Title:
SINTERED OILLESS BEARING
Document Type and Number:
Japanese Patent JP2001152174
Kind Code:
A
Abstract:
To obtain a lubricating oil which exhibits excellent properties without using a polyolefin or a hydrogenated poly-α-olefin and to provide a sintered oilless bearing impregnated therewith.
This sintered oilless bearing, especially the one for a spindle motor, is obtained by impregnating a bearing member 1 with a lubricating oil mainly comprising an ester oil having a kinematic viscosity (at 40°C) lower than 11.9 mm2/s.
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Inventors:
MIYASAKA MOTOHIRO
TOKUSHIMA HIDEKAZU
TOGASHI SHUNICHI
TOKUSHIMA HIDEKAZU
TOGASHI SHUNICHI
Application Number:
JP33325099A
Publication Date:
June 05, 2001
Filing Date:
November 24, 1999
Export Citation:
Assignee:
HITACHI POWDERED METALS
International Classes:
C10M105/32; C10M129/40; C10M147/02; C10M149/12; C10M169/04; F16C33/10; C10N10/02; C10N10/04; C10N10/06; C10N40/02; (IPC1-7): C10M169/04; C10M105/32; C10M129/40; C10M147/02; C10M149/12; F16C33/10
Attorney, Agent or Firm:
Maejima Hajime