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 124
s spaced, draw radial lines con-necting them with the center or intersection of the six arms.These radial lines (shc^n dotted in the drawing) will be the centerline of each arm. Saw off the ends of the arms on the above 20|-inch arcs, andfrom the center again draw on the six arm-pieces a third… … Fitr. IIL 103 94 PATTERN MAKING ing the web, measure I inch on each side; connect these pointsfrom web to rim, and the arms will be 1| inches wide at web, and1| inches at the rim. These lines are shown by the dotted lines in Fig. 174. Thewidth of the ends of the arms passing through the rim should…
Mechanical engineering -- Dictionaries
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