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:
Mar. 02, 2021
Filed:
Sep. 21, 2018
Applicant:
Vitesco Technologies Gmbh, Hannover, DE;
Inventor:
Thomas Pichler, Munich, DE;
Assignee:
VITESCO TECHNOLOGIES GMBH, Hannover, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02M 25/08 (2006.01);
U.S. Cl.
CPC ...
F02D 41/003 (2013.01); F02D 41/0045 (2013.01); F02M 25/0836 (2013.01); F02M 25/0872 (2013.01);
Abstract
Various embodiments include a method for controlling a tank ventilation valve connected to an intake tract of a turbocharged internal combustion engine via two flush lines, wherein each of the two flush lines includes a respective check valve including: checking whether the respective check valves are in a toggling range; and if the respective check valves are in the toggling range, at least partially closing the tank ventilation valve.