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:
Aug. 03, 2021
Filed:
Nov. 07, 2019
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Young-Kyu Oh, Gwacheon-si, KR;
Keum-Jin Park, Anyang-si, KR;
Assignees:
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02M 21/02 (2006.01); F02M 25/08 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0042 (2013.01); F02M 21/0215 (2013.01); F02M 25/0836 (2013.01);
Abstract
A mixed fuel amount control system applying active purging includes: a fuel tank in which biofuel and fossil fuel are mixed and stored, an active purging device to supply an evaporated gas evaporated in the fuel tank to an intake pipe, and a concentration sensor to sense a mixing ratio of the biofuel stored in the fuel tank changes. In particular, the flow rate and the concentration of the evaporated gas of the fuel tank flowing into the intake pipe are changed according to a mixing ratio of biofuel and fossil fuel.