Patents by Inventor XIAOZHONG LV

XIAOZHONG LV 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).

  • Telescopic mechanism in telescopic hitch buffer device for use in high speed electric multiple units
    Patent number: 9616904
    Abstract: The patent was disclosed a telescopic mechanism in a telescopic hitch buffer device for use in high speed electric multiple unit (EMU) trains. The telescopic mechanism comprises a compression rod (2) located inside a movable housing (1) of said hitch buffer device, one end of said compression rod (2) being connected to the movable housing (1), and a bearing connector (3) encasing the compression rod (2). A guiding barrel (4) is fixedly mounted outside the bearing connector (3). An extension/retraction driving mechanism (9) is provided between the guiding barrel (4) and the movable housing (1). A locking mechanism comprises protrusions (6) distributed at the other end of the compression rod (2), and grooves (7) in engagement with protrusions (6) on the inner wall of the bearing connector (3).
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: April 11, 2017
    Assignee: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
    Inventors: Xiaozhong Lv, Hui Liu, Kai Chen
  • TELESCOPIC MECHANISM IN TELESCOPIC HITCH BUFFER DEVICE FOR USE IN HIGH SPEED ELECTRIC MULTIPLE UNITS
    Publication number: 20140360962
    Abstract: The patent was disclosed a telescopic mechanism in a telescopic hitch buffer device for use in high speed electric multiple unit (EMU) trains. The telescopic mechanism comprises a compression rod (2) located inside a movable housing (1) of said hitch buffer device, one end of said compression rod (2) being connected to the movable housing (1), and a bearing connector (3) encasing the compression rod (2). A guiding barrel (4) is fixedly mounted outside the bearing connector (3). An extension/retraction driving mechanism (9) is provided between the guiding barrel (4) and the movable housing (1). A locking mechanism comprises protrusions (6) distributed at the other end of the compression rod (2), and grooves (7) in engagement with protrusions (6) on the inner wall of the bearing connector (3).
    Type: Application
    Filed: August 27, 2014
    Publication date: December 11, 2014
    Inventors: XIAOZHONG LV, HUI LIU, KAI CHEN