Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kiyoshi Hibino0
Takamitsu Touno0
Akira Iijima0
Date of Patent
June 29, 2010
Patent Application Number
11669754
Date Filed
January 31, 2007
Patent Primary Examiner
Patent abstract
An optical pickup unit is disclosed which comprises: an objective lens that focuses laser light on an optical disc; a lens holder that holds the objective lens; a coil that is fitted on the lens holder and capable of driving the lens holder; and a heat transfer improving member that is fitted on the holder to cause heat to be radiated, wherein the heat is generated in the coil when the coil is energized.
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