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. 02, 2025
Filed:
Jul. 14, 2020
Zhejiang Geely Holding Group Co., Ltd, Zhejiang, CN;
Zhejiang Liankong Technologies Co., Ltd., Zhejiang, CN;
Peng Rao, Zhejiang, CN;
ZHEJIANG GEELY HOLDING GROUP CO., LTD, Hangzhou, CN;
ZHEJIANG LIANKONG TECHNOLOGIES CO., LTD., Ningbo, CN;
Abstract
An exhaust silencing device and system, a vehicle, and an exhaust silencing method. The exhaust silencing device comprises an air intake pipe (), a main exhaust silencing cylinder (), a main exhaust pipe (), a multi-way valve (), at least one auxiliary exhaust silencing device (), and at least one auxiliary exhaust pipe (); the multi-way valve () is in communication with the air intake pipe (), the main exhaust pipe (), and the auxiliary exhaust pipe (); the main exhaust silencing cylinder () has one end in communication with the multi-way valve () by means of the main exhaust pipe (), and another end in communication with the outside; and the auxiliary exhaust silencing device () has one end in communication with the multi-way valve () by means of the auxiliary exhaust pipe (), and another end in communication with the outside.