Featured patents

Magnetic Valve
US 08851449 B2, Oct. 7, 2014, Freely rotatable ball valve, Dietmar Neuhaus / Deutsches Zentrum für Luft—und Raumfahrt E.V. (Köln, DE)
A magnetically operable valve, comprising an inner chamber which is delimited by…

Valve Seals
US 08814138 B2, Aug. 26, 2014, Spring, Wade Jonathon Helfer / Fisher Controls International LLC (Marshalltown, US)
A seal for use in a valve, comprising:…

Door Valve
US 08807527 B2, Aug. 19, 2014, Gate valve, Bae-Jin Kim / Presys Co., Ltd. (Suwon, KR)
A door valve, comprising:…

Non-Sliding Gate Valve
US 08800956 B2, Aug. 12, 2014, With mechanical movement between actuator and valve, Hiromi Shimoda et al. / SMC Corporation (Chiyoda-ku, JP)
A non-sliding gate valve including: a valve plate stored in a valve box having…

Flapper Drain Valve Adjusting Structure
US 08690123 B2, April 8, 2014, Pivoted Valves, Yiz-hou Fu / Xiamen Runner Industrial Corporation (Xiamen, CN)
A flapper drain valve adjusting structure, comprising:…

Method for Controlling the Position of an Electromechanical Actuator for Reciprocating Compressor Valves
US 08641008 B2, Feb. 4, 2014, Remote or follow-up control system for electrical actuator, Massimo Schiavone et al. / Dott. Ing. Mario Cozzani S.r.l. (Arcola, IT)
Method for controlling the position of an electromechanical actuator…

Valve Seal Member and Valve
US 08613425 B2, Dec. 24, 2013, Hermetic Flexible Wall Seal for Actuator, Pierre Sirdey et al. / Fluid Automation Systems S.A (Versoix, CH)
A valve seal member (120), comprising:…

Bidirectional Ram BOP and Method
US 08573557 B2, Nov. 5, 2013, Radial reciprocating ram, Leonard G. Childers et al. / Hydril USA Manufacturing LLC (Houston, US)
A ram blowout preventer for bidirectionally sealing a well, the ram blowout…

Low Friction and Gradually Opening Butterfly Valve Vane
US 08540210 B2, Sept. 24, 2013, Adjustable guide or restrictor, Hans D Baumann
A low friction and gradually opening butterfly valve vane comprising a tilted…

Fluid Flow Control Assembly
US 08540207 B2, Sept. 24, 2013, Main valve biased closed by fluid pressure, Harry A. Hunnicutt et al. / Dunan Microstaq, Inc. (Dallas, US)
A device, comprising:…

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