Photocopying – Including fiber optics
Patent
1974-11-20
1976-03-30
Greiner, Robert P.
Photocopying
Including fiber optics
118637, 118621, G03G 1509
Patent
active
039471071
ABSTRACT:
An active crossmixer comprising a pair of rotatably driven augers and a baffle for partially submerging the augers in developer is mounted in the development system of an electrostatic processor above the sump in a position to intercept the developer returning from the development zone and any additional toner added to maintain the toner concentration at a suitable high level. The developer is divided between the augers which, in turn, laterally transport the developer in opposite directions. Preferably, the baffle is apertured so that developer not only flows over the ends of the baffle but also through the baffle, thereby distributing the developer across the full width of the sump.
REFERENCES:
patent: 3626898 (1971-12-01), Gawron
patent: 3697050 (1972-10-01), Stanley
patent: 3707947 (1973-01-01), Reichart
patent: 3724422 (1973-04-01), Latone et al.
IBM Tech. Disclosure Bulletin, Mag. Brush Devel., by Cross et al, Vol. 9, No. 9, Feb., 1967.
IBM Tech. Disclosure Bulletin, Mag. Brush Unit with Mag. Conveyor, by Freeman et al., Vol. 15, No. 4, Sept., 1972.
Greiner Robert P.
Xerox Corporation
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