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:
May. 19, 2026
Filed:
Oct. 11, 2022
Qingdao Haier Laundry Electric Appliances Co., Ltd., Shandong, CN;
Haier Smart Home Co., Ltd., Shandong, CN;
QINGDAO HAIER LAUNDRY ELECTRIC APPLIANCES CO., LTD., Qingdao, CN;
HAIER SMART HOME CO., LTD., Qingdao, CN;
Abstract
A washing machine including a water container and a circulating filtration pipeline with a water inlet end and a water outlet end being connected to the water container. A pump assembly and a filtering device installed on the circulating filtration pipeline and having a water inlet, a filtered water outlet and a sewage outlet. A sewage pipeline receives sewage discharged from the sewage outlet. A control valve assembly that controls the washing machine to alternately execute a circulating filtration operation to perform a circulating filtration of water in the water container and a sewage discharge operation where the sewage in the filtering device is discharged into the sewage pipeline.