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 221
CorePrints Fig. 349. Master Pattern for Part ci, Fig. 348 Connecting the link J and j\ by the arms I and h to diametricallyopposite points on the disk k transmits an opposing motion to linksj and ji, moving the parts ec away from each other, pressing the 202 PATTERN MAKING Qiold to the form… … Fig. 350. Core Box for Pattcm, Fig. 349 be lowered, dra\\ang and stripping the patterns cc and Ci throughthe stripping plate. The links j and ji extend the length of the
Patternmaking
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