Title:
FUEL INJECTION VALVE
Document Type and Number:
WIPO Patent Application WO2002031352
Kind Code:
A3
Abstract:
The invention relates to a fuel injection valve (1), for fuel injection units on internal combustion engines, comprising a valve needle (3) and a valve closing body (4), connected to the above, which co-operates with a valve seat surface (6), arranged on a valve seat body (5), to give a sealing seat and at least one swirl-inducing element arranged in the valve seat body (5) upstream of the sealing seat. One or several swirl channels (36), open to the upstream side (33) of the valve seat body (5), are arranged in the upstream side (33) of the valve seat body (5) as swirl-inducing elements.
Inventors:
DANTES GUENTER (DE)
KOWAK DETLEF (DE)
KOWAK DETLEF (DE)
Application Number:
PCT/DE2001/003913
Publication Date:
August 08, 2002
Filing Date:
October 15, 2001
Export Citation:
Assignee:
BOSCH GMBH ROBERT (DE)
DANTES GUENTER (DE)
KOWAK DETLEF (DE)
DANTES GUENTER (DE)
KOWAK DETLEF (DE)
International Classes:
F02M51/08; F02M61/16; F02M61/18; (IPC1-7): F02M61/04; F02M61/06; F02M61/16
Foreign References:
| DE4131499C1 | 1993-04-08 | |||
| DE4231448C1 | 1993-10-21 | |||
| GB2170269A | 1986-07-30 | |||
| US5979801A | 1999-11-09 | |||
| EP1026393A2 | 2000-08-09 | |||
| EP1036933A2 | 2000-09-20 | |||
| DE19907860A1 | 2000-03-02 |
Other References:
See also references of EP 1328720A2
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