Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 640
armature through the tubular shaft, consists of three segments ofa copper ring, made so as to be removable in a moment for clean-ing or replacement, and are mounted upon a metal support, andsurrounded on all sides by a free air space. Besides this, thecommutator is sustained bj support carried in… … Fig. 410. lectors, bear lightly upon the commutator, and serve to take upthe current and convey it to the circuit. These commutatorbrushes are carried by movable supports, and their position isautomatically regulated, so as to control the strength of the de-veloped current. Fig. 410 shows the…
Electrical engineering
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