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:
May. 02, 1989
Filed:
May. 06, 1987
Applicant:
Inventors:
Kenji Ikeura, Zushi, JP;
Yoshihisa Kawamura, Yokusuka, JP;
Masami Nagano, Katsuta, JP;
Seiji Suda, Mito, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Nissan Motor Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123435 ; 123336 ;
Abstract
An engine control apparatus for assuring stabilized operating performance by detecting the combustion state of gas mixture within an engine cylinder and determining the amount of air supplied to the cylinder in dependence on the detected combustion state.