Disc cartridge with aperture for access to disc provided with shutter arranged for minimizing overall size of cartridge
US6057995A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 1997 |
| Grant date | May 2, 2000 |
| Priority date | — |
| Expiry date | Apr 9, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/0311
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disc cartridge having a disc-shaped recording medium, such as an optical disc or a magneto-optical disc, rotatably housed within a main cartridge body. The disc cartridge has a main cartridge body made up of an upper cartridge half and a lower cartridge half, and a disc-shaped recording medium rotatably accommodated within the main cartridge body. A recording and/or reproducing aperture is formed in at least one of major surfaces of the main cartridge body. A shutter is mounted for movement along a sidewall section of the main cartridge body between a position closing the aperture and a position closing the aperture. There is provided an inclined portion in the aperture inclined with respect to the inserting direction of the disc cartridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.