Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 6, 2007
Patent Application Number
11006977
Date Filed
December 8, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
In accordance with one embodiment of the present invention, a driver may include an electric motor coupled to a bit interface. The bit interface may include a generally cylindrical body having first and second hollow portions. The first hollow portion may be on one end of the generally cylindrical body and may define a generally cylindrical hole. The second hollow portion may abut the first hollow portion and define an oblong channel. The oblong channel may be further defined by first and second parallel flat walls. The cylindrical body may also include a first transverse groove.
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