Fluid handling – Systems – Sequentially progressive opening or closing of plural valves
Patent
1996-11-12
1998-01-06
Walton, George L.
Fluid handling
Systems
Sequentially progressive opening or closing of plural valves
74110, 74575, 137801, 239583, 251229, 251230, 251263, 251319, 251339, 251347, F16K 1110, F16K 1100, F16K 3144
Patent
active
057043973
ABSTRACT:
A water flow control device including a control valve mounted in a casing and controlled by a control rod through an actuating rod to close/open the water discharging port, the control valve including a valve flap having a center hole and a plurality of axial ribs axially downwardly extended from the periphery of the center hole and being moved to close/open the water discharging port of the upright tube of the casing, an axle having a bottom end inserted through the center hole of the valve flap and a top end vertically slidably inserted into a downward bottom hole in the cup-shaped holder of the cup-like casing mounting base, a valve element fixedly mounted around the axle in the middle and moved with it to open/close the center hole of the valve flap, and a stem fixedly connected to the bottom end of the axle and moved by the actuating rod to lift the valve flap from the upright tube of the casing.
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