Global Patent Index - EP 0811116 B1

EP 0811116 B1 20000426 - PROCESS AND DEVICE FOR MONITORING A FUEL METERING SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Title (en)

PROCESS AND DEVICE FOR MONITORING A FUEL METERING SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Title (de)

VERFAHREN UND VORRICHTUNG ZUR ÜBERWACHUNG EINES KRAFTSTOFFZUMESSSYSTEMS EINER BRENNKRAFTMASCHINE

Title (fr)

PROCEDE ET DISPOSITIF DE CONTROLE DU SYSTEME DE DOSAGE DE CARBURANT D'UN MOTEUR A COMBUSTION INTERNE

Publication

EP 0811116 B1 20000426 (DE)

Application

EP 96926997 A 19960718

Priority

  • DE 9601349 W 19960718
  • DE 19547647 A 19951220

Abstract (en)

[origin: DE19547647A1] The description relates to a process and a device for monitoring a fuel metering system of an internal combustion engine. The fuel is conveyed by a pump from a low-pressure to a high-pressure region and from there can be metered into the combustion chambers of the engine by means of injectors controllable in accordance with operative characteristics. A sensor provides a pressure signal characterising the pressure in the high-pressure region. The pressure signal is compared in predetermined operating conditions with an expected value and a faulty pressure signal is recognised depending on the comparison.

IPC 1-7

F02D 41/22

IPC 8 full level

F02D 41/22 (2006.01); F02D 41/38 (2006.01); F02D 45/00 (2006.01); F02D 41/06 (2006.01); F02D 41/12 (2006.01)

CPC (source: EP KR)

F02D 41/22 (2013.01 - KR); F02D 41/222 (2013.01 - EP); F02D 41/3863 (2013.01 - EP); F02D 41/062 (2013.01 - EP); F02D 41/123 (2013.01 - EP); F02D 2041/223 (2013.01 - EP); F02D 2200/0602 (2013.01 - EP); F02D 2200/0604 (2013.01 - EP)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

DE 19547647 A1 19970626; DE 59605057 D1 20000531; EP 0811116 A1 19971210; EP 0811116 B1 20000426; JP 4073485 B2 20080409; JP H11506813 A 19990615; KR 100413305 B1 20040510; KR 19980702318 A 19980715; WO 9722791 A1 19970626

DOCDB simple family (application)

DE 19547647 A 19951220; DE 59605057 T 19960718; DE 9601349 W 19960718; EP 96926997 A 19960718; JP 52239897 A 19960718; KR 19970705715 A 19970819