Title:
ROLLING BEARING
Document Type and Number:
Japanese Patent JP2004353742
Kind Code:
A
Abstract:
To inexpensively provide a rolling bearing capable of properly preventing the seizing even when it is used under high temperature, high speed and high load environment by grease lubrication, and preventing the fretting abrasion generated by slight slippage under high vibration.
In this rolling bearing comprising a bearing ring and a rolling element rolling on a raceway face of the bearing ring, at least one of sliding faces of the raceway face of the bearing ring and a rolling face of the rolling element has nitride deposit including Si of 5 wt.% or more in a surface layer, and a surface coating ratio of the nitride deposit is 10% or more.
Inventors:
MIYAMOTO YUJI
Application Number:
JP2003151315A
Publication Date:
December 16, 2004
Filing Date:
May 28, 2003
Export Citation:
Assignee:
NSK LTD
International Classes:
F16C33/62; F16C33/64; (IPC1-7): F16C33/62; F16C33/64
Attorney, Agent or Firm:
Tetsuya Mori
Yoshiaki Naito
Cui Shu Tetsu
Yoshiaki Naito
Cui Shu Tetsu