Digital velocity servo

Digitally controlled power supply with high power factor

Direct current adjusting device

Direct current braking means for wound rotor motor

Direct current control circuit

Direct current control circuit

Direct current machine with a controllable arrangement for...

Direct current motor circuits

Direct current motor control

Direct current motor safety circuits for fluid delivery systems

Direct current motor speed control

Direct current motor with a dipole stator

Direct current power control circuit

Direct power control with component separation

Direct turbogenerator

Direct-current motor comprising an electronic commutator

Directional and propulsive control device for an electrical...

Directional control circuit for brushless d.c. motors

Dispositif autonome de stockage et d'utilisation d'energie...

Dispositif de commande de vitesse pour moteur electrique...