Disk drive structure with an adjustable bearing structure for guide bars
US7308693B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 5, 2007 |
| Grant date | Dec 11, 2007 |
| Priority date | — |
| Expiry date | Mar 5, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/082
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disk drive structure with an adjustable bearing structure for guide bars therein. The disk drive includes a base, a spindle motor, a main guide bar located aside the spindle motor, a secondary guide bar located also aside the spindle motor but opposing to the main guide bar, an optical pickup head riding at the main guide bar and the secondary guide bar, and four bearing structures to sustain ends of the main guide bar and the secondary guide bar. The disk drive includes at least one of the four bearing structures is an adjustable bearing structure. The adjustable bearing structure includes a housing, a through hole, a spring arm, and a cam pillar pivotally mounted under the housing and sent into the through hole. By providing the cam pillar and the spring arm to hold the end of the respective guide bar, the position of the guide bar can be adjusted by turning the cam pillar.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.