LandOfFree - US Patents - Listing for Valves and valve actuation,With means to increase head and seat contact pressure

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

Faucet valves

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

Fire-safe sealing device for valve

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

Fireproof structure of a ball valve

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

Flap valve for fuel aggregates

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

Flap valve having dual piston sealing rings

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

Flexible seal for rotor valves

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

Flexible seating structure for valves

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

Floating disc butterfly valves

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

Flow control apparatus

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

Flow control apparatus

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

Flow control valve for cooling tower

Valves and valve actuation – With means to increase head and seat contact pressure – Separate actuators or actuator motion

Flow refrigeration valve

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

Flow regulator valve

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

Flow-control and shutoff valve

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

Flow-control and shutofff valve

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

Fluid flow control valve with bi-directional shutoff

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

Fluid flow control valve with high temperature...

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

Fluid opening and closing valve

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

Fluid operated gate valve for use with vacuum equipment