Temperature responsive, pilot operated line valve with shape mem

Thermally actuated valve for plural fluid sources

Thermally controlled process interface

Thermally responsive valve

Thermally responsive valve

Thermomechanical vacuum regulator using bimetallic position sens

Thermopneumatic actuator

Thermostat construction and method of making the same

Thermostat with clock-burst control of trip point

Thermostatic air valve

Thermostatic transducer

Thermostatic transducer

Thermostatically responsive valve

Three port thermal vacuum valve with electrical switch

Three-port thermally responsive valve

Two-port thermally responsive valve

Vacuum break device

Valves

VAV Terminal local control loop

Zero energy band subbase for pneumatic thermostats