Locking device for a video cassette electronic apparatus and method therefor
US5124871A · kind A · utility
6Cited by
4References
4Claims
0Family size
Inventor
Key dates
| Filing date | Aug 3, 1990 |
| Grant date | Jun 23, 1992 |
| Priority date | — |
| Expiry date | Aug 3, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/40
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lockable video cassette apparatus for playing or recording on a video cassette, only when unlocked. The apparatus has a locking device means for insertion within the video cassette recess to lock the apparatus and prevent entry of a video cassette within the recess. The locking device means has a locking means having a key for locking the locking device means within the video cassette recess, thereby preventing entry of a video cassette therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.