Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 525
ndenters the mould by the branch gates b b b. As soon after the cast as possible a fire is built in thepit about the bottom of the flask, and kept up for four or five days. Water for cooling is conductedto the bottom of the core-barrel by the tube 7, whence it ascends through the annular space… … pies about eight or nine days for a 15-inch naval gun, which in the rough state, including sinking-head, etc., weighs 06,000 lbs. Gun-boring.—The casting is first placed in a heading-lathe, Fig. 3303, where it is prepared forthe boring-lathe. The cascable-bearing, base of breech, and a section of…
Mechanical engineering -- Dictionaries
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