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. 28, 2017
Filed:
Jan. 27, 2016
Teppei Kikuchi, Kanagawa, JP;
Kentaro Mikuniya, Tokyo, JP;
Toshio Koike, Tokyo, JP;
Keinosuke Kondoh, Kanagawa, JP;
Yutaka Takahashi, Kanagawa, JP;
Hideki Kosugi, Kanagawa, JP;
Teppei Kikuchi, Kanagawa, JP;
Kentaro Mikuniya, Tokyo, JP;
Toshio Koike, Tokyo, JP;
Keinosuke Kondoh, Kanagawa, JP;
Yutaka Takahashi, Kanagawa, JP;
Hideki Kosugi, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A developing device includes: a developer bearer configured to bear developer thereon; a developer conveyance path for conveying developer to be fed to the developer bearer; a developer conveying member configured to convey the developer in the developer conveyance path; a developer discharge port disposed in the developer conveyance path to discharge developer from the developer conveyance path by overflow; and a contact member configured to be brought into contact with the developer conveyed toward the developer discharge port in the developer conveyance path, the developer conveyance path being configured to receive externally-supplied developer therein, the contact member being configured to repeat a sequence of movements including being elastically deformed by being brought into contact with the developer conveying member being driven and thereafter being elastically restored by being brought out of contact with the developer conveying member.