Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 311
e same armatureand the same winding.are used in both functions, therebynot only combining two armatures into one, but combiningthem in such a way that an armature of given size has agreater output as a rotary converter than it would have eitheras a motor or a generator. The common facts regarding… … commutator; the E.M.F. of the direct current mav be variedby any suitable form of alternating current regulator; amiddle wire carried from the secondaries of the lowering April, 1901.] Apparatus for Power Distribution. 299 transformers may enable a 220-volt rotary with two sets ofbrushes to be used…
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