Patents by Inventor Linlin REN

Linlin REN 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).

  • FLOOR BRUSH AND CLEANING DEVICE
    Publication number: 20260033693
    Abstract: The disclosure provides a floor brush which includes a rolling brush, a cover component and a suction nozzle component. The rolling brush is configured for rotating in a preset direction. The cover component is detachably connected with the floor brush and is configured for covering part of the rolling brush. The suction nozzle component includes a panel and a suction port located in the panel and communicated with a suction source, the suction nozzle component is located below the cover component, and the suction nozzle component is detachably connected with the floor brush. The suction nozzle component in the disclosure is detachably connected with the floor brush, so that the suction nozzle component is able to be disassembled from the floor brush for cleaning, and it is not necessary to move the whole floor brush when the suction nozzle component is cleaned, thus bringing convenience for a user to operate.
    Type: Application
    Filed: August 20, 2025
    Publication date: February 5, 2026
    Applicant: SHANGHAI ZIDONG TECHNOLOGY CO., LTD.
    Inventors: Hongchao SHI, Yangyang SHEN, Linlin REN, Weidong LU
  • Floor Brush and Cleaning Device
    Publication number: 20260000262
    Abstract: The disclosure provides a floor brush which includes a rolling brush, a cover component and a suction nozzle component. The rolling brush is configured for rotating in a preset direction. The cover component is detachably connected with the floor brush and is configured for covering part of the rolling brush. The suction nozzle component includes a panel and a suction port located in the panel and communicated with a suction source, the suction nozzle component is located below the cover component, and the suction nozzle component is detachably connected with the floor brush. The suction nozzle component in the disclosure is detachably connected with the floor brush, so that the suction nozzle component is able to be disassembled from the floor brush for cleaning, and it is not necessary to move the whole floor brush when the suction nozzle component is cleaned, thus bringing convenience for a user to operate.
    Type: Application
    Filed: March 30, 2023
    Publication date: January 1, 2026
    Inventors: Hongchao SHI, Yangyang SHEN, Linlin REN, Weidong LU