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:
May. 03, 2022

Filed:

Dec. 06, 2018
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Sang-Ho Lee, Andong-Si, KR;

Ju-Hyun Kim, Suwon-si, KR;

Il-Won Jung, Gwangju, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/00 (2010.01); F01N 1/16 (2006.01); G10K 11/162 (2006.01);
U.S. Cl.
CPC ...
F01N 13/007 (2013.01); F01N 1/166 (2013.01); F01N 1/168 (2013.01); G10K 11/162 (2013.01); F01N 2260/20 (2013.01);
Abstract

A muffler having a movable baffle may include a housing where an input pipe into which exhaust gas is flowed from an engine and an output pipe through which the exhaust gas is expelled to atmosphere are disposed, a baffle which is configured to be slidable along the longitudinal direction of the housing and divides the space of the housing, baffle moving means for moving the baffle to an arbitrary position within a predetermined range along the longitudinal direction of the housing, and a controller which data for determining whether to move the baffle or not is input thereto when the engine is driven, determines whether to move the baffle or not by use of the input data and controls the baffle moving means when the baffle is determined to be moved.


Find Patent Forward Citations

Loading…