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:
Mar. 14, 2000

Filed:

Mar. 03, 1998
Applicant:
Inventor:

Chitoshi Saito, Hamamatsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123457 ; 123516 ;
Abstract

A fuel injection system for supplying fuel from a fuel source to an internal combustion engine having at least one combustion chamber, the engine preferably powering an outboard motor, is disclosed. The fuel injection system comprises at least one fuel injector for supplying fuel to the combustion chamber of the engine, a pump delivering fuel at high pressure to at least one fuel rail arranged to deliver fuel under high pressure to the at least one fuel injector, a pressure sensor for detecting a pressure of the fuel in the fuel rail, and a valve controlling a by-pass passage through which a portion of the fuel pumped by the pump may be selectively diverted away from the fuel rail, based upon the fuel pressure detected by the pressure sensor.


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