LandOfFree - US Patents - Listing for Valves and valve actuation

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

Packing box arrangement for a gate valve

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

Packing containment for live loaded fugitive emission seals

Valves and valve actuation – Rotary valves – Butterfly

Packing for the axis of a clack valve

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

Packing gland assembly

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

Packing nut for control valve

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

Packing system for valves

Valves and valve actuation – Mechanical movement actuator – Lever

Packingless gate valve and actuator assemblies

Valves and valve actuation – With means to increase head and seat contact pressure – Seat pressed to valve

Packingless gate valve and actuator assemblies

Valves and valve actuation – Mechanical movement actuator – Screw

Packingless hermetic valve with harmonic drive

Valves and valve actuation – Reciprocating valve – Diaphragm

Packless valve apparatus

Valves and valve actuation – With selective flow regulation – Rotary

Pair of cooperating disks to control the delivery of liquid in s

Valves and valve actuation – With selective flow regulation – Rotary

Pair of hard material plates for a faucet of the screw type, hav

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve

Parallel expanding gate valve

Valves and valve actuation – Reciprocating valve – Gate

Parallel-slide gate valve

Valves and valve actuation – With means for blocking or disabling actuator – Attachments

Partial stroke valve test apparatus

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

Particle control valve

Valves and valve actuation – Rotary valves – Butterfly

Passage control device

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

Passive sensors for automatic faucets and bathroom flushers

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

Passive sensors for automatic faucets and bathroom flushers