Patent · US Expired

Fluid dynamic bearing secondary capillary seal reservoir

US6669369B1 · kind B1 · utility

7Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2002
Grant dateDec 30, 2003
Priority date
Expiry dateOct 9, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C2370/12
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to the field of fluid dynamic bearings. Specifically, the present invention provides a secondary fluid reservoir for the fluid used in a fluid dynamic bearing in a high-speed spindle motor assembly.

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