Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 66
> iU 4^-i-m … Fig. 44. again at other parts, to prevent fluctuations of speed during arevolution of the flywheel. Small engines are usually supplied with two ordinary beltwheels. In slow speed engines one of these wheels is sometimeslarger than the other, but in medium and high speed enginesboth wheels are of…
Steam-engines
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