Patents by Inventor Libang ZHAO

Libang ZHAO 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).

  • Entity positioning and supporting mechanism for closing side tongues of a full-automatic packaging machine for flexible materials
    Patent number: 11312516
    Abstract: An entity positioning and supporting mechanism for closing side tongues of a box of a full-automatic packaging machine for flexible materials, comprising retractable positioning baffle mechanisms and retractable pressing head mechanisms respectively installed symmetrically on both sides of a box conveying passage of the main body of the packaging machine, a lifting entity supporting insertion plate mechanism provided on an upper portion of the main body of the packaging machine, a lifting oblique pushing mechanism located at the bottom of the box conveying passage; wherein said retractable positioning baffle mechanism is composed of a retractable positioning baffle having guide rods and a linear moving unit of the retractable positioning baffle.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: April 26, 2022
    Assignee: SHANGHAI WEISHILI MACHINERY TECHNOLOGY CO., LTD.
    Inventors: Libang Zhao, Heng Zhao, Jinzhong Huang, Guoxing Niu, Wubo Wang, Yidong Wang
  • Entity Positioning and Supporting Mechanism for Closing Side Tongues of a Full-automatic Packaging Machine for Flexible Materials
    Publication number: 20220009655
    Abstract: An entity positioning and supporting mechanism for closing side tongues of a box of a full-automatic packaging machine for flexible materials, comprising retractable positioning baffle mechanisms and retractable pressing head mechanisms respectively installed symmetrically on both sides of a box conveying passage of the main body of the packaging machine, a lifting entity supporting insertion plate mechanism provided on an upper portion of the main body of the packaging machine, a lifting oblique pushing mechanism located at the bottom of the box conveying passage; wherein said retractable positioning baffle mechanism is composed of a retractable positioning baffle having guide rods and a linear moving unit of the retractable positioning baffle.
    Type: Application
    Filed: June 23, 2021
    Publication date: January 13, 2022
    Inventors: Libang ZHAO, Heng ZHAO, Jinzhong HUANG, Guoxing NIU, Wubo WANG, Yidong WANG