Retractable streamlining device for vehicles

Land vehicles: bodies and tops – Bodies – Accessories

Patent

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Details

105 2A, B62D 2300

Patent

active

042367450

ABSTRACT:
The instant invention relates generally to a truck body streamlining device, and more specifically to a collapsible, pivoted rear door attachment which when deployed in its operative position forms a reduced air drag surface on the rear of the truck body to minimize the wind resistance of the vortex which normally forms at the rear of a square backed truck.

REFERENCES:
patent: 2569983 (1951-10-01), Favre
patent: 2737411 (1956-03-01), Potter
patent: 3425740 (1969-02-01), De Vaughn
patent: 4006932 (1977-02-01), McDonald
patent: 4116482 (1978-09-01), Spiegel
patent: 4142755 (1979-03-01), Keedy

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