Patents by Inventor Per Klaebo

Per Klaebo 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).

  • Compressor diffuser non-return valve and method for starting gas turbine engines
    Patent number: 4538410
    Abstract: Gas turbine engine starting method and apparatus includes the engine turbine and rotary compressor components coupled for dependent rotation; a compressor plate diffuser with an integral, floating plate one-way valve; a housing receiving diffused compressed air for channeling to the combustor; and a source of pressurized air connected for admission to the housing during startup at a point upstream of combustor and downstream of one-way valve for initiating rotation of the turbine and coupled compressor.
    Type: Grant
    Filed: May 9, 1984
    Date of Patent: September 3, 1985
    Assignee: A/S Kongsberg Vapenfabrikk
    Inventor: Per Klaebo