Title:
MOTOR
Document Type and Number:
Japanese Patent JP3929440
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a motor having a bearing equipped with a new grease feeding means in which a grease tank is incorporated in the bearing without the need for substantial work for a bearing element.
SOLUTION: The motor is provided with the bearing in which a raceway surface of a rolling element 3 installed between an inner ring 1 and an outer ring 2 is lubricated with grease. A grease tank 4 filled with grease is installed between the inner ring 1 and the outer ring 2 to discharge grease from a grease outlet 9 of the grease tank 4, and feed grease into the rolling element 3.
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Inventors:
Katsuzawa Yukio
Yasuyuki Nakazawa
Ohara Takashi
Yasuyuki Nakazawa
Ohara Takashi
Application Number:
JP2003430111A
Publication Date:
June 13, 2007
Filing Date:
December 25, 2003
Export Citation:
Assignee:
FANUC Corporation
International Classes:
F16C33/66; F16C33/78; H02K7/08; H02K7/14; (IPC1-7): F16C33/66; H02K7/08; H02K7/14
Domestic Patent References:
| JP5071544A | ||||
| JP63225730A | ||||
| JP62127596A | ||||
| JP2003294196A | ||||
| JP63018623U | ||||
| JP5094533U |
Attorney, Agent or Firm:
Matsuji Takemoto
Hideo Sugiyama
Koichi Yuda
Uozumi Takahiro
Hideo Sugiyama
Koichi Yuda
Uozumi Takahiro