Electrophotography – Image formation – Development
Patent
1999-10-14
2000-11-21
Grainger, Quana M.
Electrophotography
Image formation
Development
399360, G03G 1510
Patent
active
061514691
ABSTRACT:
An ink delivery system for a liquid electrophotographic printer supplies developer of a predetermined concentration and comprising a mixture of ink and carrier to a development unit. A circulation tank receives and holds developer to be supplied to the development unit. An ink tank and a carrier tank included in a main body of the printer store ink of a predetermined color and carrier, respectively, for supply to the circulation tank. A refill cartridge refills ink/carrier through an ink/carrier supply path when ink or carrier in the ink tank and/or the carrier tank is used up. A refill cartridge installation unit, to which the refill cartridge is detachably installed, supplies the ink or carrier from the installed refill cartridge to the ink tank or the carrier tank, respectively. A waste tank connected to the circulation tank collects waste developer in the circulation tank. A waste refill cartridge installation unit is provided in the main body ofthe printer for connection to the waste tank, and an empty refill cartridge is detachably installed to the waste refill cartridge installation unit to receive waste developer.
REFERENCES:
patent: 5933689 (1999-08-01), Kim
patent: 6011943 (2000-01-01), Kim
Grainger Quana M.
Samsung Electronics Co,. Ltd.
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