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:
Jan. 10, 2023
Filed:
Dec. 07, 2018
Applicant:
Qingdao Haier Co., Ltd., Qingdao, CN;
Inventors:
Assignee:
QINGDAO HAIER CO., LTD., Qingdao, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 39/00 (2006.01); F25D 17/06 (2006.01);
U.S. Cl.
CPC ...
F04B 39/0061 (2013.01); F25D 17/062 (2013.01); F25D 2201/30 (2013.01); F25D 2317/043 (2013.01);
Abstract
A muffler comprises a housing enclosed to form a hollow cavity, the cavity comprises a cylindrical chamber and a rectangular parallelepiped chamber, wherein one of bottom surfaces of the cylindrical chamber is connected with a first surface of the rectangular parallelepiped chamber, the cylindrical chamber communicates with an interior of the rectangular parallelepiped chamber, and the cylindrical chamber is provided with an air inlet and an air outlet.