Photocopying – Contact printing – Light boxes
Patent
1990-08-22
1992-01-21
Grimley, A. T.
Photocopying
Contact printing
Light boxes
118645, 118659, 222DIG1, 355260, G03G 1510
Patent
active
050831658
ABSTRACT:
Liquid toner imaging apparatus for producing an image on a substrate and having carrier liquid and toner particle carryout on the average in a first ratio, the apparatus including an image bearing surface, apparatus for developing an image on the image bearing surface using a liquid toner inlcuding carrier liquid and toner particles and apparatus for transferring a developed image from the image bearing surface to the substrate. The apparatus for developing includes a liquid toner reservoir, supply apparatus including a replaceable enclosure initially containing toner concentrate including carrier liquid and toner particles therein and having an opening communicating with the reservoir and replenishment apparatus for causing transfer of toner concentrate from the replaceable enclosure to the reservoir to replenish the toner for causing transfer of contents of the reservoir to the replaceable enclosure to remove excess liquid toner from the reservoir.
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patent: 4439035 (1984-03-01), Landa
patent: 4579253 (1986-04-01), Shenier
patent: 4800839 (1989-01-01), Ariyama et al.
patent: 4860924 (1989-08-01), Sims et al.
Barlow Jr. J. E.
Grimley A. T.
Spectrum Sciences B.V.
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