Invention Grant
- Patent Title: Developing apparatus
- Patent Title (中): 开发设备
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Application No.: US13771377Application Date: 2013-02-20
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Publication No.: US09329523B2Publication Date: 2016-05-03
- Inventor: Tomoyuki Sakamaki
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2012-058902 20120315
- Main IPC: G03G15/08
- IPC: G03G15/08 ; G03G15/09

Abstract:
A developing apparatus includes a developer carrying member configured to carry a developer including a toner and a carrier, a supply chamber provided opposite to a peripheral surface of the developer carrying member, and a collection chamber provided opposite to the peripheral surface of the developer carrying member. In addition, a first conveyance member is provided in the supply chamber, a second conveyance member is provided in the collection chamber, and a third conveyance member is provided opposite to the second conveyance member. The third conveyance member and the second conveyance member are directly opposed to each other in a predetermined position which overlaps with a developer carrying area of the developer carrying member, and the third conveyance member conveys a part of the developer conveyed by the second conveyance member in the predetermined position in the direction opposite to the second conveyance member.
Public/Granted literature
- US20130243489A1 DEVELOPING APPARATUS Public/Granted day:2013-09-19
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