Patents Examined by David G. Henn
  • Dynamic shift control for an automatic transmission
    Patent number: 5251512
    Abstract: An improved control, which dynamically adjusts the shift control parameters in response to an indication of the driving style of the vehicle operator. The driving style indication is used to form a dynamic shift factor DSF, which is used to ratiometrically schedule the shift pattern, line pressure and desired shift time between predefined Normal and Performance values to provide a shift control parameter uniquely suited to the driving style of the operator of the vehicle.
    Type: Grant
    Filed: July 8, 1992
    Date of Patent: October 12, 1993
    Assignee: General Motors Corporation
    Inventors: Melissa M. Koenig, William J. Vukovich