Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 331
m at Paris by its inventor, and one which is a greatimprovement on the original model. In the new form (Figure164), the inventor has endeavored to regulate the pressure of 310 THE ELECTRIC LIGHT. the lateral contact on the carbon rod according to the pressurethat the latter exerts on the upper… … Fig. 164. movable lateral contact of the carbon a pressure which is somuch the greater in proportion as that of the vertical carbonincreases. This pressure retards the upward movement of thecarbon rod. We have here, then, a sort of brake, the equi-librium of which depends on the way in which the…
Electrical engineering
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