Ultra-thin HDD embedded disk clamp design
US8693139B2 · kind B2 · utility
49Cited by
30References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2012 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | Aug 2, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B25/043
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disk drive having a hub comprising a top surface and a non-circular protrusion extending upward from the top surface, a disk clamp comprising a wall portion and a non-circular opening formed through the clamp, the opening configured to receive the non-circular protrusion extending upward from the top surface of the hub; and at least one disk supported by the hub, wherein the non-circular protrusion extending upward from the top surface of the hub is inserted into the opening formed in the clamp, and wherein an outer annular portion of the clamp engages the disk to provide clamping force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.