Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 201
710. SHUTTLE ARMATURE, made with soft sheet-iron plates riveted to-gether. The strongest current armaturefor small two-pole generators. … 711. MULTIPLE BRUSH COMMUTATOR.—The brushes are adjust-able on the pivots of the handle bar, andare given an even pressure on the com^mutator by springs. 712. Front view. ELECTRIC POWER AND CONSTRUCTION. 191
Mechanical movements
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