COAXIAL SPRAY NOZZLE Russian patent published in 2017 - IPC F02K9/52 F02K9/60 

FIELD: engines.

SUBSTANCE: invention relates to devices for mixing and spraying fuel components of liquid-fuel rocket engine. Coaxial spray atomizer, mainly for liquid-fuel rocket engine chamber, contains, tip with shaped axial channel, which connects one fuel component cavity with combustion chamber cavity, and bushing, covering tip with annular clearance and connecting other fuel component cavity with combustion chamber cavity, wherein in tip outlet part pylons are made, interacting with bushing inner surface and aligning tip relative to bushing, wherein on tip cylindrical surface radial holes are made, uniformly arranged along circumference and connecting tip axial channel with bushing internal cavity.

EFFECT: invention provides more complete fuel combustion due to improved mixture formation.

1 cl, 3 dwg