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. 02, 2021
Filed:
May. 18, 2020
Yusuke Ishizuka, Kanagawa, JP;
Akira Fujimori, Kanagawa, JP;
Hideki Kimura, Kanagawa, JP;
Yutaka Takahashi, Kanagawa, JP;
Hiroshi Kikuchi, Kanagawa, JP;
Hiroyuki Uenishi, Kanagawa, JP;
Johji Yahagi, Kanagawa, JP;
Yusuke Ishizuka, Kanagawa, JP;
Akira Fujimori, Kanagawa, JP;
Hideki Kimura, Kanagawa, JP;
Yutaka Takahashi, Kanagawa, JP;
Hiroshi Kikuchi, Kanagawa, JP;
Hiroyuki Uenishi, Kanagawa, JP;
Johji Yahagi, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A developer conveyance device includes a downward conveyance path in which a developer falls under gravity, a transverse conveyance path communicating with a lower end of the downward conveyance path and extending in a transverse direction intersecting with the downward conveyance path, a transport screw disposed in the transverse conveyance path, and a floating member. The transport screw is configured to rotate in a predetermined direction to transport the developer in the transverse direction. The floating member is configured to contact the transport screw rotating in the predetermined direction to float in the downward conveyance path.