Invention Grant
- Patent Title: Developing device and image forming apparatus
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Application No.: US17984205Application Date: 2022-11-09
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Publication No.: US11841637B1Publication Date: 2023-12-12
- Inventor: Kiyoshi Sako , Chihiro Hagiwara , Keiji Sanekata , Masayuki Shimoda , Kento Terashima
- Applicant: FUJIFILM Business Innovation Corp.
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Business Innovation Corp.
- Current Assignee: FUJIFILM Business Innovation Corp.
- Current Assignee Address: JP Tokyo
- Agency: JCIPRNET
- Priority: JP 22086993 2022.05.27
- Main IPC: G03G15/08
- IPC: G03G15/08

Abstract:
A developing device includes: a storage part in which a developer is stored; a transport body that includes a spiral blade and transports the developer via a rotation thereof; a developing body to which the developer is supplied from the transport body; an attachment part which is disposed between the transport body and the developing body and includes an opening allowing the developer supplied from the transport body to the developing body to pass and to which a sealing member sealing the opening is detachably attached; and a connection portion which extends to cross the opening at a spiral angle of the blade as viewed from the developing body toward the transport body and of which one end portion and the other end portion are connected to the attachment part.
Public/Granted literature
- US20230384709A1 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS Public/Granted day:2023-11-30
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