Invention Grant
- Patent Title: Cleaning device and image forming apparatus
- Patent Title (中): 清洁装置和成像装置
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Application No.: US13048431Application Date: 2011-03-15
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Publication No.: US08548350B2Publication Date: 2013-10-01
- Inventor: Yoshiki Hozumi , Kenji Sugiura , Osamu Naruse , Naomi Sugimoto , Hisashi Kikuchi , Yuu Sakakibara
- Applicant: Yoshiki Hozumi , Kenji Sugiura , Osamu Naruse , Naomi Sugimoto , Hisashi Kikuchi , Yuu Sakakibara
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Limited
- Current Assignee: Ricoh Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2010-062537 20100318
- Main IPC: G03G15/16
- IPC: G03G15/16 ; G03G21/00
Abstract:
There is provided a pre-cleaning brush roller being a pre-cleaning member which is disposed on an upstream of a normally-charged-toner cleaning brush roller and an oppositely-charged-toner cleaning brush roller in a surface moving direction of an intermediate transfer belt, is applied with a voltage having a polarity opposite to a normal charge polarity of toner, and electrostatically removes the toner having the normal charge polarity.
Public/Granted literature
- US20110229234A1 CLEANING DEVICE AND IMAGE FORMING APPARATUS Public/Granted day:2011-09-22
Information query
