Patents by Inventor Lifu DUAN

Lifu DUAN 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).

  • High-load explosion-proof driving device
    Patent number: 11155313
    Abstract: The present invention discloses a high-load explosion-proof driving device, including a servo motor, a reduction box, and a power take-off assembly. The power take-off assembly includes a step sleeve, a coupling, a wheel support sleeve, and a driving wheel. The step sleeve is connected to a robot body, the coupling is disposed through the step sleeve, and a bearing structure and a sealing structure are provided between the coupling and the step sleeve. The coupling is provided with a driving wheel key and a driving wheel sleeve on the left, the driving wheel key is connected to the driving wheel sleeve, and the driving wheel sleeve is connected to the driving wheel. The present invention has the following advantages: the driving device has a high protection capability, and at the same time, power transmitted from the reduction box is distributed, thereby improving loading capability of a mobile chassis.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: October 26, 2021
    Inventors: Terry Bao, Hongxiu Sun, Xibin Li, Wentao Liu, Tingting Guo, An Zheng, Lifu Duan, Linping Zhao
  • HIGH-LOAD EXPLOSION-PROOF DRIVING DEVICE
    Publication number: 20210245823
    Abstract: The present invention discloses a high-load explosion-proof driving device, including a servo motor, a reduction box, and a power take-off assembly. The power take-off assembly includes a step sleeve, a coupling, a wheel support sleeve, and a driving wheel. The step sleeve is connected to a robot body, the coupling is disposed through the step sleeve, and a bearing structure and a sealing structure are provided between the coupling and the step sleeve. The coupling is provided with a driving wheel key and a driving wheel sleeve on the left, the driving wheel key is connected to the driving wheel sleeve, and the driving wheel sleeve is connected to the driving wheel. The present invention has the following advantages: the driving device has a high protection capability, and at the same time, power transmitted from the reduction box is distributed, thereby improving loading capability of a mobile chassis.
    Type: Application
    Filed: March 12, 2021
    Publication date: August 12, 2021
    Inventors: Terry BAO, Hongxiu SUN, Xibin LI, Wentao LIU, Tingting GUO, An ZHENG, Lifu DUAN, Linping ZHAO