Patents by Inventor Qianjun ZHENG

Qianjun 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: 11049679
    Abstract: A contactor including a pedestal. The pedestal is of a step structure having notches in two ends. The step structure includes a first step and a second step from bottom to top and is covered with a cover body having a matched shape. A part, which protrudes out of the second step, at each of two ends of the first step, is provided with a first mounting groove in which a control terminal and a power terminal that are spaced apart from each other are mounted, and the cover body is provided with a first wiring port corresponding to the control terminal and a second wiring port corresponding to the power terminal. Each of two ends of the second step is provided with a second mounting groove in which an auxiliary terminal is mounted, and the cover body is provided with a third wiring port which corresponds to the auxiliary terminal mounted in the second mounting groove. The contactor has a simple structure, and wiring areas can be distinguished.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: June 29, 2021
    Assignee: ZHEJIANG CHINT ELECTRICS CO., LTD.
    Inventors: Jing Lu, Qianjun Zheng, Ping Xu, Zhiwen Zhang, Tifeng Xiao
  • Publication number: 20190228937
    Abstract: A contactor including a pedestal. The pedestal is of a step structure having notches in two ends. The step structure includes a first step and a second step from bottom to top and is covered with a cover body having a matched shape. A part, which protrudes out of the second step, at each of two ends of the first step, is provided with a first mounting groove in which a control terminal and a power terminal that are spaced apart from each other are mounted, and the cover body is provided with a first wiring port corresponding to the control terminal and a second wiring port corresponding to the power terminal. Each of two ends of the second step is provided with a second mounting groove in which an auxiliary terminal is mounted, and the cover body is provided with a third wiring port which corresponds to the auxiliary terminal mounted in the second mounting groove. The contactor has a simple structure, and wiring areas can be distinguished.
    Type: Application
    Filed: October 24, 2016
    Publication date: July 25, 2019
    Inventors: Jing LU, Qianjun ZHENG, Ping XU, Zhiwen ZHANG, Tifeng XIAO