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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 156

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 156
549. AUTOMATIC WATER EJECTOR.—Cel lars and swamps may be drained, where there is awater supply under pressure, by the use of an ejectorwhich may be made automatic by a float acting uponthe valve in the pressure pipe. HYDRAULIC POWER AND DEVICES. 149 … 550. AUTOMATIC SPRINKLER.—The valveis held tightly closed by the diamond-shaped postresting on a bell-crank clip, which is held in positionby fusible solder, melting at about 200° Fah., atwhich temperature the solder melts and the pressurecasts the clips loose. The star washer scatters thestream.

Mechanical movements

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