Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
FUEL INJECTION DEVICE WITH A SOLENOID VALVE WHICH HAS BOTH A LAMINAR AND A TURBULENT DAMPING THROTTLE
Document Type and Number:
WIPO Patent Application WO2001050008
Kind Code:
A3
Abstract:
The invention relates to a fuel injection device for internal combustion engines with a solenoid valve (24) which has a damping chamber (40) and a relief chamber (41). Said chambers are hydraulically connected by both a laminar and a turbulent damping throttle (39, 51). This reduces the ripple of the characteristic curves of the fuel injection system, thus improving its operation.

Inventors:
GARTNER BERNHARD (DE)
Application Number:
PCT/DE2000/004587
Publication Date:
February 14, 2002
Filing Date:
December 22, 2000
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
BOSCH GMBH ROBERT (DE)
GARTNER BERNHARD (DE)
International Classes:
F02M41/12; F02M41/14; F02M61/16; F02M47/00; F02M59/46; F02M61/10; F02M63/00; (IPC1-7): F02M59/46; F02M41/14
Domestic Patent References:
WO1997040272A11997-10-30
Foreign References:
US4646976A1987-03-03
Other References:
See also references of EP 1196688A2
Download PDF: