Patents by Inventor Robert L. Becktel

Robert L. Becktel 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).

  • Pressure fueling adapter
    Patent number: 4328844
    Abstract: A pressure fueling adapter for aircraft has spring loaded primary and secondary nested poppets for controlling fluid flow therethrough, the primary poppet operable by engagement with the position lever of a fuel nozzle and the secondary poppet responsive to pressure differentials to allow inlet fluid flow and check back flow. A cam interengagement mechanism may be manually actuated to connect the primary and secondary poppets for simultaneous movement by the position lever of the fuel nozzle to defeat the secondary poppet check, for defueling purposes.
    Type: Grant
    Filed: February 27, 1980
    Date of Patent: May 11, 1982
    Assignee: Parker-Hannifin Corporation
    Inventors: Robert L. Becktel, Robert P. Greenwell, Basil B. Tilling