Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Charging device having a first and second pressure with a cleaning member, and process cartridge and image forming apparatus including the charging device
A charging device including a charging member configured to charge an image bearing member while the charging member is contacted with or is located so as to be close to the image bearing member when the charging device is set in an image forming apparatus; and a cleaning member configured to clean a surface of the charging member while contacting the surface of the charging member, wherein the pressure A at which the cleaning member is contacted with the charging member when the charging device is set in the image forming apparatus is greater than the pressure B at which the cleaning member is contacted with the charging member before the charging device is set in the image forming apparatus.
Ricoh Company Limited
G G
G03G G03G
additional inventional
Keiichi Yoshio Shuji Takeo Shinichi
Yoshida Hattori Tanaka Suda Kawahara