Fuel injector, has injector housing, which comprises of fuel high pressure connection and actuator accommodating space, in which piezo-actuator is arranged, and filter cartridge arranged in injector housing

摘要

The injector has an injector housing (2), which comprises of a fuel high pressure connection (5) and an actuator accommodating space subjected with high pressure. A piezo-actuator (25) is arranged in the actuator accommodating space. Filter cartridge (30) is arranged in the injector housing. The fuel high pressure connection stands in connection with a circular space (37), which extends between the filter cartridge and the injector housing.