Magnetic head tester with write coil and read coil
US6534974B1 · kind B1 · utility
13Cited by
14References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2001 |
| Grant date | Mar 18, 2003 |
| Priority date | — |
| Expiry date | Jan 8, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49036
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a head tester for testing heads having a read element and a write element. The tester comprises a substrate on which a read coil is positioned to be sensitive to the write element of the head. A write coil is also formed on the substrate and this coil is positioned such that the read element of the head to be tested is sensitive to the write coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.