Method and device for testing disk drive head while directing gas across the head
US6765379B1 · kind B1 · utility
11Cited by
4References
62Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2001 |
| Grant date | Jul 20, 2004 |
| Priority date | — |
| Expiry date | May 12, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/0013
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and devices are provided that allow heads for use in disk drives to be tested in a helium environment in a cost-effective way with little or no impact on test time and with minimal consumption of helium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.