Aerodynamic device for the rear of a trailer

摘要

An aerodynamic device for a trailer includes an inflatable member coupled to a rear wall on a trailer adapted to inflate rearwardly therefrom to reduce drag as the trailer is towed forwardly. The aerodynamic device further includes an air intake scoop mounted beneath the rear wall of the trailer in fluid communication the inflatable member for filling the inflatable member with air as the trailer moves forward.

主权项

1. An aerodynamic device for a trailer comprising:
an inflatable member coupled to a rear wall on a trailer adapted to inflate rearwardly therefrom to reduce drag as the trailer is towed forwardly, wherein the inflatable member includes two complementary inflatable sections having a generally hemispheric shape in an inflated position when viewed from above, and the two sections meeting at a rearmost teardrop shaped tip at the midline of the trailer; an air intake scoop mounted to the trailer beneath the rear wall and in fluid communication with the inflatable member for filling the inflatable member with air as the trailer moves forward; and wherein the air intake scoop includes a single inlet and a single outlet.