Global Patent Index - EP 1434941 B1

EP 1434941 B1 20051221 - FUEL INJECTION VALVE

Title (en)

FUEL INJECTION VALVE

Title (de)

BRENNSTOFFEINSPRITZVENTIL

Title (fr)

SOUPAPE D'INJECTION DE CARBURANT

Publication

EP 1434941 B1 20051221 (DE)

Application

EP 02800535 A 20020907

Priority

  • DE 0203338 W 20020907
  • DE 10148597 A 20011002

Abstract (en)

[origin: US2004129806A1] A fuel injector (1) for the direct injection of fuel into the combustion chamber of an internal combustion engines includes an actuator (10), a valve needle (3), which is able to be activated by the actuator (10) to actuate a valve-closure member (4), which forms a sealing seat together with a valve-seat surface (6) formed on a valve-seat member (5); and has a plurality of spray-discharge orifices (7) formed in the valve-seat member (5). A groove-type surface structure (34) is formed at an end face (35) of the valve-seat member (5) facing the combustion chamber.

IPC 1-7

F02M 61/18

IPC 8 full level

F02M 51/06 (2006.01); F02M 61/16 (2006.01); F02M 61/18 (2006.01); F02M 63/00 (2006.01)

CPC (source: EP US)

F02M 51/0685 (2013.01 - EP US); F02M 61/16 (2013.01 - EP US); F02M 61/162 (2013.01 - EP US); F02M 61/1806 (2013.01 - EP US); F02M 2200/306 (2013.01 - EP US)

Citation (examination)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

DOCDB simple family (publication)

WO 03031806 A1 20030417; AT E313711 T1 20060115; DE 10148597 A1 20030821; DE 50205379 D1 20060126; EP 1434941 A1 20040707; EP 1434941 B1 20051221; JP 2005504923 A 20050217; US 2004129806 A1 20040708

DOCDB simple family (application)

DE 0203338 W 20020907; AT 02800535 T 20020907; DE 10148597 A 20011002; DE 50205379 T 20020907; EP 02800535 A 20020907; JP 2003534757 A 20020907; US 43294704 A 20040226