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 222
Fig. 46. 190 FOUNDRY WORK 37 of the drag pattern, allowing it to be removed. Replace the ring, dose the cf)pe, and the mold is complete. See half-section, Fig. 47. In larger work, where the parting planes are farther apart, this
Mechanical engineering -- Dictionaries
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