发明授权
US5424812A Image forming apparatus having developer carrying member supplied with
oscillating voltage
失效
具有提供振荡电压的显影剂承载构件的图像形成装置
- 专利标题： Image forming apparatus having developer carrying member supplied with oscillating voltage
- 专利标题（中）： 具有提供振荡电压的显影剂承载构件的图像形成装置
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申请号： US214213申请日： 1994-03-17
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公开(公告)号： US5424812A公开(公告)日： 1995-06-13
- 发明人: Kazuhisa Kemmochi , Shigeru Ohki , Hiroyuki Suzuki
- 申请人： Kazuhisa Kemmochi , Shigeru Ohki , Hiroyuki Suzuki
- 申请人地址： JPX Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX5-085403 19930319
- 主分类号： G03G15/06
- IPC分类号： G03G15/06 ; G03G15/09
摘要：
An image forming apparatus includes an image bearing member for bearing an electrostatic latent image; developer carrying member for carrying a developer comprising toner particles; a voltage source for applying to the developer carrying member an oscillating voltage having a predetermined frequency; wherein the following is satisfied:.vertline.Vpp-2Vcont.vertline./16Vf.sup.2