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 181
patternB were to be set with the edges a a resting upon the moulding 151 lyy PATTERN MAKING board and the sand of the drag rammed down upon its iipi^erface, it would be sprung out of shape. To avoid this the followboard A is made to exactly fit the under side of the pattern. Thenwhen the sand is… … FOUNDRY WORK PART I Foundf} work is the name applied to that branch of engineeringwhich deals with melting metal and pouring it in licjuid form into sandmolds to shape it into castings of all descriptions. In the manufacture of modern machinery three classes of castingsare employed, each one having…
Mechanical engineering -- Dictionaries
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
