Controlled drag for magnet actuator
US4827162A · kind A · utility
9Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1987 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Mar 2, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K41/0356
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A disk drive actuator including automatic eddy-current braking capability, enhanced by simple modifications of coil-mount structure, such as split damping ring DR and spaced-rib array, this array shown for example in FIG. 12 (see DR-R).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.