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 237
Fig. Pipe Core, … Pig. 69. Core Machine. board and the outline of the core .swept. On this the rods with theirlifting hooks are bedded, and the vent cinders carefully laid along the 206 FOUNDRY WORK 53 middle. Tlu whole general shape is then rammed up in core sandlar<fer than r((|uired, and by using the sweep it…
Mechanical engineering -- Dictionaries
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