Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 199
708. RING ARMATURE.— I^V/ Method of continuous winding and sectionalconnections with thecommutator. The dot-ted linss are the circuitconnection with thebrushes. … 709. TWO-POLE OR SHUTTLE-SPOOLARMATURE.—Section of spool with end overwinding; usually made of cast iron.
Mechanical movements
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