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 596
570. A is the rock-shaft, B the lifting rods, and G the exhaust-valve lifter, as usually arranged and worked. D is the steam-valve. E the valve stems. F is a piece attached to the valve stem by means ofwhich it rests on the toe G. This toe G is attached to the shaft H. On the same shaft H is the… … iOi ENGINE, VARIETIES OF THE STEAM.
Mechanical engineering · Mechanics · Engineering
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