioned three output signals from the notation converting circuit and the price setting circuit and the merchandise selecting means, and merchandise ejecting means which ejects the desired commodity out of the vending machine according to an agreement signal produced by the three-
  • FIG. 1 is a circuit diagram showing the fundamental scheme of the vending machine of the present invention
  • FIG. 2 is a circuit diagram showing an embodiment of the invention based on the fundamental scheme of FIG. 1;
  • FIG. 3 is a circuit diagram showing another embodiment of the invention also based on the fundamental scheme of FIG. 1;
  • FIG. 4 is a block diagram showing a modified example of the embodiment of FIG. 2;
  • FIGS. 5(A) and (B) graphically represent the waveforms of some electric signals essential for the operation of the vending machine of the invention.
  • FIG. 6 is a block diagram showing a modified example of the embodiment of FIG. 3.
  • a pulse oscillator O is connected to a notation converting circuit M X through a control gate NA,.
  • the notation converting circuit M X is provided with a plurality of, six in this particular embodiment, output terminals L to L
  • an output signal H,,, is produced only from one at a time, L,,, of those output terminals, the output signal H being successively and repeatingly produced from the output terminals.
  • This output signal from the notation converting circuit M X is fed into a three-condition collating circuit NA as in the drawing.
  • a price setting circuit J shaped to produce an output signal H when a coin or coins dropped by a purchaser reach a predetermined value.
  • the price setting circuit J is provided with output terminals J, to J corresponding to the aforesaid six output terminals of the notation converting circuit M said terminals J to J being connected to the three-condition collating circuit NA as illustrated in the drawing.
  • FIG. 2 A more detailed circuit plan of the above described fundamental scheme of the present invention is illustrated in FIG. 2 by way of a first preferred embodiment of the invention.
  • the signal H is produced from the corresponding output terminal J, of the price setting circuit J as aforesaid.
  • the oscillation of the former can be caused to start by a signal supplied from the latter upon detection of the first coin dropped for the purchase of each commodity.
  • the pulses are thus supplied from the oscillator O to the notation converting circuit M X through the control gate NA, and the output signal H is successively and repetitively produced from its output terminals L, to L
  • the output signal H thus produced from the notation converting circuit is supplied, on the one hand, to the three-condition collating circuit NA having gates A, to A and on the other hand to a two-condition collating circuit NA consisting of gates A,, to A, provided to the aforesaid clutch section K for merchandise ejection.
  • the output signal H from the merchandise-selecting button section P is supplied to the gate A,, of the threecondition collating circuit NA Hence the circuit NA collates the output signal H from the merchandiseselecting button section P, the output signal H from the price setting circuit J, and the output signal H,
  • the storage circuit so energized supplied its output signal, on the one hand, to the control gate NA, to stop the operation of the notation converting circuit M and, on the other hand, to the two-condition collating circuit NA,, where the output signal from the storage circuit is collated with the then-stopped output signal from the terminal L,, of the notation converting circuit M
  • An agreement signal is produced from the gate A, of the two-condition collating circuit in which the above two input conditions have been met, and now the ejection of a desired article out of the vending machine is carried into effect in a manner known already.
  • the outputs from the collating circuit NA are also fed through rectifier elements Da back to the output terminals J, to J, of the price setting circuit J for further processing operation.
  • FIG. 3 Another example of the vending machine of the present invention, similarly based on the fundamental scheme of FIG. 1, is shown in FIG. 3, in which the reference characters seen also in FIGS. 1 and 2 are used to designate like circuit elements.
  • the pulse oscillator starts oscillation and supplies its pulses to the notation converting circuit M x through the control gate NA,.
  • This notation converting circuit operates like that described already in connection with FIGS.
  • the collating circuit produces the aforementioned agreement signal thereby to operate the corresponding one of storage flip-flop circuits M, to M,,,.
  • An output signal from the storage circuit M is supplied to: (1) the control gate NA, via an OR gate for control of the operation of the notation converting circuit, (2) the clutch section K for ejection of a desired article out of the vending machine, and (3) the output terminal J,, of the price setting circuit J via a one-way circuit Da such as a rectifier element for further processing operation.
  • the notation converting circuit In order to prevent such erroneous operation, the notation converting circuit must be stopped in exact accordance with an agreement signal impressed to the storage circuit M.
  • This purpose is accomplished by the circuit configuration of FIG. 4, in which a delay circuit D and an additional two-condition collating circuit NA are newly incorporated in addition to the circuit elements shown and described in the foregoing. Described hereinbelow, with reference to FIG. 5, is the operation of this circuit configuration of FIG.
  • a vending machine comprising a pulse oscillator, a notation converting circuit having a desired number of output terminals which succeedingly and repetitively produce an output signal by being supplied with pulses from said pulse oscillator, a price setting circuit having output terminals which are equal in number to the output terminals of said notation converting circuit, said price setting circuit producing an output signal from one of its output terminals according to a coin dropped into the vending machine, a merchandise selecting meanshaving contact pairs which are equal in number to the output terminals of said notation converting circuit, said merchandise selecting means producing an.
  • a three-condition collating circuit which collates the output signals supplied from said notation converting circuit, said price setting circuit, and said merchandise selecting means, and merchandise ejecting means which ejects the desired commodity out of the vending machine according to an agreement signal produced by said three-condition collating circuit.
  • a vending machine according to claim 1, wherein the oscillation of said pulse oscillator is initiated by the first coin dropped into the vending machine for the purchase of each desired commodity.
  • said three-condition collating circuit includes gates which are equal in number to the output terminals of "said notation converting circuit, each of said gates having three inputs to which are respectively connected the corresponding output terminals of said notation converting circuit and said price setting circuit and the corresponding one of the contact pairs of said merchandise selecting means.
  • a vending machine further comprising a control gate connected between said pulse oscillatorand said notation convertingnmeans and a storage circuit connected between said ree-condition collating circuit and said control gate, said storage circuit producing an output signal when applied with said agreement signal in order to stop the operation of said notation converting circuit via said control gate and to actuate said merchandise ejecting means.
  • said merchandise ejecting means includes a two-condition collating circuit which collates the output signals supplied from said storage circuit and from one of the output terminals of said notation converting circuit and which produces an agreement signal for ejection of the desired commodity.
  • said two-condition collating circuit includes gates which are equal in number to the output terminals of said notation converting circuit, each of said gates having two inputs to which are respectively connected the output of said storage circuit and the corresponding output'terminal of said notation converting circuit.
  • a vending machine further comprising a second two-condition collating circuit connected between said three-condition collating circuit and said storage circuit, and a delay circuit connected between said pulse oscillator and said second two-condition collating circuit, said second two-condition collating circuit permitting the application of said agreement signal from said three-condition collating circuit to said storage circuit only when simultaneously impressed with delayed pulses supplied from said pulse oscillator via said delay circuit.
  • a vending machine further comprising a plurality of storage circuits connected respectively between said gates of said three-condition collating circuit and said merchandise ejecting means, a control gate connected between said pulse oscillator and said notation converting means, and an OR gate the inputs of which are respectively connected to the outputs of said gates of said three-condition collating circuit and the output of which is connected to said control gate, the corresponding one of said storage circuits producing an output signal when applied with said agreement signal in order to actuate said merchandise ejecting means and to stop the operation of said notation converting circuit via said OR gate and said control gate.
  • a vending machine further comprising two-condition collating circuits connected respectively between said gates of said three-condition collating circuit and said storage circuits, and a delay circuit connected between said pulse oscillator and said two-condition collating circuits, each of said two-condition collating circuits permitting the application of said agreement signal from one of said gates to the corresponding one of said storage circuits only when simultaneously impressed with delayed pulses supplied from said pulse oscillator via said delay circuit.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Cash Registers Or Receiving Machines (AREA)
US00191452A 1970-10-23 1971-10-21 Vending machine having three-conductor collating circuit Expired - Lifetime US3726377A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45093826A JPS514800B1 (de) 1970-10-23 1970-10-23

Publications (1)

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US3726377A true US3726377A (en) 1973-04-10

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US00191452A Expired - Lifetime US3726377A (en) 1970-10-23 1971-10-21 Vending machine having three-conductor collating circuit

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US (1) US3726377A (de)
JP (1) JPS514800B1 (de)
DE (1) DE2152306B2 (de)
GB (1) GB1351380A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807417A (en) * 1971-12-06 1974-04-30 Glory Kogyo Kk Device for checking an amount of money designated to be dispensed in automatic money dispensers
US3815717A (en) * 1972-10-10 1974-06-11 Arkorp Inc Electronic coin changer control circuit
US4316532A (en) * 1979-09-13 1982-02-23 H. R. Electronics Company Versatile pricing means

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894220A (en) * 1974-04-25 1975-07-08 H R Electronics Co Vending control system
US4234070A (en) * 1977-10-18 1980-11-18 Mars, Inc. Vending control apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323626A (en) * 1964-08-10 1967-06-06 Abe Akira Vending machine control system
US3508636A (en) * 1968-02-26 1970-04-28 H R Electronics Co Control means for vending machines and the like

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323626A (en) * 1964-08-10 1967-06-06 Abe Akira Vending machine control system
US3508636A (en) * 1968-02-26 1970-04-28 H R Electronics Co Control means for vending machines and the like

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807417A (en) * 1971-12-06 1974-04-30 Glory Kogyo Kk Device for checking an amount of money designated to be dispensed in automatic money dispensers
US3815717A (en) * 1972-10-10 1974-06-11 Arkorp Inc Electronic coin changer control circuit
US4316532A (en) * 1979-09-13 1982-02-23 H. R. Electronics Company Versatile pricing means

Also Published As

Publication number Publication date
DE2152306A1 (de) 1972-04-27
DE2152306C3 (de) 1974-10-24
DE2152306B2 (de) 1974-03-28
JPS514800B1 (de) 1976-02-14
GB1351380A (en) 1974-04-24

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