Title:
ACCURATE SLIDE BEARING
Document Type and Number:
Japanese Patent JP2005337381
Kind Code:
A
Abstract:
To provide an accurate slide bearing improved in productivity without processing gate scars.
In this bearing, a sintered metal 2 is used for a peripheral part of the bearing, and a resin layer 3 is formed by insert-molding of a resin material in a sliding part of the peripheral part of the bearing. In this resin layer, (linear expansion coefficient of the resin material) x (thickness of the resin layer) is set at 0.15 or less. The resin layer is a resin layer formed by insert-molding through a tunnel gate, and has a plurality of axial grooves 4A and 4B in the bearing sliding surface thereof, and tunnel gate scars 5 are formed each other in a bottom part position of these grooves.
Inventors:
EGAMI MASAKI
SHIMIZU MASAJI
TANIMARU TAKESHI
SHIMIZU MASAJI
TANIMARU TAKESHI
Application Number:
JP2004157156A
Publication Date:
December 08, 2005
Filing Date:
May 27, 2004
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
NAKANISHI METAL WORKS CO
NAKANISHI METAL WORKS CO
International Classes:
F16C17/02; F16C17/04; F16C17/10; F16C33/10; F16C33/20; B29C45/14; B29C45/27; (IPC1-7): F16C33/20; F16C17/02; F16C17/04
Domestic Patent References:
| JPH02245515A | 1990-10-01 | |||
| JP2003239976A | 2003-08-27 | |||
| JPH07276428A | 1995-10-24 |
Attorney, Agent or Firm:
Wake Manipulation