Direct-current motor

Direct-current motor with two drive magnets

Direct-current motor-generator

Direct-drive built-in motor with special sensor attachment

Direct-drive field actuator motors

Direct-drive model railroad motor

Direct-driven magnetic rotating apparatus

Directed flux motor

Directed flux motor

Directed flux motor

Directional control of permanent magnet rotors

Directional low-frequency ring hydrophone

Directional waterproof ultrasonic transducer for operating in ai

Directly cooled, rotating rectifier assembly for a synchronous m

Directly liquid cooled rotor for electrical machine

Disc commutator and brush apparatus for bicycle

Disc drive apparatus mounted with improved clamping mechanism

Disc drive having a brushless DC drive motor with an external ro

Disc drive motor with means to center a disc and limit its axial

Disc drive spindle motor having reduced acoustic noise