Patents by Inventor Jianqin Zeng

Jianqin Zeng 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: 20220339832
    Abstract: For processing cost reduction and improvement of efficiency, a no-mold-runner multi-nozzle device, comprising: an injection machine, a multi-nozzle component, a front template, and a no-mold-runner. The multi-nozzle component includes a plurality of nozzles, which is connected to the injection machine. The injection machine is used to inject a mixture of molding material and supercritical fluid into multiple nozzles. The front template is provided with a plurality of first passage holes. The no-mold-runner is provided with a mold cavity and a plurality of second passage holes communicating with the mold cavity. The nozzle correspondingly passes through a plurality of first passage holes and second passage holes and is installed in cooperation. By controlling the opening or closing of the nozzle, the mixed material of the molding material and the supercritical fluid enters the mold cavity or stops entering the mold cavity.
    Type: Application
    Filed: March 24, 2022
    Publication date: October 27, 2022
    Inventors: Jianguo Zheng, Hongwei Zhou, Wu Lin, Jianqin Zeng, Guolin Liu, Shixin Deng, Binqi Rao, Binbin Li, Chenwen Fang, Lu Zhang