Pumping machinery : for operation by any power : single and double acting triplex pumps for various services, deep well power working heads, artesian well cylinders, rotary and centrifugal pumps manufactured by the Deming Company, Salem, Ohio, U.S.A (1915)
Deming Company · Salem, Ohio : Deming Company · leaf 147
utside air until used. Occasionally (though not often) it is necessary to recharge the tank with air to replenishthat lost by leakage or absorption by the water. This can be done by a special air pumpingattachment to the pump, or by a separate air compressor, as preferred. Prices on complete… … The use of a friction cut-off coupling makes a very satisfactory connection for pumps tosteam, gas or gasoline engines where it is necessary to economize space, and especially so withthe latter types of engines, as by its use the engine can first be started without load before startingthe pump. The…
Pumping machinery
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