Invention Grant
- Patent Title: Developing device and process cartridge
- Patent Title (中): 开发设备和处理盒
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Application No.: US13069703Application Date: 2011-03-23
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Publication No.: US08548363B2Publication Date: 2013-10-01
- Inventor: Teruhiko Sasaki
- Applicant: Teruhiko Sasaki
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2010-069913 20100325
- Main IPC: G03G15/08
- IPC: G03G15/08
Abstract:
A developing device includes a developer accommodating chamber containing a developer; a developer carrying member for carrying the developer to develop an electrostatic image; a feeding belt for feeding the developer toward the developer carrying member by rotation of the driving roller in a stretched state in which the feeding belt is stretched by a driving roller and a follower roller; and a switching mechanism for switching the feeding belt from a loosened state in which the feeding belt is looser than in the stretched state to the stretched state.
Public/Granted literature
- US20110236079A1 DEVELOPING DEVICE AND PROCESS CARTRIDGE Public/Granted day:2011-09-29
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