Electrophotography – Cleaning of imaging surface – Having handling of removed material
Reexamination Certificate
2006-08-29
2006-08-29
Ngo, Hoang (Department: 2852)
Electrophotography
Cleaning of imaging surface
Having handling of removed material
C399S360000
Reexamination Certificate
active
07099617
ABSTRACT:
A waste toner transfer apparatus in an electrophotographic printer to transfer waste toner removed by a cleaning unit and transferred to a waste toner storage container. The waste toner transfer apparatus includes a duct connecting the cleaning unit and the waste toner storage container, a conveying coil having a spiral shape which is installed in the duct and rotates, and an insertion member inserted in the conveying coil.
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Choi Jae-myoung
Jeong Heung-sup
Lee Jin-soo
Lyu Se-hyun
Ngo Hoang
Roylance Abrams Berdo & Goodman L.L.P.
Samsung Electronics Co,. Ltd.
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