Patent · US Expired

Head arm damping device for disc drive actuators

US4843503A · kind A · utility

27Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1987
Grant dateJun 27, 1989
Priority date
Expiry dateDec 17, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/5582
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In an information storage system having a plurality of data storage medias which may be read and/or written onto by multiple read/write heads carried by a plurality of aligned head arms, a damping device is provided for reducing vibrations within the head arms. The damping device is formed of a compressible viscoelastic material having a relatively high loss factor.

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