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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 369

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary, 1917, leaf 369
1510J. CONCRETEBRIDGE. — For smallbridges, a concrete archof Portland cement, sandand broken stone are re-liable and lasting struc-tures. 362 CONSTRUCTION AND DBVICES. … 15100-. LOG SAWING MACHINE.—The lever being prop-erly adjusted, and the screw and dogs being placed in position, the saw is rapidlyreciprocated b yturning the drivingshaft. A spring at-tached to the buttof the saw and cen-ter of the pitmanpresses the teethdown upon the bot-tom of the kerf;this…

Mechanical movements

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