Power system frequency inertia for power generation system

Power take-off switch

Power variation control system for cyclic loads

Power-driven system for variable-speed rotator and apparatus...

Powered remote release actuator for a seat assembly

Precision electronic speed controller for an...

Predictive pulse width modulation for an open delta h-bridge...

Presettable number to step motor control system

Prime mover for operating an electric motor

Prime mover, method of operating such and circuit

Printer control system with controlled acceleration and...

Printer escapement control system

Procedure and apparatus for compensating the slip of an...

Procedure and arrangement for regulating an asynchronous...

Procedure and means for braking a motor with short-circuited...

Procedure for controlling the motor of a crane

Procedure for filtering a speed feedback signal

Procedure for producing the speed reference for a crane motor

Procedure for the regulation of an asynchronous motor

Process and apparatus for direct current motor plugging