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:
Nov. 30, 2004
Filed:
Jan. 07, 2002
Yasushi Kojima, Nishinomiya, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A cartridge has a shutter movable forward and rearward for exposing or alternatively enclosing a disk contained in a shell. The shell is inserted into a device provided with a tooth for opening the shutter and a spring piece fittable to the shutter and positioned at a level different from that of the tooth. The shell has a slit formed in a side face thereof in the vicinity of the shutter for permitting the tooth to advance thereinto. The shell has a corner in the vicinity of the slit and providing a contact face. The slit is provided at a front end portion thereof with a guide groove positioned in the contact face and enlarging toward the front. The contact face is in the form of a circular arc or slope and so shaped that the path of movement thereof intersects the inner end of the tooth at a location B which is positioned forwardly of a position A where the path of movement intersects the spring piece.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile