The pattern maker's handybook : a practical manual on patterns for founders, embracing information on the tools, materials and appliances employed in their construction (1887)
Hasluck, Paul N. (Paul Nooncree), 1854-1931 · London : C. Lockwood · leaf 119
ting with the grain all round circumference. The thickness of the segments is to be considered. The thinner they are, the stronger the work. But with thick seg- ments the work is built up quicker, and therefore cheaper — a matter often having considerable weight. The construction of the wooden… … Fig. 90. Ring built with Arms and Segments. ^'^'^^ segments is adopted as shown in Fig. 90. The direction of the grain in the arms tends to keep the outline of the diameter correct, while the grain in the segments keeps the circumference true. In building up ordinary rings the same considerations…
Patternmakers · Patternmaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
