Patents by Inventor James P. Dupre

James P. Dupre 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).

  • Transmission output shaft vibration dampener
    Patent number: 10272775
    Abstract: A transmission includes a transmission housing having an output shaft flange including a central passage. An output shaft extends through the central passage. The output shaft defines a shaft axis and including an axial end portion. A vibration dampener is mounted to the axial end portion of the output shaft, and a mechanical fastener is received by the axial end portion of the output shaft. The mechanical fastener operatively connects the vibration dampener to the output shaft.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: April 30, 2019
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Steven W. Creek, James P. Dupre, William C. Hayes
  • TRANSMISSION OUTPUT SHAFT VIBRATION DAMPENER
    Publication number: 20180043771
    Abstract: A transmission includes a transmission housing having an output shaft flange including a central passage. An output shaft extends through the central passage. The output shaft defines a shaft axis and including an axial end portion. A vibration dampener is mounted to the axial end portion of the output shaft, and a mechanical fastener is received by the axial end portion of the output shaft. The mechanical fastener operatively connects the vibration dampener to the output shaft.
    Type: Application
    Filed: August 12, 2016
    Publication date: February 15, 2018
    Inventors: Steven W. Creek, James P. Dupre, William C. Hayes