Featured patents

Pushbutton Mechanism for Multi-Measure Controlling a Feeder Valve
US 08820710 B2, Sept. 2, 2014, Spring, Jozsef Bereznai / Bery Intellectual Properties Szellemi Tulajdonjogokat Hasznosito es Kezelo Korlatolt Felelossegu Tarsasag (Budapest, HU)
A pushbutton mechanism for multi-measure controlling a feeder valve,…

Fluid-Working Machine
US 08757583 B2, June 24, 2014, Pilot valve movably mounted within or around main valve, Uwe Bernhard Pascal Stein / Artemis Intelligent Power Limited (Loanhead, GB)
A hydraulic or pneumatic motor or pump, comprising:…

Actively Controlled Valve and Method for Operating an Actively Controlled Valve
US 08740183 B2, June 3, 2014, Rotary electric actuator, Alexandre Voser et al. / Burckhardt Compression AG (Winterthur, CH)
An actively controlled valve comprising a housing, said housing comprising,…

Diaphragm Valve
US 08727305 B2, May 20, 2014, Piston type expansible chamber reciprocating valve actuator, Ryoji Kanai / Koganei Corporation (Tokyo, JP)
A diaphragm valve in which a valve body having a diaphragm is incorporated…

Elongated Trunnion for High Pressure Ball Valves
US 08708307 B2, April 29, 2014, Including trunnion opposite axially extending actuating means, Peter Derek Walter Inglis / Halliburton Energy Services, Inc. (Houston, US)
A ball valve comprising:…

US 08641009 B2, Feb. 4, 2014, Remote or follow-up control system for electrical actuator, Yohsuke Inagaki / Azbil Corporation (Tokyo, JP)
A positioner comprising:…

Actuator Device Having an Open/Close Valve
US 08579252 B2, Nov. 12, 2013, Remote or follow-up control system for electrical actuator, Klaus-Peter Heer / Siemens Aktiengesellschaft (Munich, DE)
An actuator device comprising:…

Actuator With Pre-Determined Failure Mode
US 08523142 B2, Sept. 3, 2013, Rotary electric actuator, Anthony W Mann / Aker Subsea Limited (Berkshire, GB)
An actuator comprising:…

Pilot Operated Water Valve
US 08453992 B2, June 4, 2013, Fluid pressure sole means for biasing valve closed, Andrew J. Palmer / Robertshaw Controls Company (Carol Stream, US)
A pilot operated water valve, comprising:…

Seat and Valve Systems for Use in Delayed Coker System
US 08459608 B2, June 11, 2013, In both closed and open positions, Ruben F. Lah / Curtiss-Wright Flow Control Corporation (Falls Church, US)
A valve seat system comprising:…

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