Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazuya Hirose0
Katsuaki Yakata0
Toru Takahashi0
Kenji Haga0
Fumito Orii0
Isao Tsubouchi0
Date of Patent
March 17, 2009
0Patent Application Number
112380260
Date Filed
September 28, 2005
0Patent Primary Examiner
Patent abstract
A polygon mirror includes a mounting portion and a plurality of reflective surfaces. The mounting portion is mounted on a rotating body having a support surface. The mounting portion has the shape of a polygonal plate. The plurality of reflective surfaces are arranged around the rotating body so as to surround the rotating body. A plurality of protrusions configured to abut against the support surface of the rotating body are arranged on one side of the mounting portion.
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