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:
May. 24, 1994
Filed:
Apr. 21, 1992
Applicant:
Inventors:
Toyomi Fujino, Kanagawa, JP;
Hajime Yano, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360133 ;
Abstract
A disk cartridge includes a plate made of a metallic substance held on a counter chucking side of a flange formed in a center portion of a disk. The magnetic plate is housed inside a disk cartridge and has a height set at a dimension greater than the shortest axial dimension between a portion of the cartridge casing opposite the counter chucking surface of the flange and the facing surface of the disk.