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 321
cast ironbottom, plate A, with a circular opening, carries a shell of boiler platelined with fire brick. The diameter of the inside lining should be 0inches larger than the crucible to be used. A top plate, with a similaropening, binds the whole together. On one side, below the top, anopening, B,… … FOUNDRY WORK 129 brickwork, mIx.uI two tVot \w^h, so that ashes may be conM-nirntlyrtiDoved when the iuniace is dumped. In the sjpace between theb.;ttom phite and rails, made by tlie ribs, the grate bars, C, are set.These bars are h)ose and may be })ulkd out when it is desired to <hnii|)tlie…
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