Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 746
th a helper will turn out on the average eighteen wheels per day. The work is done almost invariably by the piece, and is commenced andfinished in ten hours or less. Half of this is given to moUling, and the balance to casting.To prepare and finish eighteen molds in five hours necessitates doing… … Fig. 6. —The Cowell vestibule coustruction. 718 RAILROAD CARS. will not produce perfect ones. Any wheelmaker who cannot furnish test bars from his mix-ture, 1 in. square, and that will carry 2,500 lbs. load between supporters 13 in. apart, is notusinor a mixture that is what it should be; and if…
Mechanical engineering
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