Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Method and apparatus for image forming capable of performing a stable image development
An image forming method and apparatus includes a development device in which two rotary shafts enclosed in respective separate chambers for spirally circulating the developer between the two chambers to supply the developer to a development roller. The development device is provided with an extended circulation enclosure having a fill opening communicating with the two chambers.
Ricoh Company, Ltd.
G G G G
G03G G03G G03G G03G
additional inventional inventional additional
Kiyotaka Hideo Katsumi Hideki Tsuyoshi
Sakai Yoshizawa Masuda Kimura Imamura