Global Patent Index - EP 1432909 B1

EP 1432909 B1 20051221 - FUEL-INJECTION VALVE

Title (en)

FUEL-INJECTION VALVE

Title (de)

KRAFTSTOFFEINSPRITZVENTIL

Title (fr)

SOUPAPE D'INJECTION DE CARBURANT

Publication

EP 1432909 B1 20051221 (DE)

Application

EP 02776762 A 20021001

Priority

  • DE 0203725 W 20021001
  • DE 10149277 A 20011005

Abstract (en)

[origin: WO03031807A1] The invention relates to a fuel-injection valve (2) for injecting fuel into the combustion chamber of an internal combustion engine. Said valve comprises a valve body (4) with a tip that contains injection orifices (20) and a valve needle (6), which is axially displaceable in the valve body (4), a cone located on the tip (8) of the valve needle (6) selectively releasing and blocking a fuel passage to the injection orifices (20). According to the invention, the fuel-injection valve has a respective groove-type recess (38) in the tip (8) of the valve needle (6), said recess being allocated to each injection orifice (20).

IPC 1-7

F02M 61/18

IPC 8 full level

F02M 61/10 (2006.01); F02M 51/06 (2006.01); F02M 61/18 (2006.01)

CPC (source: EP US)

F02M 61/1806 (2013.01 - EP US)

Citation (examination)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

WO 03031807 A1 20030417; DE 10149277 A1 20030424; DE 50205375 D1 20060126; EP 1432909 A1 20040630; EP 1432909 B1 20051221; JP 2005504924 A 20050217; US 2004195388 A1 20041007; US 7188790 B2 20070313

DOCDB simple family (application)

DE 0203725 W 20021001; DE 10149277 A 20011005; DE 50205375 T 20021001; EP 02776762 A 20021001; JP 2003534758 A 20021001; US 81537804 A 20040401