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:
Mar. 31, 1987
Filed:
May. 07, 1985
Applicant:
Inventors:
Nobuyuki Kobayashi, Toyota, JP;
Takashi Hattori, Toyota, JP;
Katsunori Yagi, Toyoake, JP;
Toshimitsu Ito, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ; F02D / ; G01M / ;
U.S. Cl.
CPC ...
123489 ; 123 4102 ; 123417 ; 123571 ; 73116 ;
Abstract
In an internal combustion engine, the concentration of a specific composition is detected, and the fluctuation thereof is calculated. Surging in the engine is detected by comparing the calculated fluctuation with a predetermined value.