Read module with hybird closure
US6477009B1 · kind B1 · utility
7Cited by
12References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1999 |
| Grant date | Nov 5, 2002 |
| Priority date | — |
| Expiry date | Jul 29, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/584
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A multi-track read module including a hybrid thin film and mechanically closed shield includes a bottom shield layer onto which read elements are formed. A top shield is deposited over each read element. Each top shield is magnetically isolated from any other top shield and from the bottom shield layer. An insulative spacer layer is deposited between the plurality of top shields. A mechanical closure is affixed to the spacer layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.