Patents by Inventor Lisa V. O'Connor

Lisa V. O'Connor 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).

  • Abradable seal having improved durability
    Patent number: 6899339
    Abstract: An air seal for use in a gas turbine engine provides improved durability, particularly at higher temperatures. The seal includes a seal substrate and an abradable seal layer on the substrate. The abradable seal layer is composed of a densified polyimide foam, preferably a thermomechanically densified foam. The seal is bonded to a stationary engine component such as a stator box or a case.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: May 31, 2005
    Assignee: United Technologies Corporation
    Inventors: Stuart A. Sanders, Kirk D. Stackhouse, Lisa V. O'Connor
  • Abradable seal having improved durability
    Publication number: 20030042685
    Abstract: An air seal for use in a gas turbine engine provides improved durability, particularly at higher temperatures. The seal includes a seal substrate and an abradable seal layer on the substrate. The abradable seal layer is composed of a densified polyimide foam, preferably a thermomechanically densified foam. The seal is bonded to a stationary engine component such as a stator box or a case.
    Type: Application
    Filed: August 30, 2001
    Publication date: March 6, 2003
    Inventors: Stuart A. Sanders, Kirk D. Stackhouse, Lisa V. O' Connor