Reversible magnetic recording disk unit
US3932895A · kind A · utility
10Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 10, 1974 |
| Grant date | Jan 13, 1976 |
| Priority date | — |
| Expiry date | Sep 10, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/825
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An improved magnetic disk unit comprised of a jacket provided with flexible disk coated on both faces thereof with a magnetic material. The jacket and the disk have means thereon for rendering the disk unit compatible with different types of disk drives so that the disk unit is reversible in a particular disk drive to permit storage and readout of information from either face thereof to thereby increase the storage capacity of the disk itself.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.