Patent · US Expired

Hydrodynamic bearing device

US7008112B2 · kind B2 · utility

9Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 2, 2003
Grant dateMar 7, 2006
Priority date
Expiry dateDec 11, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C33/745
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A hydrodynamic bearing device with reduced costs is provided. A housing with a bearing sleeve housed therein is formed by drawing. A cup shaped thrust member is positioned in a bottom part of the housing, and by bringing this thrust member into contact with a lower end surface of the bearing sleeve, the widths of thrust bearing gaps within first and second thrust bearing parts are set to prescribed values.

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