Patents by Inventor Michael R. Carra

Michael R. Carra 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).

  • Implementation of a non-metallic barrier in an electric motor
    Patent number: 8593024
    Abstract: A motor for use in a volatile environment includes a rotor exposed to the volatile environment, electronics for rotating the rotor, an impervious ceramic barrier separating the electronics and the rotor, and a flexible seal for preventing the volatile environment from contacting the electronics and for minimizing vibratory and twisting loads upon the barrier to minimize damage to the barrier.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: November 26, 2013
    Assignee: Hamilton Sundstrand Space Systems International, Inc.
    Inventors: George A. M'Sadoques, Michael R. Carra, Durwood M. Beringer
  • IMPLEMENTATION OF A NON-METALLIC BARRIER IN AN ELECTRIC MOTOR
    Publication number: 20110248586
    Abstract: A motor for use in a volatile environment includes a rotor exposed to the volatile environment, electronics for rotating the rotor, an impervious ceramic barrier separating the electronics and the rotor, and a flexible seal for preventing the volatile environment from contacting the electronics and for minimizing vibratory and twisting loads upon the barrier to minimize damage to the barrier.
    Type: Application
    Filed: April 12, 2010
    Publication date: October 13, 2011
    Inventors: George A. M'Sadoques, Michael R. Carra, Durwood M. Beringer