Single lever type actuator latch system of disk drive
US7248440B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2004 |
| Grant date | Jul 24, 2007 |
| Priority date | — |
| Expiry date | Oct 13, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/54
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An actuator latch system of a disk drive to lock an actuator having a swing arm installed at a base member, a voice coil motor coil joined to an end portion of the swing arm, and a magnet facing the voice coil motor coil, including a first and a second latch portion provided at the end portion of the swing arm; a latch lever provided at the base member, the latch lever having a first end portion engaged with the first latch portion when the latch lever pivots a first direction, and a second end portion engaged with the second latch portion when the latch lever pivots a second direction; a projection projecting from an edge of the magnet; and a magnetic latch pin provided at an end portion of the swing arm so that a magnetic force operates between the latch pin and the projection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.