Tap cartridge
US4660784A · kind A · utility
19Cited by
2References
8Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 30, 1985 |
| Grant date | Apr 28, 1987 |
| Priority date | — |
| Expiry date | May 30, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/087
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A tape cartridge of the type having a pocket for drawing out a recording tape from the cartridge for tape loading and a shutter slidably mounted on the bottom portion of the cartridge for opening and closing the bottom opening of the pocket, and a plurality of ribs extending in a frontward and backward direction on the inner face of the shutter so as to assure a smooth sliding movement of the shutter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.