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:
Mar. 01, 2022
Filed:
Oct. 14, 2020
Oki Electric Industry Co., Ltd., Tokyo, JP;
Moriaki Fukao, Tokyo, JP;
Oki Electric Industry Co., Ltd., Tokyo, JP;
Abstract
An image forming apparatus includes an image forming unit that forms an image, a developer accommodation part that supplies a developer, a developer supply duct that is disposed between the image forming unit and the developer accommodation part, a shutter member that reciprocates between an open position and a closed position wherein the developer is allowed to pass through the shutter member when the shutter member is at the open position, and the developer is blocked with the shutter member when the shutter member is at the closed position, a first operation part that comprises an engaging part, which engages with the image forming unit, and moves the shutter member either to the open position or to the closed position, wherein the first operation part causes the engaging part to disengage from the image forming unit when the shutter member exists at the closed position.