Invention Grant
US07937025B2 Scorotron corona charger, process cartridge, and image forming apparatus
有权
Scorotron电晕充电器，处理盒和成像设备
- Patent Title: Scorotron corona charger, process cartridge, and image forming apparatus
- Patent Title (中): Scorotron电晕充电器，处理盒和成像设备
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Application No.: US12552666Application Date: 2009-09-02
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Publication No.: US07937025B2Publication Date: 2011-05-03
- Inventor: Shinji Nohsho , Yoshiki Yanagawa
- Applicant: Shinji Nohsho , Yoshiki Yanagawa
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Cooper & Dunham LLP
- Priority: JP2008-234314 20080912
- Main IPC: G03G15/02
- IPC: G03G15/02
Abstract:
A scorotron corona charger including a grid electrode is provided. A layer including a zeolite, a resistance controlling agent, and a binder is formed on the grid electrode. The binder resin has a solubility parameter of 10.0 cal1/2cm−3/2 or less.
Public/Granted literature
- US20100067953A1 SCOROTRON CORONA CHARGER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS Public/Granted day:2010-03-18
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