Patents Represented by Attorney R. Steve Linne

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  • Over the shaft fuel pumping system
    Patent number: 4989411
    Abstract: A large flow of high pressure fuel is supplied to a gas turbine engine by mounting a small modified vortex pump over or around a main high speed shaft. The pump includes a plurality of short, stubby impeller blades rotating at a very high speed within a fuel filled annular chamber having an axial fuel inlet and a tangential fuel outlet. A pump booster and priming system ensures the pump fills with fuel during operation.
    Type: Grant
    Filed: December 27, 1988
    Date of Patent: February 5, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Jay N. Hoopes, Christopher D. Eick, John R. Williamson