Electrophotography – Image formation – Development
Reexamination Certificate
2006-07-04
2006-07-04
Chen, Sophia S. (Department: 2852)
Electrophotography
Image formation
Development
C222SDIG001
Reexamination Certificate
active
07072606
ABSTRACT:
An electrophotographic image forming apparatus includes a toner image forming section, a recording material storing section, a sheet feeding and conveying section provided sideward of the recording material storing section, a toner reservoir section provided on a side opposite to the sheet feeding and conveying section, a toner separation section provided upward of the developing device to separate the toner, a supply pipe for interconnecting the toner reservoir section and the toner separation section to supply the toner, a collection pipe for interconnecting the toner reservoir section and the toner separation section to collect the toner, a first fluid conveyance device provided on the supply pipe between the toner reservoir section and the toner separation section for conveying a supply fluid, and a second fluid conveyance device provided on the collection pipe between the toner reservoir section and the toner separation section for conveying a collection fluid.
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European Search Report for EP04252313.4, mailed Oct. 19, 2004, 4 pgs.
Fujii Ritsuo
Yamaguchi Seiji
Chen Sophia S.
Konica Minolta Business Technologies Inc.
Squire Sanders & Dempsey L.L.P.
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