217523 ⎘
DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting having series connection of excitation windings
Series wound direct-current motor driving device and equipment
#2Direct current motor
#3Electric drive apparatus, chopper, DC motor, and electric device
#4Power tool
#5Power tool
#6Direct current motor
#7Electric motor brush apparatus and method
#8Rotor windings for DC motor
#9Series motor with permanent magnet
#10Direct current motor
#11Electric motor having primary and auxiliary poles and brush gear
#12INTRODUCED IN ELECTRIC MOTOR