COAXIAL SPRAY INJECTOR Russian patent published in 2012 - IPC F02K9/52 F02K9/60 

FIELD: engines and pumps.

SUBSTANCE: coaxial spray injector includes hollow tip connecting the cavity of one fuel component to combustion zone, sleeve enclosing the tip with a gap and connecting the cavity of the other fuel component to combustion zone. In the tip outlet part there made are pylons interacting with inner surface of the sleeve and aligning the tip relative to the sleeve. In pylons there made are channels one end of which opens to the tip cavity and the other one - to the sleeve cavity; discharge nozzle is installed in the outlet part of hollow tip with the possibility of being replaced.

EFFECT: improving combustion efficiency of fuel components.

2 cl, 2 dwg