Fluid-jet writing system

Details Fluid-jet writing system Fluid-jet writing system

1976-11-29

1978-04-11

Miller, Jr., George H.

Recorders

Markers and/or driving means therefor

With ink supply to marker

346 75, 417 44, G01D 1518, F04B 4906

Patent

active

040841650

ABSTRACT:
A fluid-jet writing system in which writing fluid is pumped from a fluid container or reservoir to one or more fluid-jet writing nozzles. A valve is located in the hydraulic circuitry which connects the pump to the nozzles for controlling the flow of writing fluid to the nozzle. A comparator is also located in the hydraulic circuitry for maintaining a predetermined fluid pressure between the pump and the valve by controlling the operation of the pump.

REFERENCES:
patent: 2891625 (1959-06-01), Hube
patent: 3341860 (1967-09-01), Schweitzer
patent: 3371350 (1968-02-01), Sanderson et al.
patent: 3708798 (1973-01-01), Hildenbrand et al.
patent: 3761953 (1973-09-01), Helgeson et al.
patent: 3787882 (1974-01-01), Fillmore et al.
patent: 3971039 (1976-07-01), Takano et al.
patent: 3985467 (1976-10-01), Lefferson

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