Ink liquid concentration control in an ink liquid supply system

Recorders – Markers and/or driving means therefor – With ink supply to marker

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346 75, 137 92, G01D 1518, G05D 1100

Patent

active

041908465

ABSTRACT:
An ink liquid concentration controller is provided in an ink liquid supply system for an ink jet system printer to ensure a stable printing operation. The ink liquid concentration controller functions to maintain the concentration of the ink liquid at a constant value by supplying a volatile dilution to the ink liquid introduced into the ink liquid concentration controller.

REFERENCES:
patent: 2998019 (1961-08-01), Adelson
patent: 3761953 (1973-09-01), Halgeson et al.
patent: 3771568 (1973-11-01), Bischoff et al.
Cralle, W. O. Jr., Ink Dilution Control by Osmosis, IBM Technical Disclosure Bulletin, Sep. 1974, vol. 17, No. 4, p. 1108.
Garwin, R. L., Compensating Evaporation of Water From Recirculating Inks, IBM Technical Disclosure Bulletin, Jul. 1975, vol. 18, No. 2, pp. 606-607.

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