Patents by Inventor Roger D. Breunig

Roger D. Breunig 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).

  • Rotor assembly for a gas turbine engine
    Patent number: 4526508
    Abstract: A rotor assembly 20 for a gas turbine engine 10 is disclosed. The rotor assembly includes a pair of axially spaced apart rotor disks such as the rotor disks 32 and 34. An inner air seal 50 extends axially between the adjacent rotor disks. A member 56 extends axially between the disks to join the disks together and is attached to the inner air seal at a mid span location to restrain the seal against outward movement.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: July 2, 1985
    Assignee: United Technologies Corporation
    Inventors: Stephen M. Antonellis, Roger D. Breunig
  • Rotor disk structure
    Patent number: 4344738
    Abstract: A rotor disk adapted to receive a plurality of coolable rotor blades of a gas turbine engine is disclosed. Various construction details for cooling air holes in rotor disks are developed. In structures embodying the present invention tangential stress concentration factors are reduced. The elongated axis of each cooling air hole lies in a plane perpendicular to the axis of symmetry of the disk.
    Type: Grant
    Filed: December 17, 1979
    Date of Patent: August 17, 1982
    Assignee: United Technologies Corporation
    Inventors: Wallace N. Kelly, Roger D. Breunig