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 49
Fig. 51. With one adjustable square of this kind^ six inches in length,only one 8-inch or one 10-inch ordinary scpiare will be foundnecessary. 35 28 PATTERN MAKING A still more convenient, but slightly more expensive, formof adjustable try-square is shown in Fig. 52. It differs from tliatshown in… … Fig. 52. shown in Fig. 53, substituted. The ends of this second blade giveboth the hexagon and octagon angles, which is a matter of gr^atconvenience to the pattern maker. Fig. 53 shows the hexagonend of the blade applied. Reverse the blade and the octagon endwill be in position for use. ,/ I » \ I…
Mechanical engineering -- Dictionaries
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