发明授权
US07906888B2 Actuator for actuating a fuel injection valve 有权
用于致动燃料喷射阀的致动器

Actuator for actuating a fuel injection valve
摘要:
An actuator for actuating a fuel injection valve has a piezoactuator, enclosed in an actuator housing unit (14, 16). The housing unit has a cylindrical actuator housing (14) which is elongate in its axial direction (A) and at least partially encased by an extruded plastic coat. The actuator housing unit (14, 16), in its encased area, is provided with a ventilation aperture (20) in which a ventilation element (22) produced from a microporous material is disposed.
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