Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshiyuki Aoyama0
Daisuke Saito0
Koji Wakabayashi0
Satoshi Munakata0
Date of Patent
April 12, 2011
0Patent Application Number
118825740
Date Filed
August 2, 2007
0Patent Primary Examiner
Patent abstract
A case includes an assembling hole portion and a snap ring preassembled hereto. When fixing a bearing to the case, a first distance between both ends of the snap ring can be expanded within the assembling hole portion. The bearing is used for supporting a rotational shaft of the case. The assembling hole portion includes dual hole portions, which open at respective positions where the both ends of the snap ring can be expanded within the dual hole portions.
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