Pattern making; a practical treatise for the pattern maker on wood-working and wood turning, tools and equipment, construction of simple and complicated patterns, modern molding machines and molding practice (1916)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 138
Fig. 210. Section of Double-Elbow Pattern sunk in these metal lathe dogs when parts of the pattern are to beturned on several centers. The metal pinch dog, Fig. 207, is notadapted for lathe work, as it is liable to fly out when the workrevolves, endangering the operator. Jointing. When the turning…
Patternmaking
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