Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 34
d by the pressure of air admitted throughthe port in the side of the cylinder and exhausted through other ports in the same manner asthe piston-valves of some steam-pumps, the proper ports in the cylinder being covered anduncovered bv the motion of the piston. The valve consists of a cylindrical… … \ir-tool. 23 ALARMS. LOW-WATER.
Mechanical engineering
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