Fuel injection unit and operating process for a combustion engine especially direct injection has valve and valve seat in a housing and a lift controlled valve movement

摘要

A fuel injection device for a combustion engine, especially for direct injection, comprises a housing (34,36) with a hollow section having a valve (40) in a seat (51) in the housing and fuel outlets (56,58). Both the valve lift (C) push and another movement of the valve (D) are lift-controlled and independent of injection pressure. An Independent claim is also included for an operating process for the above.