Actuatable safety valve for wells and flowlines
Actuated gate valve with manual override
Actuator activating on-off valves
Adapter bracket for making a valve fire safe
Angular pivoting power steering device
Anti-icing actuator assembly for pneumatic valve
Apparatus for moving a controlled member to a predetermined posi
Automatic valve actuator and control system
Bellows sealed rotary valve and seal assembly
Choke
Declutchable valve override
Diaphragm drive for controlling the operation of a gas burner
Disc drive shocking station with high speed spool valve...
Electromechanical/pneumatic rocket engine valve actuator
Electronic water flow control device
Expansion valve of an air conditioning system in an automobile
Fail safe gate valves and actuators therefor
Fail-close hydraulically actuated control choke
Fail-safe actuator and hydraulic system incorporating the same
Fail-safe actuator and hydraulic system incorporating the same