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

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

Dual action handle for floating disc valve and ball-plug valve

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

Dual lift system

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

Dual spreading link for gate valves

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

Easy-opening, high pressure gate valve

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

Expanding gate valve

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

Expanding gate valve

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

Expanding gate valve

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

Expanding gate valve assembly

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

Expanding gate valve assembly

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

Expanding gate valve with axially flexed spring plate

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

Expanding gate valve with position responsive interlock

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

Expanding valve assembly

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 – With positive reduction

Flow control valve for cooling tower

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 – With positive reduction

Gate valve

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

Gate valve

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

Gate valve

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

Gate valve