Invention Grant
- Patent Title: Developing device and image forming apparatus
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Application No.: US15618538Application Date: 2017-06-09
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Publication No.: US09964897B2Publication Date: 2018-05-08
- Inventor: Kazuteru Ishizuka , Hiroshi Morimoto , Wataru Watanabe , Tatsuya Furuta , Shota Sakurai
- Applicant: Konica Minolta, Inc.
- Applicant Address: JP Tokyo
- Assignee: KONICA MINOLTA, INC.
- Current Assignee: KONICA MINOLTA, INC.
- Current Assignee Address: JP Tokyo
- Agency: Cantor Colburn LLP
- Priority: JP2016-116345 20160610
- Main IPC: G03G15/09
- IPC: G03G15/09 ; G03G15/095 ; G03G21/16

Abstract:
A developing device includes a first developing roller, a second developing roller, a first end portion configured to restrict the amount of developer on the second developing roller, a restriction member, and a collecting roller configured to collect developer on the first developing roller. The second end portion is located at a position where magnetic force interference with a magnetic force generated by the second developing roller and the collecting roller is not caused.
Public/Granted literature
- US20170357188A1 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS Public/Granted day:2017-12-14
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