rotary pump

American  

noun

1. a pump for transferring water or other fluids by the rotating action of its component parts, as by the meshing of vanes or screws.

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rotary pump British  

noun

1. engineering a pump in which a liquid is displaced through a shaped stator by a shaped rotor

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Example Sentences

See Examples For:

rotary pump

Firemen ran an air hose down the well, began pumping air down by a rotary pump.

From Time Magazine Archive

The water was expelled either by means of compressed air or by a rotary pump worked by an electro-motor.

From Aircraft and Submarines The Story of the Invention, Development, and Present-Day Uses of War's Newest Weapons by Abbot, Willis J. (Willis John)

In 1593 Serviere, a Frenchman, born in Lyons, invented the rotary pump.

From Inventions in the Century by Doolittle, William Henry

Frank, glad to do something to warm himself, set to work at the little rotary pump, and a stream of water splashed and spread about the deck, which slanted and straightened irregularly.

From The Boy Ranchers of Puget Sound by Bindloss, Harold

The advantage possessed by a rotary pump is that it keeps the water passing through the suction in a continuous and uniform stream, as it has no valves.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua