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:
Oct. 11, 1994

Filed:

Apr. 23, 1993
Applicant:
Inventors:

Kenichi Maeda, Wako, JP;

Yuichi Shimasaki, Wako, JP;

Eitetsu Akiyama, Wako, JP;

Takashi Hisaki, Wako, JP;

Shigeru Maruyama, Wako, JP;

Masaki Kanehiro, Wako, JP;

Takuji Ishioka, Wako, JP;

Kazutomo Sawamura, Wako, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ; F02P / ;
U.S. Cl.
CPC ...
123492 ; 123493 ;
Abstract

A fuel supply control system which controls an amount of fuel supplied to an internal combustion engine. An ECU detects a value related to an amount of combustion ions generated within cylinders. The detected value is compared with a predetermined value, and the amount of fuel supplied to the engine is corrected based upon the comparison result, when the engine is in a transient operating condition, such as acceleration and deceleration, whereby the responsiveness of the air-fuel ratio feedback control is enhanced to improve drivability and exhaust emission characteristics.


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