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:
Jun. 02, 1992
Filed:
May. 29, 1990
Applicant:
Inventors:
Minoru Ohsuga, Katsuta, JP;
Toshiharu Nogi, Katsuta, JP;
Teruo Yamauchi, Farmington Hills, MI (US);
Yoshishige Ohyama, Katsuta, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123478 ; 123494 ;
Abstract
An air-fuel mixture supply apparatus for a internal combustion engine in which the quantity of air sucked into each cylinder is measured and fuel of the quantity proportional to the measured air quantity is supplied into the measured air flow to thereby control the concentration of the air-fuel mixture exactly.