Recording medium cartridge and signal recording apparatus
US5764622A · kind A · utility
11Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1996 |
| Grant date | Jun 9, 1998 |
| Priority date | — |
| Expiry date | May 23, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/0317
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A cartridge for housing a recording medium therein. The cartridge includes a cartridge body configured such that a signal recording apparatus can record a signal onto the recording medium when the cartridge is loaded in the signal recording apparatus. The cartridge also includes an opening in the cartridge body for removing the recording medium from the cartridge body, and a cover covering the opening. An indicator on the cartridge body indicates whether the cover has ever been opened or removed from the cartridge body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.