The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 11, 2006

Filed:

Aug. 24, 2005
Applicant:

Takahiko Oono, Hyogo, JP;

Inventor:

Takahiko Oono, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 69/54 (2006.01); F02M 69/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fuel pressure control apparatus for a multicylinder internal combustion engine includes fuel injection valves arranged one for each of M cylinders (M≧3), a fuel rail, a high pressure fuel pump performing N (≧2) fuel discharge strokes to the fuel rail during a fuel injection stroke makes a round of the cylinders, a fuel discharge amount control valve, an FF amount calculation section for calculating the fuel discharge amount based on the fuel injection amount, and a fuel discharge amount control section for determining the fuel discharge amount based on the FF amount and setting the drive timing of the fuel discharge amount control valve. The fuel injection amount multiplied by M/N is used as an FF amount in the fuel discharge amount three times while the fuel injection stroke makes a round of the cylinders.


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