WORKING CHAMBER OF EJECTOR Russian patent published in 2015 - IPC F04F5/42 

FIELD: engines and pumps.

SUBSTANCE: chamber is intended for jet type pumps. The chamber includes an annular shaped active nozzle, a coaxially located supply branch pipe of passive fluid medium, a toroid-shaped vessel for formation of an active fluid medium flow entering it by means of a supply device containing supply branch pipes, each of which is provided with an active shaped nozzle intended to create an active medium jet, the speed vector of which is directed at a tangent to the internal contour of the cross section of the toroid-shaped vessel with a meridian plane, a discharge branch pipe for a mixture of active and passive media, which have a possibility of forming a shaped annular nozzle when assembled with the toroid-shaped vessel.

EFFECT: improvement of energy characteristics of the specified devices.

4 cl, 2 dwg