Operating device and valve system

Details Operating device and valve system Operating device and valve system

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 31/04 (2006.01)

Patent

CA 2367158

A spring return type valve system includes: a valve (2) having a valve shaft (22) to be operated rotationally for controlling the flow rate of fluid flowing through a fluid channel; an actuator (4) having an output shaft (42) rotated by an electric motor; a spring unit (3) having a rotating shaft (32) for transmitting the rotational power of the actuator output shaft to the valve shaft and a return spring for giving the rotating shaft a rotational power in one direction; and a yoke (5) for the actuator and the spring unit to be detachably mounted on.

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