Patents by Inventor Liqiang LEI

Liqiang LEI 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).

  • Miniature electromagnetic water pump
    Patent number: 11971023
    Abstract: The present utility model relates to the technical field of water pumps, and more particularly, to a miniature electromagnetic water pump, which includes a pump body, a magnetic core plunger device installed in the pump body, an electromagnetic device sleeved outside the pump body, and a throttle valve device connected with the magnetic core plunger device, the magnetic core plunger device is used to pump the liquid outside the pump body to the throttle valve device, the electromagnetic device generates a pulsed electromagnetic field to push the magnetic core plunger device to reciprocate in the pump body, the miniature electromagnetic water pump of the present utility model has the advantages of stable liquid output and good liquid flow continuity.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: April 30, 2024
    Assignee: ShenZhen CNHT Limited Company
    Inventors: Yingshen Xiong, Liqiang Lei, Wu Zhou, Huanlu Lu
  • MINIATURE ELECTROMAGNETIC WATER PUMP
    Publication number: 20220275795
    Abstract: The present utility model relates to the technical field of water pumps, and more particularly, to a miniature electromagnetic water pump, which includes a pump body, a magnetic core plunger device installed in the pump body, an electromagnetic device sleeved outside the pump body, and a throttle valve device connected with the magnetic core plunger device, the magnetic core plunger device is used to pump the liquid outside the pump body to the throttle valve device, the electromagnetic device generates a pulsed electromagnetic field to push the magnetic core plunger device to reciprocate in the pump body, the miniature electromagnetic water pump of the present utility model has the advantages of stable liquid output and good liquid flow continuity.
    Type: Application
    Filed: July 23, 2019
    Publication date: September 1, 2022
    Inventors: Yingshen XIONG, Liqiang LEI, WU ZHOU, Huanlu LU