Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 6, 2010
Patent Application Number
11812286
Date Filed
June 18, 2007
Patent Primary Examiner
Patent abstract
A tilt switch comprises an insulating housing, a cover covering the opening of the housing, three terminals fixed at the bottom of the housing and an electrically conductive ball movably received in the housing to on/off the switch by contacting/leaving said terminals. Three terminals are located at each vertex position of a triangle such that one terminal having a polarity opposite to the other two terminals and a protruding length longer than those of the other two terminals, allowing elevation difference to exist between them.
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