Fuel injector with gear-driven calibration of needle

摘要

A fuel injector for an internal combustion engine comprising a body traversed by an injection conduit and provided with a lateral fuel inlet located in the lower half of the body, the body containing an injector needle continued by a push-member provided with a head upon which bears a return spring urging the injection needle to the closed position and prestressed by means of an adjusting screw, the push-member being sufficiently short to allow the lateral fuel intake to be located above the upper end of the assembly constituted by the adjusting screw, the spring, the push-member and the needle.