Control valve

Details Control valve Control valve

1985-07-18

1987-02-24

Rosenthal, Arnold

Valves and valve actuation

Electrically actuated valve

Having means to produce proportional flow

25112919, F16K 3106

Patent

active

046451765

ABSTRACT:
A control valve comprising a vertical tubular yoke having a bottom wall, a solenoid mounted on the upper end of the yoke for giving a force of attraction the magnitude of which is in proportion to the value of input current, the solenoid having an operating rod directed downward and movable longitudinally thereof by the force of attraction, a valve body connected to the bottom wall of the yoke, a valve stem vertically movably supported by the valve body and having an upper portion extending upward from the valve body into the yoke, and conversion means housed in the yoke for converting the force of attraction acting on the operating rod to a displacement of the valve stem.

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