Patents by Inventor Donghsheng ZHANG

Donghsheng ZHANG 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).

  • Pressure flushing system and toilet
    Patent number: 11773576
    Abstract: A pressure flushing system including a first container and a second container, and a communicating member that communicates with the first container and the second container; the first container is formed with a first water inlet and a drain, water flows into the first container from the first water inlet, and water in the second container flows in from the first container by means of the communicating member; gas in the first container and the second container is gradually compressed and stored in an upper part of the second container during a water intake process, and the compressed gas pushes the water in the first container and the second container to be discharged from the drain when draining. The present invention solves the disadvantages of the large volume and inconvenient installation of pressure water tank that have existing structures, and has the characteristics of a small volume and flexible installation.
    Type: Grant
    Filed: September 29, 2019
    Date of Patent: October 3, 2023
    Inventors: Bingxing Huang, Jun Huang, Donghsheng Zhang, Xiping Li, Jianfu Wu, Jinding Dai
  • Pressure flushing system and toilet
    Publication number: 20220243440
    Abstract: A pressure flushing system including a first container and a second container, and a communicating member that communicates with the first container and the second container; the first container is formed with a first water inlet and a drain, water flows into the first container from the first water inlet, and water in the second container flows in from the first container by means of the communicating member; gas in the first container and the second container is gradually compressed and stored in an upper part of the second container during a water intake process, and the compressed gas pushes the water in the first container and the second container to be discharged from the drain when draining. The present invention solves the disadvantages of the large volume and inconvenient installation of pressure water tank that have existing structures, and has the characteristics of a small volume and flexible installation.
    Type: Application
    Filed: September 29, 2019
    Publication date: August 4, 2022
    Inventors: Bingxing HUANG, Jun HUANG, Donghsheng ZHANG, Xiping LI, Jianfu WU, Jinding DAI