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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 357

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 357
1445. PUG MILL, with spiral worm in a conicalshell, for mixing mortar, concrete, or other materiaL 1446. CONICAL PUG MILL for mixing clays,mortar, concrete, and other material. 1447. CONICAL MIXING BARREL formortar, concrete, or other material. 1448. CONCRETE MIXER.—A rectan-gular box of iron… … CEMENT-TESTING MACHINE. —The cement sample is placedin the jaws at H. The sectorB is turned by the worm screwuntil the weight on the arm Cis raised to the limit of thebreaking strain, where the in-dex hand on the graduated arcis caught by the pawl, whenthe weight falls.

Mechanical movements

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