Patent ID: 6099069
Filing Date: 2000-08-08
Classification: B60T,B62D

Abstract:
A drag creation device to selectively provide for a creation of a drag effect on a truck cab during a forward advance of the truck along a highway, the truck of a type used to haul a trailer along the highway, the drag creation device comprising:a) a slipstream control device situated on the truck cab;b) a striking surface device attached to the slipstream control device and spaced rearwardly therefrom to provide upper, lower, and side exit areas;c) control means to provide for placing the slipstream control device in:1) a slipstream streamlining orientation to provide for a streamlining redirection of a portion of a slipstream, the streamlining redirection to provide for a diversion of the portion of the slipstream away from the striking surface device during the forward advance of the truck, the slipstream created by the forward advance of the truck; and2) a slipstream redirecting orientation to provide for a redirection of the portion of the slipstream, the redirection to provide for an impingement of the striking surface device by the portion of the slipstream, the impingement to provide for the creation of the drag effect on the truck wherein the truck experiences a resistance to the forward advance.