Trace flexure suspension with differential impedance in read and write conductor circuits
US6414820B1 · kind B1 · utility
15Cited by
4References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2000 |
| Grant date | Jul 2, 2002 |
| Priority date | — |
| Expiry date | Aug 5, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/001
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A novel flexure provides an improved disk drive suspension, the flexure having a different thickness of insulative film between its metal layer and respective ones of its read and write conductor circuits to vary the circuit impedances accordingly to different and optimum values for each type of circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.