Featured patents

System Adapted for One or More Electrically Propellable Vehicles (Battery Charging Arrangement)
US 08851253 B2, Oct. 7, 2014, Third rail, Gunnar Asplund / Elways AB (Solna, SE)
A vehicle-related charging system for propelling an electrically propellable…

Ultra Slim Power Supply Device and Power Acquisition Device for Electric Vehicle
US 08833533 B2, Sept. 16, 2014, Magnetic Induction, Dongho Cho et al. / Korea Advanced Institute of Science and Technology (Daejeon, KR)
An ultra slim power supply device for supplying power to an electric vehicle…

Cantilever for Supporting Live Cables of Railway, Trolley and Subway Lines
US 08752684 B2, June 17, 2014, Catenary, Matteo Porreca et al. / Sattferr, S.r.l. (Parma, IT)
A cantilever for supporting live cables of railway lines, trolley and subway…

Vertical Curve Rail and Method
US 08757340 B2, June 24, 2014, Supports, Paul F. White
A suspension apparatus attached to a support span member for overhead contact…

Systems and Methods for Distributing Energy in a Roadway
US 08561770 B2, Oct. 22, 2013, Magnetic Induction, Laurian Stoicoviciu / Blue Wheel Technologies, Inc. (Kyle, US)
A roadway comprising:…

Moveable Catenary System for Carrying Containers Using an Electric Container Freight Train
US 08561771 B2, Oct. 22, 2013, Switches, YeonWon Kim
A moveable catenary system for carrying containers using an electric container…

Mobile Type Non-Contact Power Feeding Device
US 08528710 B2, Sept. 10, 2013, Magnetic Induction, Yasuyuki Okiyoneda et al. / Showa Aircraft Industry Co., Ltd. (Tokyo, JP)
An apparatus for non-contact feeding of power by electromagnetic induction,…

Propulsion System for a Powered Rail Vehicle and Method of Adapting the Propulsion System Between Different Configurations
US 08511449 B2, Aug. 20, 2013, Internal and external, Ajith Kuttannair Kumar / General Electric Company (Schenectady, US)
A propulsion system of a powered rail vehicle comprising:…

Communications Spooler for a Mobile Robot
US 08485330 B2, July 16, 2013, Motor-operated, Chikyung Won et al. / iRobot Corporation (Bedford, US)
A method of controlling a length of cable between a cable reel and a tension…

Motor Activation Circuit for a Rail Vehicle and Method for the Operation Thereof
US 08453814 B2, June 4, 2013, Convertible, multiple current source, Herbert Gambach et al. / Siemens Aktiengesellschaft (Munich, DE)
A motor drive circuit for a rail vehicle, comprising:…

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