Fluid handling – Flow affected by fluid contact – energy field or coanda effect – Responsive to condition external of system
Patent
1983-05-04
1985-07-09
Schwadron, Martin P.
Fluid handling
Flow affected by fluid contact, energy field or coanda effect
Responsive to condition external of system
137393, 137386, 137260, 251 28, 141198, F15K 304, F16K 2118
Patent
active
045275939
ABSTRACT:
An apparatus and system for filling containers with a required liquid to a predetermined level are disclosed. The apparatus includes a main valve means for controlling the flow of liquid through the apparatus and into the container; a fluid amplifier means for receiving at least a portion of the liquid from the main valve means and for generating a pressure signal until such time as the liquid within the container reaches the predetermined level; and pilot valve means for maintaining the main valve means open in the presence of the pressure signal from the fluid amplifier and for closing the main valve means in the absence of the pressure signal. The system includes the aforesaid apparatus together with liquid supply conduit and valve means.
REFERENCES:
patent: Re29715 (1978-08-01), Richards et al.
patent: 3561465 (1971-02-01), de Graaf
patent: 3654957 (1972-04-01), Fichter
patent: 3703907 (1972-11-01), Richards
patent: 3828833 (1974-08-01), Smith et al.
patent: 4148334 (1979-04-01), Richards
patent: 4211241 (1980-07-01), Richards
patent: 4292997 (1981-10-01), Pataki et al.
patent: 4484601 (1984-11-01), Campau
Schwadron Martin P.
Starsiak Jr. John S.
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