TWO-STAGE EJECTOR Russian patent published in 1996 - IPC

FIELD: fluidics. SUBSTANCE: ejector has detachable perforated baffle positioned from the side of the face cover. The baffle is mounted inside the chamber upstream of the separating baffle and coaxially to the inlet part of the mixing chamber of the first stage and conjugated with its outer surface. The mixing chamber of the second stage is mounted inside the chamber to define a ring space about it. The active nozzle of the first stage is mounted in the face cover and is in communication with the active fluid chamber through the outer by-pass. The bushing is rigidly connected with the separating baffle. The maximum diameter of the bushing is less than the maximum diameter of the perforated baffle to permit the bushing to be removed from the side of the face cover. EFFECT: improved design. 4 cl, 1 dwg