Patent · US Expired

Self-lubricating bearings

US7604412B2 · kind B2 · utility

8Cited by
6References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 13, 2004
Grant dateOct 20, 2009
Priority date
Expiry dateSep 2, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S384/908
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A self-lubricating bearing for use in low pressure, high frequency, small amplitude applications and methods of operating and constructing the same, the bearing having a self-lubricating liner and a counterface surface in close sliding contact therewith, the counterface surface having a surface finish of less than 20 nm and a hardness of less than in the region of 1000 VPN.

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