Electrophotography – Internal machine environment – Particle or contaminant control
Patent
1998-02-18
2000-02-22
Grimley, Arthur T.
Electrophotography
Internal machine environment
Particle or contaminant control
399 9, 399176, G03G 1502
Patent
active
060290293
ABSTRACT:
An image forming apparatus includes a movable image bearing member, a charging member capable of contacting with the image bearing member to charge the image bearing member, a cleaning member capable of contacting with the charging member to clean the surface of the charging member, a detecting circuit for detecting a parameter related to the deteriorated state of the surface of the image bearing member, and a controller for controlling the frequency of the cleaning member on the basis of the result of the detection by the detecting circuit.
REFERENCES:
patent: 5499078 (1996-03-01), Kurokawa et al.
patent: 5532795 (1996-07-01), Tatsumi et al.
patent: 5557373 (1996-09-01), Miyashita et al.
patent: 5636009 (1997-06-01), Honda et al.
Canon Kabushiki Kaisha
Chen Sophia S.
Grimley Arthur T.
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