Title:
FUEL SUPPLY METHOD AND APPARATUS THEREOF FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2003184591
Kind Code:
A
Abstract:
To suppress an injector from being built in a large body and allow a response of the injector and a driving circuit thereof to a high pressure to be disused in a fuel supply method for supplying fuel from the injector to an engine by selecting an LPG fuel or a gasoline fuel as appropriately.
The fuel supply method supplies the engine with fuel from the injector by appropriately selecting either the LPG fuel or the gasoline fuel. The gasoline fuel is selected when a fuel pressure of the LPG fuel in an LPG fuel supply circuit exceeds a predetermined value. Thereafter, the LPG fuel is selected when the fuel pressure of the LPG fuel in the LPG fuel supply circuit is decreased to a level slightly lower than the predetermined value.
Inventors:
TSUJINO MUTSUMI
OMURA FUSAJI
SATO TORU
SAIKI TOSHISHIGE
UCHIDA MITSUNORI
OMURA FUSAJI
SATO TORU
SAIKI TOSHISHIGE
UCHIDA MITSUNORI
Application Number:
JP2001388883A
Publication Date:
July 03, 2003
Filing Date:
December 21, 2001
Export Citation:
Assignee:
AISAN IND
TOYOTA MOTOR CORP
NIPPON SOKEN
TOYOTA MOTOR CORP
NIPPON SOKEN
International Classes:
F02M21/02; F02D19/06; F02D45/00; F02M37/00; (IPC1-7): F02D19/06; F02D45/00; F02M21/02; F02M37/00
Attorney, Agent or Firm:
Hasegawa Yoshimichi