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:
Jun. 30, 2026
Filed:
Feb. 02, 2024
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Sejong Ind. Co., Ltd., Ulsan, KR;
Ki Ho Park, Hwaseong-si, KR;
Jong Yeol Lee, Bucheon-si, KR;
Jun Ho Jang, Yongin-si, KR;
Hyun Soo Kim, Ulsan, KR;
Abstract
In an embodiment, a silencer of a vehicle's exhaust system for a fuel cell system is capable of reducing high-frequency noise and reducing noise generated from a drain, wherein the silencer includes a housing having an inlet and an outlet, a perforated tube located in the housing, the perforated tube having a plurality of through-holes, at least one baffle interposed between the housing and the perforated tube to partition a space between the housing and the perforated tube into a plurality of resonance chambers, and a cover installed in the housing to support the perforated tube and to partition the most downstream resonance chamber.