Featured patents

Electric Motor Control
US 08847529 B2, Sept. 30, 2014, Having protection means, Christopher Digby Roberts et al. / TRW Limited (West Midlands, GB)
A control system for an electric motor arranged to have electrical voltages…

System and Method for Implementing a Remedial Electrical Short
US 08810177 B2, Aug. 19, 2014, Current or voltage limiting, Stephen E. Schulz / GM Global Technology Operations LLC (Detroit, US)
A system comprising:…

Method and System for Start and Operation of an Electrically Driven Load
US 08872467 B2, Oct. 28, 2014, Having variable frequency supply, Ole-Johan Bjerknes et al. / Aker Engineering & Technology AS (Lysaker, NO)
A method of starting and operating an electrically driven load driven by a first…

Programmable Robot and User Interface
US 08779715 B2, July 15, 2014, With plural control systems:, Kasper Støy et al. / Universal Robots ApS (Hjallelse, Odense S., DK)
A programmable robot system comprising:…

Fail-Passive Variable Gradient Control Stick Drive System
US 08729848 B2, May 20, 2014, Positional Servo Systems, Darryl S. Stachniak et al. / Woodward MPC Inc. (Skokie, US)
A control system for an aircraft comprising:…

Synchonrous Oscillating Fan System for Livestock Shelter
US 08686677 B2, April 1, 2014, Movement, position, or limit-of-travel, Larry R. Gordon
A synchronous fan system comprising…

Control Device That Detects Whether or Not Irreversible Demagnetization Has Occurred in Permanent Magnet of Permanent Magnet Synchronous Motor
US 08633663 B2, Jan. 21, 2014, With torque or load determination, Yasusuke Iwashita et al. / Fanuc Corporation (Yamanashi, JP)
A control device comprising:…

Power Train for a Transport Vehicle, in Particular a Rail Vehicle, and Method for Controlling Same
US 08519661 B2, Aug. 27, 2013, Responsive to rotor shaft position or speed, Guillaume Desportes et al. / Alstom Transport SA (Levallois-Perret, FR)
A power train for a transport vehicle comprising:…

Fuel Cell Drive System
US 08519657 B2, Aug. 27, 2013, Limitation of Motor Load, Current, Torque or Force, Yuichi Koike / Nissan Motor Co., Ltd. (Yokohama-shi, JP)
A motor system, comprising:…

Control of a Linear Motor
US 08456112 B2, June 4, 2013, Linear-Movement Motors, Christopher Roger Lines et al. / Texchange Limited (London, GB)
A linear motor which includes:…

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