Modern moulding and pattern-making : a practical treatise upon pattern-shop and foundry work, embracing the moulding of pulleys, spur gears, worm gears, balance-wheels, stationary-engine and locomotive cylinders, globe valves, tool work, mining machinery, screw-propellers, pattern-shop machinery, and the latest improvements in English and American cupolas ... (1907)
Mullin, Joseph P · New York : D. Van Nostrand · leaf 102
81 THE LOCOMOTIVE CYLINDER. course, to be made of larger dimensions, so as to carry away the greater volume of expended steam after it has driven the piston ; and, as shown in the end view, the steam-ports extend through nearly a third of the cir- cumference of the cylinder. The front and back… … Fig. 79. and are slightly concave, in order to conform to the shape of the piston, and reduce the clearance. PATTERN MAKING. Figs. 80, 81, and 82 are three views of the pattern, and Fig. 83 represents the core-box for the extension or saddle of the cylinder. The pieces L T, which must be made of…
Founding · Patternmaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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