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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 397

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 397
tion. 1622. GAS PRESSURE REGULATOR, Powers patent. The small annular recepticlearound the end of the inlet pipe E is partly filledwith mercury, over which the inverted cup valveis suspended to a lever, the other end of which isattached to a larger inverted cup sealed in anannular trough of mercury.…

Mechanical movements

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