Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 8, 2011
Patent Application Number
11905702
Date Filed
October 3, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A rotation range control mechanism includes a clutch holder provided around a shaft, a washer fixed to a casing, a control convex portion arranged on the clutch holder, and contact portions arranged on the washer.
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