Patents by Inventor Wenliang Lui

Wenliang Lui 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).

  • Variable Stiffness Positioning Device for Railway Vehicle Bogie Axle Box
    Publication number: 20170129509
    Abstract: The present invention provides a variable stiffness positioning device for a railway vehicle bogie axle box. The variable stiffness positioning device includes a vertical elastomer arranged between the top face of an axle box bearing saddle and the bottom surface of a guide frame of a side fame, and a longitudinal elastomer arranged between the axle box bearing saddle and the front and back side faces of the guide frame of the side fame, the longitudinal elastomer is provided with at least one small-stiffness elastic element and a large-stiffness elastic element, and the small-stiffness elastic element is arranged in an elastomer pre-compression device and is serially arranged with the large-stiffness elastic element under the action of a pre-compression load F1.
    Type: Application
    Filed: October 31, 2014
    Publication date: May 11, 2017
    Inventors: Zhixiong Yan, Ruijin Jiang, Liangwei Zhang, Hong Cui, Fengwei Lui, Wenliang Lui, Tiejun Fu, Zhaojun Dan, Pingping Wang