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.:

US 8307387 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 06, 2012

Filed:

Mar. 30, 2010
Applicant:

Koji Miyata, Ehime, JP;

Inventor:

Koji Miyata, Ehime, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 23/03 (2006.01);
U.S. Cl.
CPC ...
Abstract

It is an object of the invention to provide a disk case capable of easily determining a disk without changing hardware of a drive unit. A disk case of the present invention includes a case body in which a disk is held, an opening through which a portion of the disk is exposed, a shutter for opening and closing the opening, and a bridge portion located at an outer periphery of the disk and at the opening, wherein a dent having a diameter greater than an inner peripheral diameter of the bridge portion is formed at a position of a pickup moving path of the bridge portion.


Find Patent Forward Citations

Miyata, Koji. (2012). Disk case and determining method thereof (U.S. Patent No. 8307387). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8307387

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