ELECTROMAGNETIC NOZZLE FOR INTERNAL COMBUSTION ENGINE Russian patent published in 1999 - IPC

FIELD: mechanical engineering; internal combustion engines; electronic fuel injection device of gasoline engine. SUBSTANCE: electromagnetic nozzle has body accommodating spray tip and electromagnetic coil. Coil accommodates core secured through its flange to body and armature press-fitted on shank of spray tip needle. Core and armature are separated by gap. Core and its flange are made as separate parts being mated through thread which provides accurate adjustment of magnetic gap in process of assembling the article. EFFECT: enhanced manufacturability and accuracy of control of magnetic gap is process of assembling. 2 dwg