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:
Sep. 19, 2023
Filed:
May. 13, 2020
Applicant:
Vitesco Technologies Gmbh, Hanover, DE;
Inventor:
Thierry Collet, Toulouse, FR;
Assignee:
VITESCO TECHNOLOGIES GMBH, Hanover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/08 (2006.01); B01D 53/04 (2006.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F02M 25/0809 (2013.01); B01D 53/0407 (2013.01); F02D 41/003 (2013.01); F02M 25/0836 (2013.01); B01D 2253/102 (2013.01); B01D 2259/4516 (2013.01); B01D 2259/4566 (2013.01);
Abstract
A fuel vapor emissions control device includes: —an absorbent filter; —a purge circuit including: a pump equipped with an intake and with a delivery outlet; an upstream duct; and a downstream duct. The pump includes an intake chamber into which the intake opens. The upstream duct is connected by one of its ends to the absorbent filter and via the other of its ends opens into the intake chamber. The downstream duct includes a double tubular wall defining two separate conduits.