Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shiang-Shiang Tsai0
Date of Patent
December 5, 2006
Patent Application Number
11192093
Date Filed
July 29, 2005
Patent Primary Examiner
Patent abstract
A rotary-type fastening structure for fixedly coupling an extension rod with a coupling plate, having a rotatable fastening device in the form of a main body with an off-center shaft hole. The rotatable fastening device can be rotated off-center so as to lean its lateral edge on the coupling plate and selectively secure the extension bar to the coupling plate.
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