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. 14, 2023
Filed:
Mar. 26, 2020
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Xavier Gautrot, Rueil-Malmaison, FR;
Julien Trost, Rueil-Malmaison, FR;
Martin Ritter, Rueil-Malmaison, FR;
Arnaud Krieger, Rueil-Malmaison, FR;
Sebastien Charmasson, Rueil-Malmaison, FR;
IFP Energies nouvelles, Rueil-Malmaison, FR;
Abstract
The present invention relates to a gas intake device () for a cylinder of an internal-combustion engine. The gas intake device comprises two intake pipes (), two intake valves (), two intake valve calibration parts () and, in each intake pipe (), means for forming an aerodynamic gas motion of tumble type in the cylinder. Furthermore, for each intake pipe (), the intersection between intake pipe () and calibration part () occurs along a line non-parallel to the plane of the fire face. Besides, the inclination angle of this intersection is different for each pipe ().