Thin film magnetic head, head gimbals assembly, head arm assembly, and magnetic disk unit
US9852755B2 · kind B2 · utility
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10References
13Claims
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Key dates
| Filing date | Apr 28, 2016 |
| Grant date | Dec 26, 2017 |
| Priority date | — |
| Expiry date | Apr 28, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/607
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This thin film magnetic head includes a magnetic pole including an end surface exposed on an air bearing surface, and a contact detection section including a magnetic material layer provided near the air bearing surface, and a magnetic-domain stabilizing structure stabilizing a magnetic domain structure of the magnetic material layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.