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.

Date of Patent:
Sep. 28, 2021

Filed:

Aug. 06, 2019
Applicant:

Hyundai Kefico Corporation, Gunpo-si, KR;

Inventors:

Dae-Gun Lee, Anyang-si, KR;

Yang-Joo Ko, Seongnam-si, KR;

Kyeong-Hyeon Kim, Anyang-si, KR;

Jung-Taek Kim, Bucheon-si, KR;

Ki-Won Sung, Seoul, KR;

Seung-Tae Lee, Seoul, KR;

Assignee:

HYUNDAI KEFICO CORPORATION, Gyeonggi-do, KR;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 11/00 (2006.01); G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
F01N 11/007 (2013.01); G01N 33/0009 (2013.01); F01N 2560/025 (2013.01);
Abstract

The proposed technology relates to an oxygen sensor for a vehicle, the oxygen sensor including a housing, a sleeve coupled to the housing, a sensor element configured to determine an oxygen concentration and provided within an inner space defined by the housing and the sleeve, a contact terminal connected to the sensor element, a contact bush including an upper bush and a lower bush, and a positioning unit coupled with the contact bush and maintaining a gap between a circumference of the contact bush and an inner side surface of the sleeve. In particular, the contact bush is coupled with the sensor element and the terminal at the center of the sleeve, and movement due to external impact is prevented.


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