Electrophotography – Internal machine environment – Particle or contaminant control
Patent
1998-12-21
1999-10-19
Royer, William
Electrophotography
Internal machine environment
Particle or contaminant control
399 43, 399 97, 399169, 399343, 430125, G03G 2100
Patent
active
059702826
ABSTRACT:
In an image forming apparatus of the type including a movable belt and a cleaning blade for cleaning the belt, a toner image on the form of an exclusive line is formed on an image carrier between sheets and the transferred to the belt so as to feed toner to the edge of the cleaning blade. The toner prevents the edge of the cleaning blade from being turned over by the belt. The toner is fed to the cleaning blade in amounts different in the widthwise direction of the belt and can therefore be controlled in amount in the above direction.
REFERENCES:
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patent: 5386274 (1995-01-01), Sanpe et al.
patent: 5640230 (1997-06-01), Ono et al.
patent: 5648842 (1997-07-01), Sekine et al.
patent: 5881339 (1999-03-01), Yanagida et al.
Tokunaga Atsuo
Yanagida Masato
Chen Sophia S.
Ricoh & Company, Ltd.
Royer William
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