Disc head with contact protection feature
US6377422B1 · kind B1 · utility
35Cited by
15References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1998 |
| Grant date | Apr 23, 2002 |
| Priority date | — |
| Expiry date | Jun 16, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/6005
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An improved disc head for increased wear protection. The disc head includes wear members 74, 76, 92, 94, formed proximate to transducer elements of a thin film head. The wear members 74, 76, 92, 94 are formed along a portion of a lower surface of the head facing the disc surface and are formed of a relatively hard material for increasing wear resistance of the head, proximate to the transducer elements 70.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.