Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Koji Tsunoda0
Date of Patent
April 15, 2008
0Patent Application Number
111222500
Date Filed
May 5, 2005
0Patent Primary Examiner
Patent abstract
On a switch cover attached to a switch body incorporating a switching mechanism and a regulating mechanism from above, an opening is provided to expose a part of an operation knob and to allow the operation knob to be swung. A through hole is provided on the switch body so as to vertically penetrate through the same in a position of the switch body in communication with the opening. Thus, fine sand that has entered through the opening can be discharged to the outside.
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