Patent ID: 6899369
Filing Date: 2005-05-31
Classification: B60J,B62D,Y02T

Abstract:
1. An airfoil for directing an airflow shield to prevent bugs and other lightweight debris from hitting the windshield of a moving vehicle comprising: a base foil having a forward protruding lip for collecting incoming airflow and an upright curvature substantially following the angle of protrusion of the windshield from the vehicle; and an upper foil connected to and spaced-apart from the base foil by a plurality of support fins creating a plurality of separate airflow channels, at a position elevated from and substantially parallel to the base foil; characterized in that the channels formed between the upper and lower airfoils by the plurality of support fins function to redirect airflow in a path substantially parallel to the windshield, forming a bug shield of moving air, and the spacing of the base foil and the upper foil is adjusted to a level at which the windshield become bug free.