Patent · US Expired

Disk drive rotary actuator system including synchronous counter torque generator

US6122139A · kind A · utility

22Cited by
5References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1998
Grant dateSep 19, 2000
Priority date
Expiry dateJul 20, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B33/121
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A disk drive system, includes an arm for mounting a head, and at least one component, coupled to the arm, for being synchronized to maintain a zero net angular momentum of the arm and the at least one component. Another disk drive system including a read/write head, includes a torque counter-generating member for being synchronized to maintain a zero net angular momentum of the head.

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