Patents by Inventor Hongjian LEI

Hongjian LEI 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).

  • Drawer type circuit breaker
    Patent number: 11158468
    Abstract: A drawer type circuit breaker comprises a drawer base and a circuit breaker body, wherein the circuit breaker body is rocked into and out of the drawer base, so that a main circuit of the circuit breaker body and the drawer base is switched on and switched off; a safety baffle is provided between the drawer base and the circuit breaker body to block a drawer base busbar or a bridge type contact of the drawer base; and a front-rear displacement device for the safety baffle to move toward a movement direction of the drawer base is provided on the safety baffle and the drawer base. According to the drawer type circuit breaker of the present invention, the front-rear displacement device is provided on the safety baffle and the drawer base, the safety baffle is displaceable front and back, and the drawer base busbar may penetrate out of the safety baffle.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: October 26, 2021
    Inventors: Hongjian Lei, Zhibin Qin, Jiangbo Ge, Pengqi Li
  • DRAWER TYPE CIRCUIT BREAKER
    Publication number: 20200402737
    Abstract: A drawer type circuit breaker comprises a drawer base and a circuit breaker body, wherein the circuit breaker body is rocked into and out of the drawer base, so that a main circuit of the circuit breaker body and the drawer base is switched on and switched off; a safety baffle is provided between the drawer base and the circuit breaker body to block a drawer base busbar or a bridge type contact of the drawer base; and a front-rear displacement device for the safety baffle to move toward a movement direction of the drawer base is provided on the safety baffle and the drawer base. According to the drawer type circuit breaker of the present invention, the front-rear displacement device is provided on the safety baffle and the drawer base, the safety baffle is displaceable front and back, and the drawer base busbar may penetrate out of the safety baffle.
    Type: Application
    Filed: January 2, 2019
    Publication date: December 24, 2020
    Inventors: Hongjian LEI, Zhibin QIN, Jiangbo GE, Pengqi LI