Patents by Inventor Douglas M. Smick

Douglas M. Smick 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).

  • Active material actuated flow trips
    Patent number: 7845709
    Abstract: A vehicle flow trip, includes a moveable body portion in physical communication with a vehicle body, and an actuator comprising an active material in operative communication with the vehicle body and the moveable body portion; wherein the active material undergoes a change in a property upon receipt of an activation signal, wherein the change in a property is effective to displace the moveable body portion from either an original position or a deployed position in an airflow stream to the other of the original or the deployed position through motion of the actuator.
    Type: Grant
    Filed: May 7, 2007
    Date of Patent: December 7, 2010
    Assignee: GM Global Technology Operations, Inc.
    Inventors: Alan L. Browne, Nancy L. Johnson, Guillermo A. Herrera, Geoffrey P. Mc Knight, Christopher P. Henry, Andrew C. Keefe, Bahram Khalighi, Douglas M. Smick
  • Active material actuated flow trips
    Publication number: 20080100071
    Abstract: A vehicle flow trip, includes a moveable body portion in physical communication with a vehicle body, and an actuator comprising an active material in operative communication with the vehicle body and the moveable body portion; wherein the active material undergoes a change in a property upon receipt of an activation signal, wherein the change in a property is effective to displace the moveable body portion from either an original position or a deployed position in an airflow stream to the other of the original or the deployed position through motion of the actuator.
    Type: Application
    Filed: May 7, 2007
    Publication date: May 1, 2008
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Alan L. Browne, Nancy L. Johnson, Guillermo A. Herrera, Geoffrey P. McKnight, Christopher P. Henry, Andrew C. Keefe, Bahram Khalighi, Douglas M. Smick