Patent · US Expired

Precision hydrodynamic bearing

US4726693A · kind A · utility

23Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 5, 1984
Grant dateFeb 23, 1988
Priority date
Expiry dateOct 5, 2004

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C17/026
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A precision hydrodynamic bearing which has a rotatable shaft disposed in the bore of a housing to form an annular gap. The annular includes a journal zone for containing and pressurizing lubricant to facilitate low friction rotation of the shaft and to maintain the annular gap as the shaft rotates.

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