Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 578
archis supposed to direct the currents of hot gas and flame closeto the shell. It makes, however, a very deep corner where theheight from the grate-surface is so much greater than at themiddle. The horizontal wall is easier to make, keeps the fireof equal intensity over its whole width, and the… … Fig. 461. near its top, and to make openings into a hollow within it towhich air can have access from the outside. The draught ofthe chimney will draw air in through this hollow wall, where itwill become heated by contact with the hot bricks, and pass-ing through the opening will mix with the…
Mechanical engineering · Steam power plants
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