Patents by Inventor Quansong Seng

Quansong Seng 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).

  • Patent number: 6338815
    Abstract: The present invention relates to a furnace top distribution device used for blast furnace and in particularly, to a furnace top chute feeder driven by steel cables. The chute feeder comprises a system for oscillating said chute which consists of steel cable and assembly pulley, and directional limit means for vertically translation, which consists of vertical guide posts, directional limit roller for vertical translation, adjustable supports, shafts of said supports and adjustable screws for adjusting hold-down degree of the rollers, etc., and an AC permanent-magnet servomotor controlled by an AC servodriver is used as an actuating motor for chute oscillating. The chute feeder is simple in structure and has homogeneous driving force. It operates smoothly and can be worked and maintained easily. It has a strong reliability and a high positioning accuracy. So the distributor can better meet the needs of distribution process.
    Type: Grant
    Filed: December 13, 1999
    Date of Patent: January 15, 2002
    Inventor: Quansong Seng