Patent · US Active

Disk drive actuator rotary bearing attachment with cam member

US7633722B1 · kind B1 · utility

52Cited by

55References

21Claims

0Family size

Assignee

Western Digital Technologies, Inc. · US

Inventors

Nils E. Larson · San Jose, US
Michael K. Liebman · Sunnyvale, US
Jonathan M. Garbarino · San Jose, US

Key dates

Filing date	Sep 15, 2006
Grant date	Dec 15, 2009
Priority date	—
Expiry date	Oct 3, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG11B5/5569
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A head stack assembly for use in a disk drive is provided that includes an actuator body, a rotary bearing, a sleeve, and a cam member. The actuator body is pivotable about an axis of rotation. The actuator body has an actuator bore that extends along the axis of rotation. The actuator bore includes an actuator bore surface. The sleeve is disposed between the rotary bearing and the actuator body and comprises a first surface that engages the actuator bore surface. The cam member has a second surface eccentric to said first surface. The second surface engages the actuator bore surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.