Patents by Inventor Jinjun Meng

Jinjun Meng 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).

  • CRANE AND CONTROL METHOD THEREOF
    Publication number: 20240124275
    Abstract: The present application relates to the field of lifting equipment, in particular to a crane and a control method thereof.
    Type: Application
    Filed: December 29, 2021
    Publication date: April 18, 2024
    Inventors: Li Sun, Ying Sun, Jiangping Zhao, Lei Han, Xiqing Liu, Jinjun Meng, Jihai Yang, Haijun Chen
  • CRANE
    Publication number: 20230202809
    Abstract: The present disclosure discloses a crane, including: a chassis; a rotatable platform, rotatably arranged on the chassis; a main arm, including a first end hinged with a first end of the rotatable platform, and a second end for lifting a weight; a mast, configured to luff the main arm, wherein a first end of the mask is hinged with the first end of the rotatable platform, and a second end of the mast is connected to the second end of the main arm and a second end of the rotatable platform; and a first independent counterweight system, including a first independent counterweight, and a connecting structure connected between the first independent counterweight and the rotatable platform, wherein the connecting structure is configured to enable the first independent counterweight to be in a partial working state, and in the partial working state, the first independent counterweight is supported on the ground and the weight of the first independent counterweight is supported jointly by the ground and the rotatable
    Type: Application
    Filed: November 19, 2020
    Publication date: June 29, 2023
    Inventors: Weidong Chen, Li Sun, Jinjun Meng, Xixiang Jiang, Lei Han, Shiquan Song, Yulong Zhou