Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 159
133 122 PATTERN MAKING used in the tenon of the branch to assist in keeping it in phice.In all small and moderate-sized valves, the flanges are hex-agonal in shape as shown in Figs. 218 and 220. The core for aglobe valve is made in two parts, and the core box for each partmust be made in upper and…
Mechanical engineering -- Dictionaries
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