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Title:
POROUS SOLID LUBRICANT FILLED BEARING
Document Type and Number:
Japanese Patent JP2007315501
Kind Code:
A
Abstract:

To provide a porous solid lubricant filled bearing having superior lubricity and durability under high temperature and high speed circumstances.

The porous solid lubricant filled bearing 1 is provided with an inner ring 2, an outer ring 3, and rolling bodies 4 interposed between the inner and outer rings, and a porous solid lubricant 5 is filled up around the rolling bodies. The porous solid lubricant is formed by baking a mixture including at least a resin and lubricant, and the lubricant is impregnated into a sintered body of the resin. The combination rate is the lubricant of 10-150 points weight to the resin of 100 points weight. The resin is a thermoplastic elastomer, a thermoplastic polyurethane elastomer in particular, or a thermoplastic polyester elastomer, and is prepared as a resin pellet with one side of 0.01-1 mm. The aspect ratio of the resin pellet is 2-50.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
OBARA MIKA
Application Number:
JP2006146054A
Publication Date:
December 06, 2007
Filing Date:
May 26, 2006
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C33/66; C10M145/22; C10M149/14; C10M169/02; C10M169/04; C10M171/06; C10N20/06; C10N30/06; C10N30/08; C10N40/02; C10N50/08
Attorney, Agent or Firm:
Wake Manipulation