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.

Date of Patent:
Jul. 06, 2010

Filed:

Jan. 19, 2006
Applicants:

Isamu Nakade, Ishikawa, JP;

Tsukasa Nakayama, Kanagawa, JP;

Kazunori Hasegawa, Kanagawa, JP;

Kenji Urushihara, Kanagawa, JP;

Hiroto Nishida, Ishikawa, JP;

Inventors:

Isamu Nakade, Ishikawa, JP;

Tsukasa Nakayama, Kanagawa, JP;

Kazunori Hasegawa, Kanagawa, JP;

Kenji Urushihara, Kanagawa, JP;

Hiroto Nishida, Ishikawa, JP;

Assignee:

Panasonic Corp., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 17/028 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical disc device and a disc changer drive capable of achieving a reduction in cost and number of articles and a reduction in size of the disc drive with a simple configuration rather than the prior art and also carrying out a stable playing/writing operation are provided. An optical disc device includes a playing chassis which is supported turnably on a main body of the disc drive and on which a turntable is installed, a substantially Y-shaped cam groove formed on the playing chassis, a driving lever on which a substantially T-shaped cam groove is formed and which transmits a power to a holding portion of the disc, and a turning lever supported turnably on the main body and engaged with the playing chassis and the cam groove of the driving lever via a driving shaft, wherein a turning of the turning lever is followed by a turning of the playing chassis and a movement of the driving lever that follows the turning of the playing chassis to hold a disc as a series of operations.


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