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. 01, 2020
Filed:
Sep. 10, 2019
Hyundai Motor Company, Seoul, KR;
Hyundai Kefico Corporation, Gunpo-si, KR;
Kia Motors Corporation, Seoul, KR;
Jin Woo Choung, Suwon-si, KR;
Chang Hwan Kim, Seongnam-si, KR;
SungJae Kim, Gwacheon-si, KR;
SooMin Lee, Seongnam-si, KR;
Hyundai Motor Company, Seoul, KR;
Hyundai Kefico Corporation, Gunpo-si, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
A catalyst oxygen purge control method may include a catalyst oxygen purge control method during a cold engine period of a catalyst oxygen purge control apparatus which includes a three way catalytic converter through which an exhaust gas combusted when air and fuel are mixed in a combustion chamber is exhausted and the exhaust gas passes, wherein the method includes determining whether a fuel cut condition of an injector which injects the fuel to the combustion chamber is satisfied, performing fuel cut of the injector when the fuel cut condition is satisfied, measuring an oxygen storage capacity of the three way catalyst, and adjusting an oxygen purge time based on the measured oxygen storage capacity.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile