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 185
-cal with that for a hand-molded pattern, exceptthat two shrink allow-ances are to be made.If the final bearing cast-ing is to be of iron, anallowance of yV inch or J inch per foot will be made for shrinkage,and if the metal pattern is iron, double this amount. With analuminum pattern, the combined… … Fig. 287. Cap for Hanger Bearing
Patternmaking
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