Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 588
1512, 1514. … Soalb.—1J inch=l foot s, the steam-pipe from the boiler. It is furnished with two valves; one of them c, is the throttle-valve ; the other d, is the cut-off valve; the latter is worked by a cam fixed on the crank-shaft, whichworks the lever e, the fulcrum of which is fixed on the timbers of the…
Mechanical engineering
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