Dual power, constant speed electric motor system

Electromagnetic motor

Electronic brake for motor

Electronic control for an appliance

Electronic speed and slowing down control with intrinsic safety

Excitation circuit for balancing phase voltages in a two phase m

High efficiency permanent split capacitor motor for driving...

Instant reverse control circuit for a single phase motor

Iron core motor device

Low cost instant reversing circuit

Means for reversing operation of a motor

Method and control circuit for controlling phase splitting...

Method and control circuit for controlling phase splitting...

Microprocessor based motor control system with phase difference

Motor brake with single free wheeling diode connected in paralle

Motor control circuits

Permanent split-phase capacitor induction motor

Phase shifting network

Polyphase static inverter

Power contactor and control circuit