INTERNAL COMBUSTION ENGINE ELECTROMAGNETIC NOZZLE Russian patent published in 2001 - IPC

FIELD: mechanical engineering; internal combustion engines; controlled injection fuel-feed systems. SUBSTANCE: nozzle has body accommodating electromagnet coil and core with fuel-feed channel, flat locking element with guide rod which has layer of nonmagnetic hard metal of uniform thickness on plane mating with seat. Guide rod locking element gets into guide bushing made of nonmagnetic material. End of core with fuel-feed channel is provided with groove and it serves as support seat of locking element. Guide bushing and body are provided with holes arranged around locking element to let fuel out. Layer of nonmagnetic hard metal of uniform thickness is applied to plane of locking element mating with seat. EFFECT: reduced nozzle opening pressure in de-energized state for provision of stable operation of engine at no-load. 1 dwg