The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2009
Filed:
Jul. 28, 2004
Mayumi Satou, Kanagawa, JP;
Hiroyuki Tsutsui, Kanagawa, JP;
Hajime Ishimitsu, Kanagawa, JP;
Sony Corporation, , JP;
Abstract
A partition wall composed of a conductor for partitioning the inside of a case into two portions in which approximately all of at least one face of the partition, wall is covered by an insulation plate. A table rotation device and an optical pickup device are disposed in a first chamber in the case partitioned by the partition wall and the insulation plate. A printed circuit boarddisposed in a second chamber formed in the case. In this manner, a possibility of a phenomenon that the table rotation device or the optical pickup device is affected thermally based on the heat generated caused by the operation of electronic parts or the like mounted on the printed circuit board such that a malfunction or the like occurs will be avoided.