217601 ⎘
Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of variable reluctance type with rotors situated around the stators
MAGNETIC-BASED ACTUATION MECHANISMS FOR AND METHODS OF ACTUATING MAGNETICALLY RESPONSIVE MICROPOSTS IN A REACTION CHAMBER
SWITCHED RELUCTANCE MOTOR AND VEHICLE
Electromagnetic step-by-step wobble-type micromotor