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Patent Searching and Data


Title:
GREASE COMPOSITION AND ROLLER BEARING FOR FAN MOTOR
Document Type and Number:
Japanese Patent JP2008031290
Kind Code:
A
Abstract:

To provide a grease composition that suppresses a temperature increase of a roller bearing thereby reducing noises, and to provide a roller bearing for fan motors that hardly suffers from a temperature increase and is low in noise.

The grease composition containing a capsule is sealed in a vacant portion which is formed between an inner wheel 1 and an outer wheel 2 of a deep grove ball bearing and in which a roller 3 is arranged. The microcapsule is composed of gelatin, wax or agar and contains a lubricating oil inside. The average particle size of the microcapsule is preferably at least 0.01 m and at most 3 m.


Inventors:
KURACHI TAKAHITO
SAKAGAMI KENTARO
Application Number:
JP2006206004A
Publication Date:
February 14, 2008
Filing Date:
July 28, 2006
Export Citation:
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Assignee:
NSK LTD
International Classes:
C10M169/02; C10M101/02; C10M105/18; C10M105/36; C10M105/38; C10M105/44; C10M105/48; C10M107/02; C10M117/02; C10M117/04; C10M117/06; C10M145/40; C10M159/02; C10M159/06; F16C19/06; F16C33/66; C10N30/00; C10N30/06; C10N40/02; C10N50/00; C10N50/10; C10N70/00
Attorney, Agent or Firm:
Tetsuya Mori
Yoshiaki Naito
Cui Shu Tetsu