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:
Feb. 02, 2021
Filed:
Sep. 25, 2019
Fuji Xerox Co., Ltd., Tokyo, JP;
Yoshitaka Nakajima, Kanagawa, JP;
Tomoyuki Yoshii, Kanagawa, JP;
Norihiro Tamazawa, Kanagawa, JP;
Yoshifumi Ozaki, Kanagawa, JP;
Masanori Kato, Kanagawa, JP;
Shinichi Kuramoto, Kanagawa, JP;
FUJI XEROX CO.. LTD., Tokyo, JP;
Abstract
A developing device includes a developer carrier on which an attraction region is set, the attraction region being a region that attracts developer including toner and a carrier, and that carries, in the attraction region, the developer that is to be supplied to an image carrier on which an electrostatic latent image is formed; a regulation member that regulates the developer so that a predetermined amount of the developer is carried by the developer carrier; and a forming unit that is located upstream of the regulation member and that forms, in the attraction region, a first region that restricts a flow of developer supplied to the developer carrier and a second region that is located between the first region and the regulation member and that does not restrict a flow of the developer compared with the first region.