LandOfFree - US Patents - Listing for Valves and valve actuation,Fluid actuated or retarded

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

Bag diaphragms and bag diaphragm operated air dampers

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

Balanced relief valve with novel seal

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

Balanced stem fail-safe valve system

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

Balanced stem fail-safe valve system

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

Ball lock control valve actuation plunger - hydraulic type

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

Ball lock control valve actuation plunger-mechanical type

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

Ball valve

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

Ball valve

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

Ball valve apparatus

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

Ball valve assembly

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

Ball valve with coiled tubing cutting ability

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

Bathroom flushers with novel sensors and controllers

Valves and valve actuation – Fluid actuated or retarded – Fluid and non-fluid actuators

Bellows sealed rotary valve and seal assembly

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator

Bellows-type pressure responsive valve

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

Bidirectional pilot operated control valve

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

Bistable dual-magnet valve unit

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

Bistable solenoid valve

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator

Bladder assembly for control of fluid flow and method of its fab

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator

Bladder damper