Surface spacing using rigid spacers
US7983138B2 · kind B2 · utility
0Cited by
20References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2006 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | May 19, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B9/1481
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus comprises a storage medium, a substrate separated from the storage medium by a gap, and a plurality of spacers defining a distance between the storage medium and the substrate, wherein the spacers include a curved end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.