Self-educator; marine and stationary engineers catechism (1915)
[Wilson, William C.], 1861- [from old catalog] · Philadelphia · leaf 103
ill say the stroke ofthe engine is 3 feet, the length of the air pumpbeam is 5 feet over all, the long arm is 3 feet, andthe short arm is 2 feet. < 3 FT O ^__ 2 5 FT. This example is done in two ways; one way in feet and theother in inches. 3 stroke of engine2 short arm Long arm 3)6(2 stroke of… … CURVE EXHAUST LINE The correct way to get the mean effective pressureon the piston is to lay your card out in 10 equalparts; each one of the lines denotes pounds ofsteam; take your scale, measure the length of eachline, put it down on paper, then count it up; thenmultiply by the spring you use and…
Steam-engines · Marine engines
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