The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 1976
Filed:
Oct. 07, 1974
Joseph L Levasseur, St. Louis, MO (US);
H. R. Electronics Company, High Ridge, MO (US);
Abstract
A control circuit for vending and other coin controlled devices which have arrangements to payback amounts deposited in excess of the vend price, the vending machine having a plurality of coin tubes for respectively containing coins of different denominations for payback, each tube having a sensor associated therewith to produce a response whenever the quantity of coins contained therein has fallen below a predetermined quantity insufficient to be used for payback, the improvements comprising a control circuit for controlling the operation of the coin tubes during payback and escrow operations of amounts deposited incuding circuit elements for controlling the making of paybacks and escrowing in the highest possible denominations of coins, said circuit elements responsive to responses produced by the sensor on the respective coin tubes including apparatus for shifting a payout operation from paying back of higher denomination coins to paying back of lower denomination coins whenever the quantity of coins in the higher denomination coin tubes has fallen below said predetermined quantity.