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:
Nov. 12, 2013
Filed:
Sep. 14, 2012
Ryo Matsubara, Osaka, JP;
Kazuhiro Yamamoto, Osaka, JP;
Asayuki Matsumura, Osaka, JP;
Yasuyuki Torii, Kyoto, JP;
Ryo Matsubara, Osaka, JP;
Kazuhiro Yamamoto, Osaka, JP;
Asayuki Matsumura, Osaka, JP;
Yasuyuki Torii, Kyoto, JP;
Panasonic Corporation, Osaka, JP;
Abstract
An optical disc driving device has a metallic exterior casing composed of a first casing and a second casing and an internal unit to be housed in the exterior casing. The internal unit includes an optical pickup unit having an optical pickup part that moves in radial directions of an optical disc to perform recording or reproduction of information signals on the optical disc. At a portion where the optical pickup part moved radially outward of the optical disc makes a closest approach to, in either one of the first casing or the second casing opposed to the first casting, a protrusion for electrically connecting the first casing and the second casing to each other is provided.