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:
Jan. 22, 1991
Filed:
Feb. 07, 1989
Applicant:
Inventors:
Silverio Bonfiglioli, Zola Predosa, IT;
Massimo Fato, Modena, IT;
Assignee:
Weber S.r.l., Turin, IT;
Primary Examiner:
Int. Cl.
CPC ...
F02D / ; F02D / ; F02D / ;
U.S. Cl.
CPC ...
123479 ; 123480 ; 123478 ; 123488 ; 123489 ;
Abstract
An electronic fuel injection system for an internal combustion engine comprising an electronic control system having a central processing unit for detecting engine speed, throttle setting regulating air supply to the engine, exhaust gas concentrations, and for controlling fuel injection. The central processing unit also calculates an open basic injection time, corrected by sensors for engine cooling water and air supply temperature and a closed-loop injection time using an exhaust gas sensor.