Fuel supply apparatus and fuel pressure regulating method for internal combustion engine

When an engine operation is stopped, a bypass passage returning fuel in a fuel supply passage into a fuel tank is opened to return a part of the fuel in the fuel supply passage, and a fuel pressure in the fuel supply passage is lowered to a predetermined fuel pressure higher than the atmospheric pre...

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Bibliographic Details
Main Authors YAMADA HIROSHI, SEKIYA NOBUAKI
Format Patent
LanguageEnglish
Published 29.05.2007
Subjects
BLASTING
COMBUSTION ENGINES
CONTROLLING COMBUSTION ENGINES
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF
WEAPONS
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Summary:When an engine operation is stopped, a bypass passage returning fuel in a fuel supply passage into a fuel tank is opened to return a part of the fuel in the fuel supply passage, and a fuel pressure in the fuel supply passage is lowered to a predetermined fuel pressure higher than the atmospheric pressure, to be regulated.
Bibliography:Application Number: US20040936803