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 297
e arrangement of the cleaning stall.Castings are placed on the wooden grating. By means of compressedair, a sharp silica sand is forced through a strong rubber hose anddirected against the castings. The nozzle is of hardened steel. Theoperator wears a helmet supplied with fresh air by an air-hose,… … Fig. 115. Core Rod Straighteners. ing, aside from handling the castings. The system, however, requiresthe installation of a rather considerable equipment, which has debarredits use in many foundries. In removint; cores, the bars become verv nuich bent. In suchshape they were formerly scraped or…
Mechanical engineering -- Dictionaries
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