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:
Apr. 09, 1985
Filed:
Aug. 05, 1983
Applicant:
Inventors:
Luigi Bernardoni, Tradate, IT;
Umberto Invernizzi, Milan, IT;
Assignee:
Alfa Romeo Auto S.p.A., Naples, IT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123 / ; 123 / ;
Abstract
This invention relates to a diesel engine with an effective compression ratio substantially equal to the geometrical compression ratio, the individual intake ducts of said engine being fitted with automatic non-return valves arranged to prevent air flowing to the outside, and disposed immediately upstream of and in series with the normal intake valves.