Patents by Inventor Shengwei YAO

Shengwei YAO 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).

  • Publication number: 20220395868
    Abstract: A cleaning roller device is provided. The cleaning roller device comprises a transversely-arranged cleaning roller, a roller bearing device, and a roller driving device capable of driving the cleaning roller to rotate around the central axis of the cleaning roller on the roller bearing device, wherein a front-end central pipe and a rear-end central pipe are respectively arranged along the front-end central axis and the rear-end central axis of the cleaning roller and are respectively connected to rotary joints. The rotary joints are used for respectively connecting external pipelines communicated with a water source and a steam source; the front end of the cleaning roller is provided with a solid barrel fragment outlet and a barrel fragment outlet sealing cover, and the rear end of the cleaning roller is provided with a liquid outlet; a feed port is formed in the wall of the cleaning roller.
    Type: Application
    Filed: May 6, 2022
    Publication date: December 15, 2022
    Applicant: Shaoxing Fengdeng Environmental Protection Co., Ltd.
    Inventors: Lei ZHANG, Xin CHEN, Bin HAN, Shengwei YAO, Jiangming LV, He YANG