Viscoelastic voice coil damper for disc drives
US6512658B1 · kind B1 · utility
17Cited by
18References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2000 |
| Grant date | Jan 28, 2003 |
| Priority date | — |
| Expiry date | May 12, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B33/08
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A voice coil for a head positional assembly of a disc drive. The voice coil including a dampener which dampens vibrations occurring in the voice coil. The dampener includes a constraint material and a viscoelastic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.