Turbine control system with early valve actuation under...
Turbine helper drive apparatus
Turbine set with a generator feeding a network of constant...
Turbo-pneumatic assist for electric motor starting
Turbogenerator power control system
Turbogenerator/motor controller
Twin double drum hoisting system
Twin motor drive system
Two loop control system
Two pedal, three-way control for child's riding toy
Two wire position sense and control of modulating gas valve...
Two-phase brushless dc motor controller
Ultra-compact, high performance motor controller and method...
Unipolar dynamoelectric machine with variable resistance...
Unitary electric motor and bi-directional controller...
Universal electric motor speed control
Universal field-oriented controller
Universal frequency electrical generator
Universal motor speed control circuit for hand mixer
Universal motor with secondary winding