Global Patent Index - EP 1482166 A1

EP 1482166 A1 2004-12-01 - LIQUID INJECTION DEVICE

Title (en)

LIQUID INJECTION DEVICE

Title (de)

FLÜSSIGKEITSEINSPRITZVORRICHTUNG

Title (fr)

DISPOSITIF D'INJECTION DE LIQUIDE

Publication

EP 1482166 A1 (EN)

Application

EP 03705214 A

Priority

  • JP 0301619 W
  • JP 2002038411 A
  • JP 2002304922 A

Abstract (en)

An electromagnetic delivery valve (14) is operated according to engine operation state to supply liquid fuel to an injection unit (15) comprising a piezoelectric or electrostrictive element to decompose injected fuel into fine particles. An electric controller (30) deactivates the element when fuel pressure within the injection unit is maintained at a low constant value.

IPC 1-7 (main, further and additional classification)

F02M 51/06; B05B 17/04; F02M 61/18

IPC 8 full level (invention and additional information)

F02D 41/20 (2006.01); F02M 61/18 (2006.01); F02M 69/04 (2006.01); F02M 63/00 (2006.01)

CPC (invention and additional information)

F02M 61/1853 (2013.01); F02D 41/2096 (2013.01); F02M 69/041 (2013.01); F02M 2200/21 (2013.01)

Citation (search report)

See references of WO 03069153A1

Designated contracting state (EPC)

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

EPO simple patent family

WO 03069153 A1 20030821; AU 2003211239 A1 20030904; EP 1482166 A1 20041201; JP WO2003069153 A1 20050602

INPADOC legal status


2005-03-16 [18W] APPLICATION WITHDRAWN

- Effective date: 20050124

2004-12-01 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20040906

2004-12-01 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR

2004-12-01 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL LT LV MK RO