Ink delivery system for liquid electrophotographic color printer

Details Ink delivery system for liquid electrophotographic color printer Ink delivery system for liquid electrophotographic color printer

1998-06-30

1999-09-07

Grimley, Arthur T.

Electrophotography

Image formation

Development

399238, 399249, 399250, G03G 1510

Patent

active

059500549

ABSTRACT:
An ink delivery system for a liquid electrophotographic color printer delivers a developer liquid to a plurality of development units, and includes a plurality of circulation tanks containing developer liquid, connected to the respective development units; a plurality of jet portions for jetting the developer liquid in the circulation tanks to development gaps in the respective development units; a plurality of ink tanks having concentrated inks incorporated in a printer body; a plurality of agitators installed in the respective ink tanks for agitating the concentrated ink; a refill ink cartridge detachably installed in the printer body, for refilling the concentrated ink consumed in the ink tanks through a concentrated ink refill path; a plurality of concentrated ink supply paths to supply concentrated ink to the corresponding circulation tanks; a carrier tank containing carrier, which is fixed in the printer body; a carrier supply path through which the carrier is supplied to the respective circulation tanks; a waste ink disposal tank for collecting the waste ink in the circulation tanks; and a filtering mechanism for filtering the waste ink in the waste ink disposal tank to supply the carrier to the carrier tank.

REFERENCES:
patent: 5278615 (1994-01-01), Landa
patent: 5585899 (1996-12-01), Palumbo et al.
patent: 5634170 (1997-05-01), Knapp et al.
patent: 5837138 (1998-11-01), Boele

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