Patent · US Expired

Rotary actuator vibration damper

US5491598A · kind A · utility

45Cited by
11References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1994
Grant dateFeb 13, 1996
Priority date
Expiry dateMay 6, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K41/035
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A bearing assembly supports an actuator arm for rotation about an axis in a disc drive. The bearing assembly includes a shaft generally defining the axis. A plurality of bearings are disposed about the shaft. A sleeve is coupled to the bearings for rotation about the shaft, and a damper is coupled to the sleeve. The damper damps rotary actuator vibrations.

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