Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 279
iler. As before remarked, the external fire-box A forms part of the boiler, communicating freely with it, and being, like it, filled with water to the proper height when the engine is in operation.The boUer, properly so called, is marked E in the figures, and in the specimen now under notice… … These tubes are inserted into the front plate of the internal fire-box, (called the lube-plate.) which ismade of a sheet of copper considerably thicker than the other plates of which the fire-box is composed,60 as to afford a better bearing for the fixing of the tubes. At the front extremity of the…
Mechanical engineering · Mechanics · Engineering
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