Case for holding magnetic tape cassette
US4347933A · kind A · utility
5Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1980 |
| Grant date | Sep 7, 1982 |
| Priority date | — |
| Expiry date | Jul 11, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/0233
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A case for holding a magnetic tape cassette has flat locking projections or tabs upright from the inner wall surface thereof to engage the hubs of the magnetic tape cassette and thereby lock the hubs unrotatably. The locking tabs are formed with a step each in the upper part. The step of each said tab is parallel or inclined to the place of the inner wall surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.