Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 224
dynamo at I) pours its current into the cir-cuit, leaving the commutatf)r by the upper brush, whence it ftows through the field-magnetsFJl,iiud round the circuit oflamps 7^ L, back to the negative terminals. Suppose, now.some of the lamps to be extinguished by switches which short-circuit them; the… … FiG. 21—Compounddynamo.
Mechanical engineering
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