Vacuum ejector
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A vacuum ejector, or simply ejector, or aspirator, is a type of vacuum pump, which produces vacuum by means of the Venturi effect.
A brass aspirator. The water inlet and outlet are at the top and bottom, respectively; the air inlet is on the side.
Venturi effect
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The Venturi effect is the reduction in fluid pressure that results when a moving fluid speeds up as it is funneled from one section of a pipe to another, smaller section. As the fluid flows into a sma
Vacuum ejector
…A vacuum ejector, or simply ejector, or aspirator, is a type of vacuum pump, which produces vacuum by means of the Venturi effect. In an ejector, a working fluid (liquid or gaseous) flows through a jet nozzle into a tube that first narrows and then expands in cross-sectional area…
Venturi tube demonstration apparatus built out of PVC pipe and operated with a vacuum pump
A pair of Venturi tubes on a light aircraft, used to provide airflow for air-driven gyroscopic instruments
Aircraft venturi 1
Aircraft venturi 2