Automatic control valve

Details Automatic control valve Automatic control valve

1980-10-24

1982-10-19

Nilson, Robert G.

Fluid handling

Self-proportioning or correlating systems

Self-proportioning flow systems

137114, 251118, 251339, F16K 1900

Patent

active

043545165

ABSTRACT:
A control valve for injecting dilute concentrations of liquid additives to a fluid flow in which a housing (10) is connected to a core member (12) and a piston valve (18) that is slidingly maintained within the core member is controlled in response to the movement of a shut-off member (14) pivotally connected to the housing.

REFERENCES:
patent: 616243 (1898-12-01), Mayer
patent: 843080 (1907-02-01), Ermentrout
patent: 895709 (1908-08-01), Abernethy
patent: 1937893 (1933-12-01), Hutton
patent: 2347204 (1944-04-01), Lindsay
patent: 2984467 (1961-05-01), Cedarholm
patent: 3073686 (1963-01-01), Harris

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