| 摘要 |
PURPOSE: A truck cover for a functional vehicle is provided to prevent a traffic accident by adding functional ability of the trunk cover. CONSTITUTION: A wing is made as a plane mirror or a convex mirror. Wings of both sides are moved to adjust an angle to right and left and up and down directions. A pillar is fixed from 20 to 40 square centimeters. A height of the pillar is adjusted automatically by being connected to a lever of a rear gear. Antenna of a radio or a television is installed to the pillar. Several advertising passages are written on both wings. Thereby, a driver measures a distance between vehicles and other objects by installing the convex mirror.
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