SOLENOID NOZZLE Russian patent published in 1997 - IPC

FIELD: engine engineering. SUBSTANCE: nozzle has valve seat and valving member with sealing surface that interacts with the surface of the seat. The valving member is provided with inclined opening for flowing fuel. The openings are arranged downstream and have tangent component. The outlet end of the inclined openings is inside the chamber of the swirler. The valving member is hollow. The inclined openings are arranged so that the inner space of the valving member is connected with the swirling chamber. One of the walls of the swirling chamber is movable and made up as a ring collar arranged on the outer side of the valving member. Over periphery of the ring collar is vertical grooves. The axes of the grooves and inclined openings intersect inside the swirling chamber. EFFECT: improved design. 2 cl, 3 dwg