Patents by Inventor Simon P. Fitzgerald

Simon P. Fitzgerald 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).

  • Powertrain with torque converter and axially compact seven speed dual clutch transmission
    Patent number: 7743677
    Abstract: A powertrain having a torque converter, friction input shifting clutches and shared driving gears has an axially compact design, packages a transmission pump between the torque converter and a clutch hub and achieves seven forward speed ratios utilizing four back-to-back synchronizers.
    Type: Grant
    Filed: March 1, 2007
    Date of Patent: June 29, 2010
    Assignee: GM Global Technology Operations, Inc.
    Inventors: James B. Borgerson, Simon P. Fitzgerald
  • Powertrain with torque converter and axially compact seven speed dual clutch transmission
    Patent number: 7669497
    Abstract: A powertrain having a torque converter, friction input shifting clutches and shared driving gears has an axially compact design, packages a transmission pump between the torque converter and a clutch hub and achieves seven forward speed ratios utilizing four back-to-back synchronizers.
    Type: Grant
    Filed: August 23, 2006
    Date of Patent: March 2, 2010
    Assignee: GM Global Technology Operations, INC.
    Inventors: James B. Borgerson, Simon P. Fitzgerald
  • Powertrain With Torque Converter And Axially Compact Seven Speed Dual Clutch Transmission
    Publication number: 20080047379
    Abstract: A powertrain having a torque converter, friction input shifting clutches and shared driving gears has an axially compact design, packages a transmission pump between the torque converter and a clutch hub and achieves seven forward speed ratios utilizing four back-to-back synchronizers.
    Type: Application
    Filed: March 1, 2007
    Publication date: February 28, 2008
    Inventors: James B. Borgerson, Simon P. Fitzgerald
  • POWERTRAIN WITH TORQUE CONVERTER AND AXIALLY COMPACT SEVEN SPEED DUAL CLUTCH TRANSMISSION
    Publication number: 20080047378
    Abstract: A powertrain having a torque converter, friction input shifting clutches and shared driving gears has an axially compact design, packages a transmission pump between the torque converter and a clutch hub and achieves seven forward speed ratios utilizing four back-to-back synchronizers.
    Type: Application
    Filed: August 23, 2006
    Publication date: February 28, 2008
    Applicant: GM Global Technology Operations, Inc.
    Inventors: James B. Borgerson, Simon P. Fitzgerald