Patents Represented by Attorney R. D. Gelling

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  • Combustor liner wall
    Patent number: 4642993
    Abstract: A combustor liner wall is provided with an interior wall, an exterior wall and a honeycomb structure disposed therebetween. The honeycomb structure is formed with generally radially aligned cells. The cells are constructed to define alternate array of gaps between the honeycomb structure and the interior and exterior walls, respectively. The cooling air thus undergoes repeated undulations and mixing as it flows through the liner wall.
    Type: Grant
    Filed: April 29, 1985
    Date of Patent: February 17, 1987
    Assignee: Avco Corporation
    Inventor: Ervin J. Sweet
  • Apparatus method for calibrating and setting compressor air bleed valve schedules
    Patent number: 4627789
    Abstract: A device is provided for indicating a fluid pressure and flow reversal. The device comprises a float tube in which a float is slideably disposed. An accumulator is disposed in communication with the float tube. The float tube is further in communication with a fluid pressure line. Pressure and flow reversals in the pressure line cause a noticeable movement of the float within the float tube.
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: December 9, 1986
    Assignee: Avco Corporation
    Inventors: David J. Petro, Steven L. Battaini