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 210
Fig. 326. Match Plate for Cope Mold with Vibrator Attached Fig. 327 illustrates the master pattern. Double shrink and afile finish must be allowed. Gate, A pattern for the gate, Fig. 328, must be furnished, andis usually made of cast brass. The location of feeding into themold and its…
Patternmaking
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