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 (1885)
Mullin, Joseph P · New York : D. Van Nostrand · leaf 119
101 STEAM-JACKETED CYLINDERS. risers, or flow-off gates, shown at Fig. 103, and that insures good solid metal in all the working parts of the casting. When starting to mould this cylinder, first take the top section of the pattern of the cylinder and valve- … O RQ o Fig. 103. chest, and place it on a turn-over board. Set on the section of flask ram it up, turn it over, and put it in proper position, and make parting at B; next set on the bottom section of pattern of the valve-chest, and the body of the cylinder, including the feet. The sec-
Founding · Patternmaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
