Fluid control valve

Details Fluid control valve Fluid control valve

1988-10-04

1989-08-01

Rivell, John

Fluid handling

Line condition change responsive valves

Direct response valves

13751611, 137529, F16K 1512

Patent

active

048526088

ABSTRACT:
The valve, depicted as of the plate-type, has a ported valve seat, stop plate, and valving element (movable between the plate and seat) biased toward the seat by compression springs. Eight sets of compression springs are employed, in the disclosed embodiment, and each set comprises a pair of helical, counterwound (compression) springs concentrically nested together.

REFERENCES:
patent: 1081803 (1913-12-01), Alley et al.
patent: 1324137 (1919-12-01), Wikander
patent: 2703583 (1955-03-01), Seligman
patent: 2833305 (1958-05-01), Muckley et al.
patent: 3130748 (1964-04-01), Weingartner
patent: 3327731 (1967-06-01), Kehler
patent: 3862751 (1975-01-01), Schwaller
patent: 3875962 (1975-04-01), Bauer et al.

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