Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 199
707. FOUR-POLE RING ARMATURE,showing intermediate connections with thecommutator bars from a continuous windingor closed coil. … 708. RING ARMATURE.—Method of continuouswinding and sectionalconnections with thecommutator. The dot-ted lines are the circuitconnection with thebrushes.
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.