Patent ID: 7854400
Filing Date: 2010-12-21
Classification: F02M

Abstract:
1. A fuel injector for a fuel-injection system of an internal combustion engine, comprising: a solenoid coil configured to be actuated by an electrical line; a valve sleeve which forms an outer coat of the fuel injector in a discharge-side region of the fuel injector; a single piece integral plastic sleeve, made of one continuous plastic material, which houses the solenoid coil and the electrical line, wherein the plastic sleeve is slid over the valve sleeve; and a valve housing which is slid over the valve sleeve and a portion of the plastic sleeve housing the solenoid coil; the valve housing circumferentially extending along an entire axial length of the solenoid coil; wherein the plastic sleeve has two parts interconnected by a crosspiece; wherein a recess is formed between the two parts in a region radially adjacent to the crosspiece; wherein an inflow-side part of the plastic sleeve includes at least a portion of a plug; wherein the solenoid coil is arranged in a discharge-side part of the plastic sleeve; wherein the discharge-side part of the plastic sleeve is arranged between the valve sleeve and the valve housing; and wherein the electrical line extends through the crosspiece.