Patents by Inventor Chen-Sung WU

Chen-Sung WU 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).

  • Publication number: 20120091677
    Abstract: The present invention provides a skateboard including a front board, a rear board, a set of wheels mounted respectively under the front and rear boards, and a swinging connection device connected with the front and rear boards. The swinging connection device includes a front connection board fastened to the front board, a rear connection board fastened to the rear board, a connecting shaft, and a lever, wherein the front and rear connection boards are rotatably connected through the connecting shaft, a surface of the rear connection board facing the front connection board has a position-limiting slot, and the lever has one end fastened to the front connection board and the other end inserted into the position-limiting hole. Furthermore, the swinging connection device adopts a dual-bearing structure, so that through vertically twisting the user's waist and/or legs, it can obtain the motive power for propelling the skateboard.
    Type: Application
    Filed: October 14, 2010
    Publication date: April 19, 2012
    Inventor: Chen-Sung WU