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:
Feb. 07, 1984
Filed:
Dec. 31, 1981
Applicant:
Inventor:
Filippo Surace, Milan, IT;
Assignee:
Alfa Romeo S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
123339 ; 123407 ; 123418 ;
Abstract
The invention relates to a device for automatically adjusting the spark advance for controlling the idling r.p.m. in an internal combustion engine, of the type controlled by first sensor means connected by a first connection to the intake duct upstream of the throttle valve. Said device also comprises a second connection to said duct downstream of said valve, said second connection being controlled by a solenoid valve controlled by second sensor means for determining the engine rotational speed, and third sensor means for determining the throttle valve position.