LandOfFree - US Patents - Listing for Valves and valve actuation

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

Wire cutting valve actuator

Valves and valve actuation – Valve – Seats

Wire form type insert retainer for a wafer style butterfly valve

Valves and valve actuation – Electrically actuated valve – Remote or follow-up control system for electrical actuator

Wireless remote controlled water shut-off and leak testing...

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

Wireless, intrinsically safe valve

Valves and valve actuation – Blow-out preventers – Radial reciprocating ram

Wireline centralization apparatus and method

Valves and valve actuation – Blow-out preventers

Wireline valve actuator

Valves and valve actuation – Blow-out preventers

Wireline valve inner seal

Valves and valve actuation – Electrically actuated valve – Rotary electric actuator

Worm driving a servo actuator with spring return and rotary...

Valves and valve actuation – Valve – Materials

Y Pattern valve

Valves and valve actuation – Detachable actuator

Yoke for mounting on a gas tank

Valves and valve actuation – Reciprocating valve – Diaphragm

Zero dead volume valve

Valves and valve actuation – With material guide or restrictor – Movable or resilient guide or restrictor

Zero dead volume variable restrictor

Valves and valve actuation – Electrically actuated valve – Balanced valve

Zero pressure electromagnetic server

Valves and valve actuation – Detachable actuator

Zone control valve

Valves and valve actuation – Mechanical movement actuator – Lever

Zone control valve

Valves and valve actuation – Heat or buoyancy motor actuated

Zone control valve