Patents by Inventor Yinguo Cheng

Yinguo Cheng 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).

  • Angel wing abradable seal and sealing method
    Patent number: 7500824
    Abstract: An abradable seal is provided to improve turbine performance by physically reducing the clearance between a flange portion of the nozzle and an opposed angel wing/seal plate member of the bucket. The provision of an abradable seal also mitigates angel wing/seal plate tooth or fin wear by providing for abradable contact without metal to metal hard rub.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: March 10, 2009
    Assignee: General Electric Company
    Inventors: Yinguo Cheng, Biao Fang, Tara Easter McGovern, Christopher Edward Wolfe
  • Angel wing abradable seal and sealing method
    Publication number: 20080056889
    Abstract: An abradable seal is provided to improve turbine performance by physically reducing the clearance between a flange portion of the nozzle and an opposed angel wing/seal plate member of the bucket. The provision of an abradable seal also mitigates angel wing/seal plate tooth or fin wear by providing for abradable contact without metal to metal hard rub.
    Type: Application
    Filed: August 22, 2006
    Publication date: March 6, 2008
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Yinguo Cheng, Biao Fang, Tara Easter McGovern, Christopher Edward Wolfe