Patents by Inventor Yunlan Yang

Yunlan Yang 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).

  • Lift and rotation mechanism for quick door-opening device
    Patent number: 9297196
    Abstract: Disclosed is a lift and rotation mechanism for a quick door-opening device. The power-output end of a first motor of a lift component of the mechanism is connected to one end of a screw rod and the other end of the screw rod is connected to one end of a circular pipe; one end of a tubular body is provided with a connection component, with one end of a coupling component being connected to the connection component; the other end of the circular pipe is removably connected to a circular door by an annular connection; the output shaft of a second motor of a rotary component is removably connected to one end of a rotary shaft provided within a supporting seat removably connected to an end flange; and a circular disk is removably connected to the other end of the rotary shaft and is fixedly connected to the connection component.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: March 29, 2016
    Assignees: CHINA NATIONAL PETROLEUM CORPORATION, CHINA PETROLEUM PIPELINE BUREAU, CHINA PETROLEUM PIPELINE MACHINERY MANUFACTURING CO., LTD.
    Inventors: Yunlan Yang, Feng Zou, Meng Li, Wenyong Li
  • LIFT AND ROTATION MECHANISM FOR QUICK DOOR-OPENING DEVICE
    Publication number: 20140373452
    Abstract: Disclosed is a lift and rotation mechanism for a quick door-opening device. The power-output end of a first motor of a lift component of the mechanism is connected to one end of a screw rod and the other end of the screw rod is connected to one end of a circular pipe; one end of a tubular body is provided with a connection component, with one end of a coupling component being connected to the connection component; the other end of the circular pipe is removably connected to a circular door by an annular connection; the output shaft of a second motor of a rotary component is removably connected to one end of a rotary shaft provided within a supporting seat removably connected to an end flange; and a circular disk is removably connected to the other end of the rotary shaft and is fixedly connected to the connection component.
    Type: Application
    Filed: August 3, 2012
    Publication date: December 25, 2014
    Inventors: Yunlan Yang, Feng Zou, Meng Li, Wenyong Li