Global Patent Index - EP 0411062 B1

EP 0411062 B1 19921021 - MONITORING DEVICE FOR A FUEL FILTER

Title (en)

MONITORING DEVICE FOR A FUEL FILTER

Publication

EP 0411062 B1 19921021 (DE)

Application

EP 89909384 A 19890825

Priority

DE 3839960 A 19881126

Abstract (en)

[origin: WO9006437A1] The description concerns a monitoring device for a fuel filter of a diesel engine in which the fuel metering system is controlled or regulated by means of an electronic control device which influences the sensor power supply voltage and evaluates its output signal to monitor the operation of the fuel filter.

IPC 1-7

F02M 37/22

IPC 8 full level

F02D 41/22 (2006.01); F02M 37/32 (2019.01); F02B 3/06 (2006.01)

CPC (source: EP US)

F02M 37/32 (2018.12 - EP US); F02B 3/06 (2013.01 - EP US)

Citation (examination)

PATENT ABSTRACTS OF JAPAN, Band 8. Nr. 234 (M-334) (1671) 26. Oktober 1984; & JP, A, 59115463 (MAZDA K.K.) 3. Juli 1984

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

WO 9006437 A1 19900614; DE 3839960 A1 19900531; DE 58902523 D1 19921126; EP 0411062 A1 19910206; EP 0411062 B1 19921021; JP H03502353 A 19910530; US 5044335 A 19910903

DOCDB simple family (application)

DE 8900557 W 19890825; DE 3839960 A 19881126; DE 58902523 T 19890825; EP 89909384 A 19890825; JP 50869889 A 19890825; US 54890290 A 19900726