Zone bonded lubrication for hard disk recording media
US6800349B2 · kind B2 · utility
5Cited by
12References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 2003 |
| Grant date | Oct 5, 2004 |
| Priority date | — |
| Expiry date | May 20, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/7257
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium with low bonded lubricant at the landing zone, where the head takes off and lands, for better wear resistance, and with high bonded lubricant at the data zone to protect the data from corrosion, and a method of making the same are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.