Aerodynamic drag reduction devices for surface vehicles

Details Aerodynamic drag reduction devices for surface vehicles Aerodynamic drag reduction devices for surface vehicles

B - Operations, Transporting

62

D

296/96

B62D 37/02 (2006.01) B62D 35/00 (2006.01)

Patent

CA 1046558

A B S T R A C T Apparatus for use with a vehicle body having a lon- gitudinally elongated corner from which body surfaces ex- tend at an angle, one of the surfaces presented forwardly toward oncoming air flow, and the other surface extending generally rearwardly away from that corner, the apparatus comprising: means for preventing, reducing, or delaying separation of the flow boundary layer from said other sur- face rearwardly of said corner at normal operating speeds of the vehicle, said means comprising: a longitudinally elongated protusion having a substantially smooth, arcu- ate outer surface projecting smoothly outwardly of a first of said body surfaces said protusion surface having a first longitudinally elongated terminal extent merging to- ward said first body surface in spaced relation to said corner, and second longitudinally elongated terminal extent merging toward a second of said body surfaces proximate said corner.

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