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:
Feb. 14, 2012

Filed:

Aug. 07, 2008
Applicants:

Daisuke Morimoto, Tokyo, JP;

Takaharu Eguchi, Tokyo, JP;

Tatsunori Fujiwara, Tokyo, JP;

Yoshifumi Awakura, Tokyo, JP;

Inventors:

Daisuke Morimoto, Tokyo, JP;

Takaharu Eguchi, Tokyo, JP;

Tatsunori Fujiwara, Tokyo, JP;

Yoshifumi Awakura, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 21/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lever having an end rotatably supported by a rack is disposed, a long groove is formed in either another end of the lever or a base chassis and extends in a direction approximately perpendicular to a direction of transporting an optical pickup, a fulcrum member is disposed in either the base chassis or the other end and is rotatably and slidably engaged with the long groove, and to slide along the long groove when the optical pickup is transported, and a spring that always exerts a pushing force in a direction of rotating the lever with the other end being a fulcrum and with the end being a point of action to exert a pushing force of bringing the rack into contact a gear series upon the rack is disposed between a predetermined position of the base chassis and an intermediate position of the lever.


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