Global Patent Index - EP 3253961 B1

EP 3253961 B1 20181226 - CONTROL VALVE FOR FUEL INJECTOR

Title (en)

CONTROL VALVE FOR FUEL INJECTOR

Title (de)

STEUERVENTIL FÜR KRAFTSTOFFINJEKTOR

Title (fr)

VANNE DE COMMANDE POUR INJECTEUR DE CARBURANT

Publication

EP 3253961 B1 20181226 (FR)

Application

EP 16701958 A 20160129

Priority

  • FR 1550782 A 20150202
  • EP 2016051929 W 20160129

Abstract (en)

[origin: WO2016124496A1] The invention relates to a control valve for a control chamber of a fuel injector, which valve includes a body (34) provided with a bore (36); a generally cylindrical jacket (38) inserted into the bore (36) and including an axial passage (40), a cross-section of which defines an inner fuel passage (44) with a sealing seat (50); a sealing rod (42) sliding axially inside the jacket (38) and configured to enable or prevent the flow of fuel downstream from the seat (50), the sealing rod (42) including an actuating end (48) for connecting to an actuating device (28) outside of the jacket. An annular compensation chamber (52) surrounds the jacket (38). The inner fuel passage (44) has an outlet opening (48) located downstream from the sealing seat (50) in the jacket portion opposite the actuating end (48) of the sealing rod (42).

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 63/0033 (2013.01); F02M 63/0071 (2013.01); F02M 63/0078 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

FR 3032240 A1 20160805; FR 3032240 B1 20170113; EP 3253961 A1 20171213; EP 3253961 B1 20181226; WO 2016124496 A1 20160811

DOCDB simple family (application)

FR 1550782 A 20150202; EP 16701958 A 20160129; EP 2016051929 W 20160129