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:
Feb. 26, 2008
Filed:
Apr. 03, 2003
Applicants:
Hideharu Tajima, Izumi, JP;
Nobuyuki Takamori, Kitakatsuragi-gun, JP;
Akira Takahashi, Nara, JP;
Yoshiteru Murakami, Nishinomiya, JP;
Inventors:
Hideharu Tajima, Izumi, JP;
Nobuyuki Takamori, Kitakatsuragi-gun, JP;
Akira Takahashi, Nara, JP;
Yoshiteru Murakami, Nishinomiya, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 23/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A disc cartridge of the present invention is provided with a protrusion section on a shutter sliding surface so as to surround at least part of an opening. Moreover, a shutter for opening and closing the opening is provided with a shielding section for covering the opening and the protrusion section and a sliding surface for sliding on a shutter sliding surface during opening and closing operations of the shutter.