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. 08, 1979
Filed:
May. 05, 1977
Applicant:
Inventors:
Masaharu Asano, Yokosuka, JP;
Mitsuhiko Ezoe, Yokosuka, JP;
Assignee:
Nissan Motor Company, Limited, Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
1231 / ; 123 / ;
Abstract
A control means is provided in an electronic closed loop air-fuel ratio control system for use with an internal combustion engine, which means controls a time constant of an integrator or a proportional constant of a proportional element of the system so as to optimally control the air-fuel ratio.