Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 201
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 lincS are the circuitconnection with thebrushes.
Mechanical movements
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