EP 0348786 A3 19900822 - ELECTROMAGNETIC FUEL-INJECTION VALVE
Title (en)
ELECTROMAGNETIC FUEL-INJECTION VALVE
Publication
Application
Priority
DE 3821776 A 19880628
Abstract (en)
[origin: EP0348786A2] In a fuel-injection valve with a minimum of two nozzle apertures (21, 21', 21'') in the base of an internal chamber (20, 20', 20'') which is enclosed by the valve seat (19, 19', 19'') and whose depth = 1/4 of the inside diameter of the valve seat (19, 19', 19''), this internal chamber (20, 20', 20'') has a very small "dead volume". To protect the nozzle apertures (21, 21', 21'') from deposits an outer chamber (24, 24', 24'') with an outlet aperture is post-connected to these. <IMAGE>
IPC 1-7
IPC 8 full level
F02M 51/06 (2006.01); F02M 51/08 (2006.01); F02M 61/18 (2006.01)
CPC (source: EP)
F02M 51/0667 (2013.01); F02M 51/08 (2019.01); F02M 61/1806 (2013.01); F02M 61/1853 (2013.01)
Citation (search report)
- [Y] WO 8707334 A2 19871203 - BOSCH GMBH ROBERT [DE]
- [Y] EP 0197567 A2 19861015 - ALFA ROMEO SPA [IT]
- [Y] US 4657189 A 19870414 - IWATA MINORU [JP], et al
- [Y] GB 2057193 A 19810325 - ALFA ROMEO SPA
- [A] DE 8709111 U1 19870917
- [A] FR 2436887 A1 19800418 - NISSAN MOTOR [JP]
- [A] GB 400836 A 19331102 - SCHWEIZERISCHE LOKOMOTIV
- [A] US 4139158 A 19790213 - UCHIDA KAZUO
- [A] GB 2034816 A 19800611 - MASCHF AUGSBURG NUERNBERG AG
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0348786 A2 19900103; EP 0348786 A3 19900822; EP 0348786 B1 19920826; DE 58902133 D1 19921001
DOCDB simple family (application)
EP 89111120 A 19890619; DE 58902133 T 19890619