' 'when tne motor -has attained given speed,
passing through the field-coils direct cur
rent and through the armature-coils alternat
ing currents coinciding phase.netic motors, which consists short-circuit
ing thecoils one element, the field-mag
net,and passing through the energizing-coils
of the other element, the armature, alter-
5 nating.
.tn..;.
. Coffin..
iYi.£Sses.
R.,
E.currents differing: phase, antitbep,,. NIKOLA TESLA. .J. Stoney, r