Watering through fill valve control

Details Watering through fill valve control Watering through fill valve control

1994-06-20

1996-09-10

Walton, George L.

Fluid handling

Freeze condition responsive safety systems

119 73, 119 78, 119 79, 137426, 137448, 236101E, 236DIG1, 237 80, F16K 3170, F16K 3122, F16K 3300

Patent

active

055536360

ABSTRACT:
For use with a watering trough fill control valve having float structure located to rise as water is filled into the trough via the valve, and to effect closing of the valve when the trough is filled to predetermined extent, the float structure located to fall as water level lowers in the trough, the float structure controlling a water inlet subject to freezing in closed position in winter, comprising an apparatus operatively connectible with the float structure for biasing the structure, so that it cannot completely close off ingress of water at the inlet as ambient temperature drops below water freezing level; the apparatus including a bimetallic control element.

REFERENCES:
patent: 221031 (1879-10-01), Campbell
patent: 846424 (1907-03-01), Pelmulder
patent: 1820473 (1931-08-01), Milone
patent: 1852246 (1932-04-01), Lecarpentier
patent: 2101338 (1937-12-01), Lovekin
patent: 2214844 (1940-09-01), Van Keuren et al.
patent: 2477138 (1949-07-01), Olson
patent: 2521794 (1950-09-01), Harvey et al.
patent: 2581045 (1952-01-01), Rhoads
patent: 2634746 (1953-04-01), Newton
patent: 2715420 (1955-08-01), Steams
patent: 2805660 (1957-09-01), Coleman, Jr. et al.
patent: 3004748 (1961-10-01), Sprouse et al.
patent: 3176707 (1965-04-01), Wilson
patent: 3196899 (1965-07-01), Lattemann
patent: 3361156 (1968-01-01), Klingle, Sr.
patent: 3584642 (1971-06-01), Wilson
patent: 3618625 (1971-11-01), Walters
patent: 4586532 (1986-05-01), Tsolkas
patent: 4763682 (1988-08-01), Gardner et al.

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