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 241
t. For heavycores a lifting eye, as previously il-lustrated in Fig. 66, takes the placeof the wire hanger, and the core ishung by means of a hooked rod witha nut on the end. As shown in Fig.79, this rod passes through a longwasher which bears on a pair ofrails, or similar stiff rigging. WTiere… … Fig. 78. 210 FOUNDRY WORK 57 This pressure is proportionate to their depth below the pouring basin.But the metal at the bottom of a mold is cleaner and more sound thanthat at the top. Therefore, planerbeds, large face plates and piecesof this character, are usually castface downward, making it…
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