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 160
d, the wheel is returned to the lathe and theperiphery turned off straight and to the required diameter for theaddendum or tops of the teeth. The ends of the blocks are alsoturned even with the edge of the wheel rim, and before removingfrom the lathe, a circular line must be drawn on the ends of… … Fig. 258. Spacing for Teeth 144 PATTERN MAKING When the teeth are large, a tooth block is first fitted on andscrewed from the inside of the rim, as shown in Fig. 254, one edge ofthe block touching, but not covering its line on the face of the rim.The thin strip is next fitted, glued, and bradded…
Patternmaking
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