MIXING HEAD OF LRE COMBUSTION CHAMBER Russian patent published in 2023 - IPC F02K9/52 

FIELD: rocket technology.

SUBSTANCE: invention relates to the field of rocket technology and may be used to create mixing heads of combustion chambers of liquid rocket engines (LRE). The mixing head of the combustion chamber of a LRE contains a housing, a fire bottom and two-component gas-liquid nozzles installed between them, some of which protrude beyond the combustion bottom, forming radial partitions, and consists of outer and inner bushings installed coaxially and interconnected, while on the outer surface of the inner bushing has longitudinal grooves for supplying the liquid fuel component, connected to inclined holes made in the outlet part of the inner bushing, and an annular gap between the outer bushing and the fire bottom.

EFFECT: invention provides cooling of the outer surface of the nozzles protruding beyond the combustion bottom.

1 cl, 4 dwg