Magnetic disc memory
US4352133A · kind A · utility
36Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 23, 1981 |
| Grant date | Sep 28, 1982 |
| Priority date | — |
| Expiry date | Feb 23, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/54
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnet disc data storage/retrieval system in which the pivot arms which carry the read and write heads are streamlined for low resistance to circumferential air flow caused by disc rotation. Hollow bodies having a wing profile are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.