Patent · US Expired

Spin motor assembly that contains an O-ring which supports a disk in both the radial and axial directions

US5367418A · kind A · utility

27Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1992
Grant dateNov 22, 1994
Priority date
Expiry dateNov 13, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B25/043
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A hub assembly for a hard disk drive that incorporates O-rings that can absorb external loads applied in either an axial direction or a radial direction relative to the hub. The O-rings are compressed by an elastic retainer ring which is captured by a top annular flange of the hub.

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