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:
Oct. 20, 2015
Filed:
Jan. 24, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Yuuki Nakamura, Mishima, JP;
Yoshiyuki Batori, Suntou-gun, JP;
Takatoshi Hamada, Mishima, JP;
Toshiaki Takeuchi, Susono, JP;
Daisuke Makiguchi, Izunokuni, JP;
Tomofumi Kawamura, Suntou-gun, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A cartridge detachably mountable to a main assembly of an image forming apparatus includes: a frame; a flexible developer bag, provided with an opening and provided inside the frame, for containing a developer; and an elastic member for discharging the developer through the opening by acting on the developer bag. The elastic member is extended from a free state by contact with the developer bag, and elastic energy accumulated by extension of the elastic member acts on the developer bag to discharge the developer through the opening.