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:
Dec. 01, 1987
Filed:
Jun. 09, 1986
Applicant:
Inventors:
Valerio Bianchi, Crespellano, IT;
Carlo Conticelli, Bologna, IT;
Assignee:
Weber S.p.A., Turin, IT;
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123339 ; 123325 ; 123327 ; 123341 ;
Abstract
A system for automatically controlling the idling speed of an internal combustion engine, comprising a valve, for supplying an adjustable quantity of additional air, and means for controlling the setting of the valve as a function of the detected speed of the engine and comparison with an idling speed range, and as a function of the detected pressure in the intake manifold and comparison with a value equivalent to the required air supply.