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 231
thin strips of wood nailedto several semicircular heads shown at h; the length to be theinside length of the core box. The strips of lagging should be aboutf inch thick; the edges need not be fitted together, but the diametermust be of the dimension required. The pieces h should be madeI inch over… … Fig. 369. Ends, Flanges, and Hinge Lugs accurately its entire length. Part h is the end flange, and c is a lug,shoTVTi in Figs. 367 and 369. The space between h and c is wideenough to allow the part d to turn easily. This form of hinge,having a double shear to the steel pin a, is very strong and…
Patternmaking
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