Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 128
Fig. 36, A. … DIRECT CURRENT LOCOMOTIYE CRANE. Raises five tons 20 feet in one minute. 6 H. P. Travels 100 yards a minute. 30 H. P, E. M. F. no volts. 127 128 MODERN ELECTRICITY back to the negative brush, and thence through the arma-ture coil to the positive brush. The brushes are usually mounted on a rocker…
Electrical engineering
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