Vend transaction control means
US5184708A · kind A · utility
16Cited by
11References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 1992 |
| Grant date | Feb 9, 1993 |
| Priority date | — |
| Expiry date | Feb 27, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F5/24
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
The present invention comprises an apparatus for controlling the vending and payback of change in a vending machine and includes a device for establishing a list of permissible payback amounts from the vending machine and for adding each of the permissible amounts to a vend price established by a customer selecting a particular vend, and a payback storage device from which change is paid back including apparatus for determining the availability of coins in the payback storage device to satisfy the permissible amount for payback.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.