Invention Grant
- Patent Title: Developing device for preventing toner leakage
- Patent Title (中): 用于防止墨粉泄漏的显影装置
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Application No.: US13598982Application Date: 2012-08-30
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Publication No.: US08792802B2Publication Date: 2014-07-29
- Inventor: Yoshinori Ito , Ryuya Yamazaki , Masahiro Ishii , Hirofumi Kuriki
- Applicant: Yoshinori Ito , Ryuya Yamazaki , Masahiro Ishii , Hirofumi Kuriki
- Applicant Address: JP Nagoya-shi, Aichi-ken
- Assignee: Brother Kogyo Kabushiki Kaisha
- Current Assignee: Brother Kogyo Kabushiki Kaisha
- Current Assignee Address: JP Nagoya-shi, Aichi-ken
- Agency: Banner & Witcoff, Ltd.
- Priority: JP2011-190045 20110831
- Main IPC: G03G15/08
- IPC: G03G15/08
Abstract:
A developing device is capable of preventing developing agent from leaking from a developing frame of a developer cartridge. The developer cartridge includes a developing agent carrying member, a layer thickness regulator, and a first seal positioned between the developing agent carrying member and the layer thickness regulator. The regulator includes a plate member provided with a projecting portion. The projecting portion has a laterally outer end portion positioned inward of laterally outer end portion of the first seal.
Public/Granted literature
- US20130108331A1 Developing Device for Preventing Toner Leakage Public/Granted day:2013-05-02
Information query
