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 752
ngenious construction, set so that the one is half a tooth in advance of the other. Forhigh speed and heavy work this method is very efficient. In a later type of motors (Fig. 7) the r) shaped magnet has been adopted with a com-plete wrought-iron magnetic circuit, the gear reduction is double, the… … Fig. 7.—Spragiie motor. the axle. This machine has been veiy widely adopted, and is the plan of double gearedmachines now generally employed. The suspension of the free end of the motor has beensometimes made from the car body, but it is more generally carried by equalising bars yield-ingly…
Mechanical engineering
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