Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Syunkichi Sasaki0
Tetsuya Fukumoto0
Hidemitsu Takenaka0
Mamoru Ito0
Date of Patent
March 18, 2008
0Patent Application Number
112536200
Date Filed
October 20, 2005
0Patent Primary Examiner
Patent abstract
A base head member has a cam body receiving portion in a center portion thereof, bridge portions are provided in both sides of the cam body receiving portion, a shaft bearing portion is provided in both the bridge portions, and the cam body is held in the base head member by receiving the cam body in the cam body receiving portion and bearing a cam shaft to the shaft bearing portion, and a contact portion is formed in right and left sides of a front face (a direction of pulling out an operation key) in a lower portion (a base portion) of a base main body, whereby the structure is made such as to receive a load applied to the cam shaft by a case from the contact portion.
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