Liquid supplying device for use in physical and chemical apparat

Details Liquid supplying device for use in physical and chemical apparat Liquid supplying device for use in physical and chemical apparat

1993-11-17

1995-09-05

Housel, James C.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

422103, 137567, 137597, B01L 302

Patent

active

054476917

ABSTRACT:
A liquid supplying device has liquid supplying piston pumps driven by turns for drawing up liquids contained in chemical vessels through liquid intake passages and sending out the liquids to an analyzer or other inspection apparatus through liquid outlet passages. The liquid intake and outlet passages have change-over valves controlled by an automatic sequence controller so as to send out alternately the liquids in the properly mixed state to the analyzer without pulsation of flow.

REFERENCES:
patent: 4710355 (1987-12-01), Ushikubo
patent: 5096670 (1992-03-01), Harris et al.

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