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 176
d see 148 PATTERN MAKING 135 that it fits porf(?ctly the outer rim of the tooth block. Noxt makea thin blade of hard wood and screw to the head A, using thegreatest care to have one edge of the blade coincide exactly withthe line c. After screwing the blade to the head, its accuracy maybe tested by… … Fig. 247. This temporary square can be used up to a certain limit, onwheels of larger diameter than that to which it has been fitted, butcannot be used for smaller wheels. For larger gears the positionwill be as shown in Fig. 250, which will give the correct per-pendicular if the angles at x and y…
Mechanical engineering -- Dictionaries
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