Patent · US Expired

Roller thrust bearing

US7273319B2 · kind B2 · utility

5Cited by
13References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 25, 2004
Grant dateSep 25, 2007
Priority date
Expiry dateOct 25, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49693
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

There is provided a roller thrust bearing providing reduced differential slip, free of significant friction and wear, and providing increased longevity against flaking. The present invention provides a thrust bearing in the form of a roller thrust bearing including at least two radially arranged rows of rollers and a cage holding the rollers, the rollers including at least one roller crowned.

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