Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yusuke Akama0
Katsuhiko Tanimoto0
Takeshi Hamada0
Date of Patent
January 27, 2009
0Patent Application Number
105927530
Date Filed
March 8, 2005
0Patent Primary Examiner
Patent abstract
An optical-pickup feeding apparatus includes a pickup base on which an optical pickup is mounted, which includes a sliding bearing with a lubricant agent; and a lead screw that is slidably fitted into the sliding bearing. A peripheral surface of a screw thread of the lead screw is formed in a shape of a circular arc.
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