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:
Jul. 23, 1991
Filed:
Jun. 08, 1989
Applicant:
Inventors:
Jean-Pierre Maissant, Rueil Malmaison, FR;
Jean-Luc Blanchard, Rueil Malmaison, FR;
Assignee:
Institut Francais du Petrol, Rueil Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123 / ; 123 / ; 123 / ;
Abstract
A method and device for introducing a carburetted mixture into a first cylinder of an internal combustion engine under pressure, this engine comprising at least one other cylinder with a pump crankcase, further comprising a connecting duct between the crankcase and the first cylinder, with an angular non zero shift between the cycle of each of the cylinders, and at least one of the gas transfer ports of said other cylinder is positioned so that a back-flow occurs therein during a part of the cycle.