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:
Jun. 15, 1993

Filed:

Aug. 05, 1992
Applicant:
Inventors:

Kazuo Suzuki, Saitama, JP;

Fusao Tachibana, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123478 ; 123463 ; 123494 ;
Abstract

A pressure sensor is provided in a fuel supply line for detecting fuel pressure for generating a pressure signal. The pressure signal is compared with a predetermined pressure value dependent on operating conditions of an engine. Amount of fuel injected into the engine is decreased when the pressure signal is higher than the predetermined pressure value, or the amount of fuel is increased when the pressure signal is lower than the predetermined pressure value for effectively preventing the engine from damaging.


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