Patents Examined by Doan McGiehan
  • Propulsion control system for motor vehicles
    Patent number: 4700797
    Abstract: A motor vehicle having a multi-axle drive that can be connected via an engageable transfer transmission and wheel couplings, and having a differential lock for the wheels of the permanently driven axle, in which case the lock and the couplings can be automatically connected or disconnected as a function of comparative conditions obtained from the speeds of the wheels and of the transfer transmission output shaft as well as the steering angle.
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: October 20, 1987
    Assignee: Daimler-Benz AG
    Inventor: Heinz Leiber