EP 1469191 A1 20041020 - Valve assembly
Title (en)
Valve assembly
Title (de)
Ventilanordnung
Title (fr)
Ensemble de soupape
Publication
Application
Priority
EP 03008590 A 20030414
Abstract (en)
The invention relates to a valve assembly, in particular for use in an injector unit for injecting fuel into a vehicle engine, comprising a valve body (18) with a valve body cavity (20) and a valve orifice (22), in which valve body cavity (20) there is installed a valve needle assembly (14) comprising a valve needle (14) movable along its longitudinal axis between a closed position, in which the valve needle (14) obturates the valve orifice (22), and an open position, in which the valve needle (14) does not obturate the valve orifice (22), the valve needle assembly (14) being guided in an axially centered way by at least two coaxial guiding zones (32; 34) inside the valve body cavity (20) and axially apart from each other, wherein a centring sleeve (36) being fixed inside the valve body cavity (20) comprising the at least two guiding zones (32). <??>The invention further refers to a method of producing such valve assembly. <IMAGE> <IMAGE>
IPC 1-7
IPC 8 full level
F02M 51/06 (2006.01); F02M 61/12 (2006.01); F02M 61/16 (2006.01)
CPC (source: EP)
F02M 51/0671 (2013.01); F02M 61/12 (2013.01); F02M 61/168 (2013.01); F02M 61/161 (2013.01)
Citation (search report)
- [Y] US 4852803 A 19890801 - GASKELL DAVID J [GB]
- [Y] US 4552312 A 19851112 - OHNO YASUO [JP], et al
- [X] US 4903898 A 19900227 - KIND WILHELM [DE]
- [A] DE 10031573 A1 20020117 - BOSCH GMBH ROBERT [DE]
- [A] GB 2112455 A 19830720 - LUCAS IND PLC
- [A] EP 1262654 A1 20021204 - HITACHI LTD [JP], et al
- [XY] PATENT ABSTRACTS OF JAPAN vol. 2000, no. 04 31 August 2000 (2000-08-31)
Designated contracting state (EPC)
DE FR IT
DOCDB simple family (publication)
EP 1469191 A1 20041020; EP 1469191 B1 20090916; DE 60329269 D1 20091029
DOCDB simple family (application)
EP 03008590 A 20030414; DE 60329269 T 20030414