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.
Patent No.:
Date of Patent:
Sep. 23, 1986
Filed:
Mar. 27, 1985
Applicant:
Inventors:
Osamu Abe, Katsuta, JP;
Noboru Sugiura, Mito, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
123425 ;
Abstract
A method and apparatus for controlling knocking in an internal combustion engine comprises the steps of detecting the knocking which occcurs in the internal combustion engine having a plurality of cylinders, correcting the ignition timing of a cylinder in which the knocking occurred, by a predetermined value based on the intensity of the knocking, and also correcting the ignition timing of the other cylinders by the predetermined value multiplied by certain coefficients.