LandOfFree - US Patents - Listing for Valves and valve actuation,Mechanical movement actuator,Particularly packed or sealed

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Control valves

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Damper with improved drive shaft bearing assembly

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Device for preventing gland nut in valve from loosening

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Dual backseat valve assembly

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Dual rated live loaded packing system for a valve stem

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Dual seal for shut-off valve

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Dynamic metal-to-metal seal

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Enhanced sealing arrangement for a rotary valve shaft

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Exhaust flow control valve

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Exhaust gas recirculation valve and method of producing...

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Extreme temperature, high pressure balanced, rising stem gate va

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Fire safe plug valve

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Fixed shaft moisture intrusion shield for a valve pintle

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Flap mechanism

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Flexible backseat seal for gate valve

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Floating seal for fluid control devices

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Flow amount control valve

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Flow control mechanism for high pressure wells

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed

Fluid flow control valve, principally of the ball or plug type