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

High pressure ball valve with tipping action

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

High pressure butterfly valve with floating disk valve member

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

High pressure cam seal valve

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

High pressure cam seal valve

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

High vacuum gate valve

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

High vacuum gate valve having improved metal vacuum joint

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

High vacuum seal

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

High-vacuum valve with retractable valve plate to eliminate...

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

Hybrid butterfly valve

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

Involute valve closure

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

Isolation valve for single crystal pulling apparatus

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

Isolation valves

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

Isolation valves

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

Linear retractable seal valve

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

Linear retractable seal valve

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

Load-lock device for introducing substrates into a vacuum...

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

Metal seated ball valves

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

Metallic seat construction for valves

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

Methods and apparatus for controlling flow of material past a fl