High strength electrodeposited suspension conductors
US8303792B1 · kind B1 · utility
4Cited by
16References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 29, 2008 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Sep 27, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/0394
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of preparing an additive suspension circuit for a hard disk drive suspension includes electrodepositing an alloy of copper using an electrolytic bath containing copper sulfate, tin, iron, sulfuric acid, and hydrochloric acid, using pulsed current of about 10-45 amperes per square foot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.