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 (1921)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 68
en applied, 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… … 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
Patternmaking
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