Compact disk lifting device
US5195794A · kind A · utility
38Cited by
15References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1990 |
| Grant date | Mar 23, 1993 |
| Priority date | — |
| Expiry date | Oct 16, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B33/0477
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lifting device for lifting and releasing a compact disk. The lifting device including a pair of fins extended by a plunger and retracted by an O-ring contacting the fins at their outer edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.