Incremental printing of symbolic information – Electric marking apparatus or processes – Electrostatic
Reexamination Certificate
2011-03-01
2011-03-01
Meier, Stephen D (Department: 2853)
Incremental printing of symbolic information
Electric marking apparatus or processes
Electrostatic
Reexamination Certificate
active
07898559
ABSTRACT:
An image forming apparatus includes an optical scanning unit having a light transmitting portion, the cleaning mechanism that includes a cleaning rod with a pad at a front end portion thereof to be capable of cleaning a surface of the light transmitting portion by sliding on the light transmitting portion, and a retaining mechanism that retains the cleaning rod slidably in a longitudinal direction of the light transmitting portion, and that retains the pad positioned above the optical scanning unit and spaced apart from the optical scanning unit in a state where the cleaning rod is at an insertion completed position.
REFERENCES:
patent: 6585349 (2003-07-01), Lou et al.
patent: 09-080875 (1997-03-01), None
patent: A-2001-343876 (2001-12-01), None
patent: A-2004-17607 (2004-01-01), None
Fuji 'Xerox Co., Ltd.
Meier Stephen D
Morgan & Lewis & Bockius, LLP
Witkowski Alexander C
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