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:
Aug. 20, 1985

Filed:

May. 17, 1984
Applicant:
Inventors:

Ichiro Kudo, Higashikurume, JP;

Yoshiaki Kasai, Kiyose, JP;

Masaharu Yuasa, Fujisawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
123425 ; 123435 ;
Abstract

A system is provided with a sensor for sensing the vibration of the engine, and control means responsive to an output of the sensor at a condition of knocking in the engine and for producing a knock signal. A control means is provided responsive to the knock signal for enriching the air-fuel mixture supplied to the engine so as to prevent the knocking. The system further comprises an ignition timing control system responsive to the knock signal for retarding the ignition timing.


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