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 111
at the center of the arms. In this case the fillet can beleft off the cope hub, as a fillet this way is very fragile and easilybroken. The molder will form the fillet in the green-sand mold.If the hubs are to be let into the arms, the recess in the arms can bechucked at the same time the rim is… … Fig. 176. Section through Center of Arm Hub and Core Prints. Nowel Hub Glued to Arms; Cope Hub Loose PATTERN MAKING 95 Countershaft Pulley Construction for Special Size. The making of patterns forspecial pulleys enters largely into the work of many pattern shops.In these patterns the rims are built…
Patternmaking
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