FIELD: aircraft engines. SUBSTANCE: airflow channel 7 is formed by the inner surface of shroud 6 and the outer surface of body 1 and is made diverging. These shroud and body surfaces are made conical with generatrices intersecting at a point located on the injector axis behind the outlet section of nozzle 4. The outlet edges of these surfaces are approximately equally spaced from the point of intersection of their generatrices. EFFECT: improved structure. 1 dwg
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