Title:
ROLLING BEARING USED IN MOLTEN METAL
Document Type and Number:
Japanese Patent JP2007285316
Kind Code:
A
Abstract:
To provide a rolling bearing remarkably excellent in wear resistance in a molten metal.
An inner ring 1A, outer ring 1B, and rolling elements 3 are formed of a silicon nitride or a sialon. A cage 2 is formed of a high purity two-dimensional C/C composite in which a pyrolytic carbon or vitreous carbon is charged between two-dimensionally woven carbon fibers, and the charged carbon is graphitized and treated to high purity, and contains ash content of 10 ppm or less.
COPYRIGHT: (C)2008,JPO&INPIT
Inventors:
NAKAI TAKESHI
Application Number:
JP2006109773A
Publication Date:
November 01, 2007
Filing Date:
April 12, 2006
Export Citation:
Assignee:
NSK LTD
International Classes:
F16C33/62; F16C33/32; F16C33/34; F16C33/44; F16C33/56; C23C2/00
Domestic Patent References:
| JPH07151151A | 1995-06-13 | |||
| JPH11209115A | 1999-08-03 |
Attorney, Agent or Firm:
Tetsuya Mori
Yoshiaki Naito
Cui Shu Tetsu
Yoshiaki Naito
Cui Shu Tetsu