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:
Apr. 21, 2020
Filed:
Feb. 22, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Nobuyuki Yomoda, Kashiwa, JP;
Yusuke Yamada, Toride, JP;
Ayatomo Okino, Moriya, JP;
Manabu Jimba, Toride, JP;
Akihito Kamura, Kashiwa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A developer container includes a developer accommodating body, a discharge body including a developer discharge opening, and a rotatable member including a plurality of rotation portions arranged in a rotational direction of the rotatable member with a space therebetween. In addition, a storing portion stores a predetermined amount of the developer to be discharged and forms a communication path for fluid-communication between an inside of the discharge body and the discharge opening. A coil spring is provided in the communication path and contractable and expandable in a direction of the communication path, with the coil spring capable of being urged by the rotation portions while the rotatable member rotates.