Disk drive with oxygen diffusion unit
US10957363B1 · kind B1 · utility
11Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 24, 2020 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Mar 24, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B33/1453
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disk drive, has a housing structure enclosing a disk and at least one recording head. The drive includes a plurality of capsules each comprising oxygen gas enclosed within a membrane. An oxygen diffusion rate of the membrane is selected to release oxygen into the housing structure at a rate that compensates for oxygen depletion within the housing structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.