Vending machine back light assembly and method
US5193901A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 4, 1991 |
| Grant date | Mar 16, 1993 |
| Priority date | — |
| Expiry date | Oct 4, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/812
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A vending machine (10) with a first translucent panel (18A) primarily back lit by a first back light subassembly (32) and a second translucent sign panel (18B) primarily back lit by a second back light subassembly (36) having a transformer (34), halogen housing lamp socket (54) with a halogen lamp (38) spaced above a rotatable color wheel (44) driven by a motor (46) and causing the receiving end of a fiber optic cable (40) to convey light to selected locations on the second translucent sign panel (18B) all of which are held together in proper position and mounted together by means of a single elongate frame (62) with transverse arm (62A, 62B and 62C) and preconnected with the same source of power (50) as is connected to the first panel (18A).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.