SPRAYER FOR NOZZLE OF INTERNAL COMBUSTION ENGINE Russian patent published in 1994 - IPC

FIELD: engine engineering. SUBSTANCE: sprayer has a case with conical seat transforming into a well and needle with closing cone positioned within it. At least a part of the cone abuts against the seat providing cutting-off of fuel flow. In addition sprayer has a throttle cone at least one part of which is positioned with a spaced relation from the seat to provide throttling of fuel flow. Area of surface of throttling part of the throttle cone is less than area of closing part of the closing cone, and the areas are related by a relationship available in the invention description. EFFECT: improved design. 1 dwg