Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 379
portion is obviouslyas follows : Velocity of piston : mean velocity of extremity of crank :: twicethe length of stroke : circumference which the extremity of thecrank describes. Let I denote the length of stroke, and r the ratio of the circum-ference of a circle to its diameter; then we have the… … MECHANICAL POWER OF STEAM. 373 ;rank is greater than that of the piston, then, according to our law, in order to produce tlie same mechan-ical effect, the mean effective pressure must be less, and that in the same proportion. We may approxi-mate to the mean effective pressure by cilculating it for…
Mechanical engineering · Mechanics · Engineering
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