Global Patent Index - EP 1944500 A3

EP 1944500 A3 20090805 - Fuel injector

Title (en)

Fuel injector

Title (de)

Kraftstoffinjektor

Title (fr)

Injecteur de carburant

Publication

EP 1944500 A3 20090805 (DE)

Application

EP 07122578 A 20071207

Priority

DE 102007001554 A 20070110

Abstract (en)

[origin: EP1944500A2] The fuel injector (1) has a control chamber (2) connected to a high pressure side (5), over whose pressure, the movement of a nozzle needle (3) is controlled. A control valve (6) is provided, which blocks or opens the connection of the control chamber to a low pressure side (7). The control valve has a force compensated control pistons (10) slidingly guided in a bore (9a) of a guiding piece (9) between valve positions, which blocks the connection of a connecting channel (13).

IPC 8 full level

F02M 47/02 (2006.01); F02M 63/00 (2006.01)

CPC (source: EP)

F02M 47/027 (2013.01); F02M 63/0015 (2013.01); F02M 63/0026 (2013.01); F02M 63/0031 (2013.01); F02M 63/008 (2013.01); F02M 2547/003 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

EP 1944500 A2 20080716; EP 1944500 A3 20090805; DE 102007001554 A1 20080717

DOCDB simple family (application)

EP 07122578 A 20071207; DE 102007001554 A 20070110