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:
Oct. 17, 1978
Filed:
Dec. 21, 1976
Applicant:
Inventors:
Andre Douaud, Puteaux, FR;
Joseph Rialan, Meudon, FR;
Assignee:
Institut Francais du Petrole, , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02P / ; F02P / ;
U.S. Cl.
CPC ...
1231 / ; 1231 / ; 1231 / ;
Abstract
This device comprises, in combination, means generating a digital value equal to the difference between a number of cycles of the engine and the number of knockings detected during the period of said cycles and means controlling the spark advance point in response to said difference.