Liquid supply apparatus

Details Liquid supply apparatus Liquid supply apparatus

1983-12-09

1986-11-18

Goldberg, E. A.

Recorders

Markers and/or driving means therefor

With ink supply to marker

222318, G01D 1516, G01F 1100

Patent

active

046239057

ABSTRACT:
A liquid supply apparatus is characterized by the provision of pumping means for supplied liquid interposed between a liquid supply portion and a portion to be supplied with liquid, a first valve mechanism having a small resistance in a forward direction, and a second valve mechanism having a high checking characteristic.

REFERENCES:
patent: 2849159 (1958-08-01), Kaufmann
patent: 3366280 (1968-01-01), Sampson
patent: 4253103 (1981-02-01), Heinzl
patent: 4263602 (1981-04-01), Matsumoto
patent: 4320406 (1982-03-01), Heinzl
patent: 4462037 (1984-07-01), Bangs
patent: 4464668 (1984-08-01), Komai
patent: 4496959 (1985-01-01), Frerichs

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