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 117
400. PRESSURE REDUCING VALVE.—Theback pressure on the enlarged area of the disc valveregulates the flow of steam or air, and is regulatedby the weight at the bottom of the spindle and theadjusting screw. 401. -^FOSTER PRESSUREREDUCING VALVE.—The balancedvalve is opened by a diaphragm againstthe…
Mechanical movements
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