Title:
FUEL INJECTION VALVE
Document Type and Number:
WIPO Patent Application WO2002031353
Kind Code:
A8
Abstract:
The invention relates to a fuel injection valve (1) for fuel injection systems of internal combustion engines. Said fuel injection valve comprises a valve needle (3) and a valve closing body (4), which is interactively connected to the valve needle and which interacts with a valve seat surface (6) inside a valve seat body (5) in order to effect a tight seat. The fuel injection valve also comprises at least one turbulence-generating element that is arranged upstream from the tight seat inside the valve seat body (5). The turbulence-generating element consists of one or more turbulence channels (36), which is/are open toward the upstream side (33) of the valve seat body (5) and which is/are inserted into said upstream side (33) of the valve seat body (5).
Inventors:
SEBASTIAN THOMAS (DE)
POHLMANN JENS (DE)
MAIER MARTIN (DE)
DANTES GUENTER (DE)
NOWAK DETLEF (DE)
HEYSE JOERG (DE)
SCHLERFER JOERG (DE)
POHLMANN JENS (DE)
MAIER MARTIN (DE)
DANTES GUENTER (DE)
NOWAK DETLEF (DE)
HEYSE JOERG (DE)
SCHLERFER JOERG (DE)
Application Number:
PCT/DE2001/003889
Publication Date:
February 05, 2004
Filing Date:
October 15, 2001
Export Citation:
Assignee:
BOSCH GMBH ROBERT (DE)
SEBASTIAN THOMAS (DE)
POHLMANN JENS (DE)
MAIER MARTIN (DE)
DANTES GUENTER (DE)
NOWAK DETLEF (DE)
HEYSE JOERG (DE)
SCHLERFER JOERG (DE)
SEBASTIAN THOMAS (DE)
POHLMANN JENS (DE)
MAIER MARTIN (DE)
DANTES GUENTER (DE)
NOWAK DETLEF (DE)
HEYSE JOERG (DE)
SCHLERFER JOERG (DE)
International Classes:
F02M51/06; F02M51/08; F02M61/12; F02M61/16; F02M61/18; F02B75/12; (IPC1-7): F02M61/16; F02M61/18; F02M51/06
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