Featured patents

Dual-Direction In-Tank Magnetic Safety Valve
US 08668183 B2, March 11, 2014, Permanent or Constantly Energized Magnet Actuator, Kirste Ann Manuel et al.
A valve assembly comprising:…

Methods, Devices, and Mediums Associated With Optical Lift Mechanism
US 08646747 B1, Feb. 11, 2014, Perpendicularly reciprocating tube contacting element, William Neil Robinson / Intellectual Ventures Fund 79 LLC (Las Vegas, US)
An apparatus comprising:…

Fuel Injector Valve
US 08579253 B2, Nov. 12, 2013, Having element dimensionally responsive to field, Pekka Hautala et al. / Wartsila Finland Oy (Vaasa, FI)
A fuel injector valve of a piston engine, which comprises a fuel chamber…

Temperature-Compensated Piezoelectric Flexural Transducer
US 08556227 B2, Oct. 15, 2013, Electrically Actuated Valve, Burkhard Buestgens et al. / (Gundelfingen, DE)
Actuation device with a piezoelectric flexural transducer element (2) being…

Wireless Fluid Shut-Off Valve
US 08567757 B2, Oct. 29, 2013, Remote or follow-up control system for electrical actuator, Donald S. Pitchford et al.
A fluid shutoff valve, comprising:…

Multi-Stable Actuation Apparatus and Methods for Making and Using the Same
US 08540206 B2, Sept. 24, 2013, Heat or Buoyancy Motor Actuated, Robert Bogursky et al. / Autosplice, Inc. (San Diego, US)
An actuator, comprising:…

Handwheel Torque Limitor
US 08523140 B2, Sept. 3, 2013, Slip coupling between actuator and valve, William T. Dolenti et al. / Flowserve Management Company (Irving, US)
A torque limiting device for a valve assembly, comprising:…

Plug Assembly With Plug Head Attachment
US 08500093 B2, Aug. 6, 2013, Removable seat engaging element, Bradford Haines et al. / Flowserve Management Company (Irving, US)
A plug assembly comprising:…

Valve for Fuel Cell, and Fuel Cell Vehicle
US 08469332 B2, June 25, 2013, Coaxial spring biasing means between valve and actuator, Masahiro Takeshita / Toyota Jidosha Kabushiki Kaisha (Toyota-shi, JP)
A valve for a fuel cell comprising:…

Valve Arrangement
US 08444110 B2, May 21, 2013, Main valve biased closed by fluid pressure, Carsten Christensen et al. / Danfoss A/S (Nordborg, DK)
A valve arrangement comprising a flow path connecting an inlet and an outlet,…

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