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

Hydraulic control valve for fluid metering and cylinder protecti

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

Hydraulic control valve with fluid dampening system

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

Hydraulic control valve with integrated dual actuators

Valves and valve actuation – Fluid actuated or retarded – Fluid link or column actuator

Hydraulic controlled sonic induction system

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

Hydraulic diaphragm valve, for fluid flow regulation

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

Hydraulic double acting valve actuator

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

Hydraulic outlet-valve actuation and method of making and...

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

Hydraulic override

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

Hydraulic plunger valve

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

Hydraulic poppet valve with force feedback

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

Hydraulic positioner for valves

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

Hydraulic servo system for steam turbines

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

Hydraulic slide valve provided with a piezoelectric washer

Valves and valve actuation – Fluid actuated or retarded – Compulsory cut-off after flow period

Hydraulic snub valve

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

Hydraulic syphon with pneumatic reflux

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

Hydraulic system for actuation of a...

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

Hydraulic valve

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

Hydraulic valve

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

Hydraulic valve actuation methods and apparatus