With Powered Means For Creating Fluid Force To Attract Vehicle To Surface Of Travel Patents (Class 180/164)
  • Vehicle attachment for increasing adhesion to the supporting surface by suction force
    Patent number: 4193469
    Abstract: A device for generating a suction force between a vehicle and a surface having a hood connected to the vehicle. The hood is positioned between the vehicle and the surface, and has an opening defined in a direction towards the surface. A bladed wheel is accommodated within the opening of the hood, and means are provided to drive the bladed wheel.
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: March 18, 1980
    Inventor: Dieter Graf