Patents by Inventor Michael R DeRosa

Michael R DeRosa 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).

  • Coating pocket stress reduction for rotor disk of a gas turbine engine
    Patent number: 10577933
    Abstract: A rotor is provided for a gas turbine engine. The rotor includes a rim that extends transverse to the web. The rim has a rotor spacer arm which defines a coating pocket and a stress relief protrusion opposite the coating pocket.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: March 3, 2020
    Assignee: United Technologies Corporation
    Inventors: Evan K Fink, Michael R DeRosa
  • COATING POCKET STRESS REDUCTION FOR ROTOR DISK OF A GAS TURBINE ENGINE
    Publication number: 20160201466
    Abstract: A rotor is provided for a gas turbine engine. The rotor includes a rim that extends transverse to the web. The rim has a rotor spacer arm which defines a coating pocket and a stress relief protrusion opposite the coating pocket.
    Type: Application
    Filed: August 14, 2014
    Publication date: July 14, 2016
    Inventors: Evan K Fink, Michael R DeRosa