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. 27, 2003
Filed:
May. 11, 2000
Hiroshi Nakashima, Hirakata, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
The invention provides a disk cartridge according to a new standard by making a minimized modification in the design of a conventional disk cartridge which comprises a cartridge body having an erroneous insertion preventing groove formed in its front end face and having a predetermined depth. The disk cartridge ( ) of the new standard comprises a cartridge body ( ) identical with the body of the conventional cartridge in external dimensions. The cartridge body ( ) is formed with an erroneous insertion preventing groove ( ) opened at the same position as the preventing groove of the conventional cartridge and smaller than this groove in depth along the direction A of insertion of the cartridge, and a cartridge identification groove ( ) of predetermined depth not existing in the conventional cartridge.