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 538
nes. v v v, a combination of levers and rods for working. w, the injection-valve. x, the blow-through or snifting-valve, and i, thethrottle-valve. The connections for each valve aredistinctly shown in the elevation. y, a graduated cam on the intermediate shaft forworking the expansion geer. zzz,…
Mechanical engineering
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