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:
Sep. 13, 2005
Filed:
Feb. 14, 2003
Applicants:
Mitsuyoshi Kawaguchi, Kanagawa, JP;
Manabu Obata, Kanagawa, JP;
Yuji Iwaki, Miyagi, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11B023/03 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a disk cartridge capable of preventing the permeation of dust in the disk cartridge. A labyrinth shape portion having a recessed dust deposition portion formed in a gap at a portion between tilt planes for overlap of shutters are vertically overlapped to each other.