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:
Feb. 04, 2020

Filed:

Nov. 23, 2015
Applicant:

Qingdao Haier Washing Machine Co., Ltd., Qingdao, Shandong, CN;

Inventors:

Peishi Lv, Shandong, CN;

Lin Yang, Shandong, CN;

Gangjin Zhang, Shandong, CN;

Yun Tian, Shandong, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 39/08 (2006.01); F16K 15/04 (2006.01); F16K 31/44 (2006.01);
U.S. Cl.
CPC ...
D06F 39/08 (2013.01); F16K 15/04 (2013.01); F16K 31/44 (2013.01);
Abstract

A washing machine drainage structure for a washing machine, in which there is not water between an inner tub and an outer tub in washing and rinsing processes, includes comprises a ball valve and a driving device for controlling opening and closing of the ball valve, a drainage outlet is arranged at a bottom wall of an inner tub, a water inlet end of the ball valve is communicated with the drainage outlet, and the ball valve is driven by the driving device to be closed in the washing and rinsing processes and opened in draining and dehydrating processes. According to the drainage structure, the ball valve is driven by the driving device to be closed or opened so as to close or open the drainage outlet, thereby implementing drainage; and the drainage structure has a simple structure and is convenient to be mounted.


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