Suspension with bi-layer flexure base whose layers have different coefficients of thermal expansion to eliminate thermally induced flying height variations
US7957104B2 · kind B2 · utility
2Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2007 |
| Grant date | Jun 7, 2011 |
| Priority date | — |
| Expiry date | Mar 16, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/6005
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A flexure with improved temperature sensitivity is disclosed. An embodiment of the present invention includes a bi-layered flexure that raises or lowers a read/write element a distance that is approximately equal to the distance of protrusion and retraction at varying temperatures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.