Electrophotography – Having particular structure – Modular or displaceable
Reexamination Certificate
2008-04-22
2008-04-22
Ngo, Hoang (Department: 2852)
Electrophotography
Having particular structure
Modular or displaceable
C399S401000
Reexamination Certificate
active
11292109
ABSTRACT:
A duplex printing apparatus having a main body housing, an image forming part accommodated in the main body housing for forming images, a fixing part for supplying heat and pressure to a paper, and a duplex printing part to reverse the paper passing through the fixing part on a conveyance path and to guide the paper to the image forming part for duplex printing. The duplex printing apparatus further includes a flapper to convert the conveyance path of the paper according to whether a duplex printing operation is set, a discharging roller to discharge the paper from the fixing part, and a guide frame comprising a flapper supporting part to rotatably support the flapper, a discharging roller supporting part to rotatably support the discharging roller, and a guide part to guide the paper, and which is detachably disposed between the fixing part and the duplex printing part in the main body housing for easy removal to provide access to paper jams.
REFERENCES:
patent: 63-208470 (1988-08-01), None
patent: 10-87139 (1998-04-01), None
patent: 10-0385058 (2002-08-01), None
patent: 10-0412508 (2003-10-01), None
Ngo Hoang
Roylance Abrams Berdo & Goodman L.L.P.
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