LandOfFree - US Patents - Listing for Valves and valve actuation

Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve

Actuator for converting linear to rotary motion

Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor

Actuator for driving a valve

Valves and valve actuation – Detachable actuator – Rotary valve

Actuator for driving rotary valve actuator and valve device...

Valves and valve actuation – Electrically actuated valve – Solenoid having plural coils

Actuator for electromagnetic valve control

Valves and valve actuation – Fluid actuated or retarded – Dashpot or fluid controlled retarder or timer

Actuator for expanding gate valves

Valves and valve actuation – Fluid actuated or retarded – Piston type expansible chamber reciprocating valve actuator

Actuator for reciprocating air driven devices

Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve

Actuator for remotely operating a moving mechanism

Valves and valve actuation – Lost motion between actuator and valve – Lever

Actuator for reversibly displacing a valve flap of a valve

Valves and valve actuation – Limit stop – Rotary valve

Actuator for rotor valve

Valves and valve actuation – Electrically actuated valve – With nonelectrical actuator

Actuator for valve

Valves and valve actuation – Fluid actuated or retarded – Rotary or oscillatory motor

Actuator for valve

Valves and valve actuation – Mechanical movement actuator – Gear

Actuator for valve

Valves and valve actuation – Biased trip – Electrical trip actuation

Actuator for valve

Valves and valve actuation – Plural motions of actuator

Actuator for yard hydrant

Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor

Actuator having dual piston surfaces

Valves and valve actuation – Biased trip – Electrical trip actuation

Actuator integrally provided with fail-safe function

Valves and valve actuation – Detachable actuator – Rotary valve

Actuator levers, collets, and collet removers

Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve

Actuator mechanism for a rotary valve or the like

Valves and valve actuation – Hermetic flexible wall seal for actuator

Actuator mechanism for double bent bellows sealed rotary valve