Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 585
e lever of the shaking mechan-ism is worked (Fig. 448). In others each individual bar re-ceives a rocking motion around the axis upon which it is sup-ported. The rocking motion lifts the fire and lowers it, thusshaking out the accumulation of ashes and dirt. Dumping-grates are a form of… … Fig. 449. fall into the ash-pit below. The difficulty with the dumpingtype of grate-bar is that carelessness in its use causes a loss ofan excess of fuel in cleaning (Fig. 449). BOILER-SETTING. S27 The advantages of the shaking-grate are as follows: (i) The fire-door is opened for coaling, but not…
Mechanical engineering · Steam power plants
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