Patents by Inventor Robert W. Timmons

Robert W. Timmons 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).

  • Corrugated air hose assembly
    Patent number: 5062457
    Abstract: A duct for aircraft use which has ease of use and will resist degradation over time. Silicone impregnated cloth is supported by a nylon helix and covered with a protective braiding of KEVLAR.RTM., a commonly used polyamide fiber. The resulting tube can be strung through tight openings. The duct is equipped with a flexible flange for secure engagement. The flexible flange can be collapsed to reduce the cross sectional area for fitting through narrow openings.
    Type: Grant
    Filed: May 5, 1989
    Date of Patent: November 5, 1991
    Assignee: McDonnell Douglas Corporation
    Inventor: Robert W. Timmons