Patents by Inventor Fazhu LIU

Fazhu LIU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Water drainage valve for dual-drum clothes washing machine, and dual-drum clothes washing machine using water drainage valve
    Patent number: 11390976
    Abstract: Provided are a water drainage valve for a double drum washing machine and a double drum washing machine using the water drainage valve. The water drainage valve includes a first water drainage valve body connected to a first outer drum and a second water drainage valve body connected to a second outer drum, and valve plugs disposed within water drainage valve bodies. The valve plugs include a first valve plug inside the first water drainage valve body and a second valve plug inside the second water drainage valve body, and a drive assembly connected to the first valve plug and the second valve plug. The drive assembly is configured to drive the first valve plug to move to control the first water drainage valve body to open or close and drive the second valve plug to move to control the second water drainage valve body to open or close. And the first water drainage valve body is in a closed state when the second water drainage valve body is in an open state.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: July 19, 2022
    Assignee: CHONGQING HAIER ROLLER WASHING MACHINE CO., LTD
    Inventors: Wenwei Li, Xiao Ning, Xinguo Tian, Fazhu Liu
  • Water Drainage Valve for Dual-Drum Clothes Washing Machine, and Dual-Drum Clothes Washing Machine Using Water Drainage Valve
    Publication number: 20210102331
    Abstract: Provided are a water drainage valve for a double drum washing machine and a double drum washing machine using the water drainage valve. The water drainage valve includes a first water drainage valve body connected to a first outer drum and a second water drainage valve body connected to a second outer drum, and valve plugs disposed within water drainage valve bodies. The valve plugs include a first valve plug inside the first water drainage valve body and a second valve plug inside the second water drainage valve body, and a drive assembly connected to the first valve plug and the second valve plug. The drive assembly is configured to drive the first valve plug to move to control the first water drainage valve body to open or close and drive the second valve plug to move to control the second water drainage valve body to open or close. And the first water drainage valve body is in a closed state when the second water drainage valve body is in an open state.
    Type: Application
    Filed: April 12, 2018
    Publication date: April 8, 2021
    Inventors: Wenwei LI, Xiao NING, Xinguo TIAN, Fazhu LIU