Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chan Ching0
Date of Patent
November 11, 2008
0Patent Application Number
115440330
Date Filed
October 6, 2006
0Patent Primary Examiner
Patent abstract
A specially designed rotation speed controller for fans, in addition to basic components like variable resistor, the controller has also been equipped with special components such as TRIAC, micro limit switch, and glass tube fuse, which allows said controller to precisely control the on/off status and the rotation speed of the fan, and the controller also provides power-off protection against power overload.
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