Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 12, 2010
Patent Application Number
12003251
Date Filed
December 21, 2007
Patent Primary Examiner
Patent abstract
An actuator includes a shaft supported in such a manner as to make axial reciprocating movement or rotational reciprocating movement around longitudinal axis thereof, and an electricity conducting member for making contact with the shaft at a plurality of points on a circumferential surface of the shaft used as an electricity conducting path leading to other members. Further, an electric toothbrush includes the actuator as a drive power source for a brush body, and the brush body is adapted to be supplied with an electric current through the shaft.
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