Patents by Inventor Zhian Zheng

Zhian Zheng 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).

  • Patent number: 11814238
    Abstract: A dry powder spray bottle includes a bottle body. The bottle body includes an outer bottle and an inner bottle, a piston and a one-way air inlet valve are sequentially arranged between the inner bottle and the outer bottle, a powder storage cavity is formed above the piston, and an airbag structure is formed between the one-way air inlet valve and the outer bottle. A rotating powder stirring mechanism is provided between the inner bottle and the outer bottle. A one-way valve is provided in the powder stirring mechanism, and when the head cap is pressed, the one-way valve opens, and gas in the airbag structure is delivered to the inner bottle through the one-way valve and sprayed out from the head cap together with dry powders, and a sealing mechanism which can close a powder outlet passage is provided between the head cap and the inner bottle.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: November 14, 2023
    Assignee: Yuyao Doucai Plastic Industrial Co., Ltd.
    Inventors: Zhian Zheng, Lijiang Xu, Yinlong Xu, Jiefeng Zhou
  • Publication number: 20230202742
    Abstract: A dry powder spray bottle includes a bottle body. The bottle body includes an outer bottle and an inner bottle, a piston and a one-way air inlet valve are sequentially arranged between the inner bottle and the outer bottle, a powder storage cavity is formed above the piston, and an airbag structure is formed between the one-way air inlet valve and the outer bottle. A rotating powder stirring mechanism is provided between the inner bottle and the outer bottle. A one-way valve is provided in the powder stirring mechanism, and when the head cap is pressed, the one-way valve opens, and gas in the airbag structure is delivered to the inner bottle through the one-way valve and sprayed out from the head cap together with dry powders, and a sealing mechanism which can close a powder outlet passage is provided between the head cap and the inner bottle.
    Type: Application
    Filed: June 29, 2022
    Publication date: June 29, 2023
    Applicants: Yuyao Doucai Plastic Industrial Co., Ltd.
    Inventors: Zhian Zheng, Lijiang Xu, Yinlong Xu, Jiefeng Zhou