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 27
10 MODERN MOULDING AND PATTERN-MAKING. additions to this lathe would render it infipitely more valuable, at least for pattern-makers' use. First, the shears should be made of iron, as shown at A, Fig. 1. Iron shears keep true, and the tailstock and tool-rest are more easily moved. Second, the cone… … of the cone should be reversed ; or, in other words, the small end of the cone should be set towards the centre of the shears, or tailstock. This is in order to let the workman have a chance to turn his job both back and face, without having to take it out of the lathe, and Qhuck it a second time…
Founding · Patternmaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
