Patents by Inventor David B. Hester

David B. Hester 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).

  • Method of manufacturing variable vane seal and washer materials
    Patent number: 6915574
    Abstract: A multi-layer seal and washer that provide a seal between a vane stem and a casing in a turbine engine are disclosed. The seal and washer are fabricated from materials such as Teflon fibers and glass fibers and are impregnated with a polyimide resin. The seal and washer are durable and have a low coefficient of friction.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: July 12, 2005
    Assignee: General Electric Company
    Inventors: Thomas C. Mesing, Wayne R. Bowen, David B. Hester
  • Variable vane seal and washer materials
    Publication number: 20010016091
    Abstract: A multi-layer seal and washer that provide a seal between a vane stem and a casing in a turbine engine are disclosed. The seal and washer are fabricated from materials such as Teflon fibers and glass fibers and are impregnated with a polyimide resin. The seal and washer are durable and have a low coefficient of friction.
    Type: Application
    Filed: March 29, 2001
    Publication date: August 23, 2001
    Inventors: Thomas C. Mesing, Wayne R. Bowen, David B. Hester
  • Variable vane seal and washer materials
    Patent number: 6264369
    Abstract: A multi-layer seal and washer that provide a seal between a vane stem and a casing in a turbine engine are disclosed. The seal and washer are fabricated from materials such as Teflon fibers and glass fibers and are impregnated with a polyimide resin. The seal and washer are durable and have a low coefficient of friction.
    Type: Grant
    Filed: January 29, 1999
    Date of Patent: July 24, 2001
    Assignee: General Electric Company
    Inventors: Thomas C. Mesing, Wayne R. Bowen, David B. Hester