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 68
plied, which, as maybe seen, is the line of parting ofthe cope and the drag, one-halfof the pattern remaining in each. After the halves of the pat-tern have been removed from thecope and from the drag, respec-tively, the completed dry-sand core is placed in the molds madeby the core prints x and y.… … Fig. 109. Position for Molding Cope 54 PATTERN MAKING by A room for the metal to be poured which is to form the requiredcylinder. Coping Out for Solid Patterns. Simple Cylinder. In moldingthe above cylinder it is not necessary that the pattern should be W-.y •..«**.!« ;J.!«r.v«»**»««.*««V|
Patternmaking
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