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:
Mar. 02, 2010
Filed:
Oct. 08, 2003
Hironori Okazawa, Katano, JP;
Teruyuki Takizawa, Neyagawa, JP;
Yoshito Saji, Ashiya, JP;
Kuniko Nakata, Neyagawa, JP;
Hironori Okazawa, Katano, JP;
Teruyuki Takizawa, Neyagawa, JP;
Yoshito Saji, Ashiya, JP;
Kuniko Nakata, Neyagawa, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A disc cartridge comprises a rotary member () that is held on first and second shutters in a disc storage unit in which a disc is stored with a first surface externally exposed from a disc opening and that is engaged with the first and second shutters so that the first and second shutters are opened and closed as the disc rotates within the disk storage unit, wherein the rotary member has a disc receiving portion comprising a contact area () that comes into contact with the periphery of a second surface of the disc and receives the disc when the first and second shutters are closed state and a groove () provided outside the contact area.