Electrophotography – Cleaning of imaging surface – Including lubricant
Reexamination Certificate
2007-01-22
2010-11-09
Gray, David M (Department: 2852)
Electrophotography
Cleaning of imaging surface
Including lubricant
C399S343000, C399S347000
Reexamination Certificate
active
07831189
ABSTRACT:
A lubricant applying unit, included in a process cartridge provided in an image forming apparatus, includes a solid lubricant, a lubricant supporting unit to support the solid lubricant, a lubricant holder to accommodate the solid lubricant supported by the lubricant supporting unit, a pressing mechanism located between the lubricant supporting unit and the lubricant holder and designed to press the solid lubricant against a lubricant applying member, and a frictional resistance reducing member to reduce a frictional resistance produced at sliding contact portions between the lubricant supporting unit and internal surfaces of the lubricant holder.
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U.S. Appl. No. 12/014,557, filed Jan. 15, 2008, Harada.
U.S. Appl. No. 12/046,827, filed Mar. 12, 2008, Ono, et al.
Harada Hiroomi
Kumagai Naohiro
Tanaka Shuji
Gray David M
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
Yi Roy
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