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:
Nov. 04, 2008

Filed:

Mar. 31, 2004
Applicants:

Kouji Seki, Tokyo, JP;

Keiji Tokita, Tokyo, JP;

Kazuya Tanaka, Tokyo, JP;

Yoshio Suzuki, Tokyo, JP;

Inventors:

Kouji Seki, Tokyo, JP;

Keiji Tokita, Tokyo, JP;

Kazuya Tanaka, Tokyo, JP;

Yoshio Suzuki, Tokyo, JP;

Assignee:

Clarion Co., Ltd., Tokyo, JP;

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

The present invention provides a simple disk drive and drive unit driving mechanism with compact size in which each part is able to operate smoothly. The disk drive and drive unit driving mechanism comprise a disk holderthat has a plurality of holder platesthat individually hold disks D, a drive unitthat plays back disks D, disk selectorsA andB that form a space above and below a desired disk D by raising and lowering the holder plates, and a drive basethat moves the drive unitinto a space that is formed by raising and lowering the holder plates. The disk selectorsA andB are provided with flat camsAa toAc andBa toBc in which the protrusiona provided on the holder plateis inserted so as to be capable of performing a sliding movement, such that the tips of the cams are wedge-shaped. The holder platesabove and below the desired disk D rise and fall in accordance with the sliding movement of the disk selectorsA andB.


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