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Electricity: Motor Control Systems > Closed Loop Speed Control System For Dc Motor With Commutator Closed Loop Speed Control System For Dc Motor With CommutatorClosed Loop Speed Control System For Dc Motor With Commutator patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/30/07 - 20070201842 - Switched dc electrical machine A switched DC rotating electrical machine (100) comprising a stator (3), a rotor (2) and switching means (11a, 11b, 18a, 18b), an excitation winding (5) associated with one of the stator (3) or the rotor (2) having a pair of inputs, the excitation winding (5) being adapted to cause magnetization ... 06/23/05 - 20050135794 - Method and system for negative torque reduction in a brushless dc motor A method for reducing negative torque in a brushless single phase DC motor, the method includes initiating the motor in a normal mode of operation and activating an ON time control to cut off a voltage supply to the motor. The ON time control is applied after a predetermined time ... ### FreshPatents.com Support |