Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 199
710. SHUTTLE ARMATURE, madewith soft sheet-iron plates riveted to-gether. The strongest current armaturefor small two-pole generators. … 711. MULTIPLE BRUSH COM-MUTATOR.—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. 91
Mechanical movements
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