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:
Oct. 28, 1986
Filed:
Sep. 26, 1984
Applicant:
Inventors:
Tooru Okada, Kameoka, JP;
Takanao Yokoyama, Nagaokakyo, JP;
Atsushi Ueda, Himeji, JP;
Toshio Iwata, Himeji, JP;
Assignees:
Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02P / ; F02D / ;
U.S. Cl.
CPC ...
123425 ; 123435 ; 123564 ; 123 / ;
Abstract
A control apparatus for an internal combustion engine operable on fuels of different octane numbers implements automatic control when the engine knocks to correct the ignition timing preset in accordance with the octane number of the fuel in use to the retarded side so that the engine operates under the optimum condition. This automatic control enhances engine output and drivability, prevents engine fracture and saves fuel cost.