| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a collision accident prevention device capable of preventing collision accident when opening a door and being attached to an automobile posteriorly. <P>SOLUTION: This collision accident prevention device is composed of a case body 1 attached to the door 101 of the automobile 100, an LED 5 attached to the case body 1 so as to allow visual confirmation from behind, a solar panel 6 and a lithium battery 7 attached to a surface of the case body 1, a power supply circuit 8 connecting the LED 5, a lead switch 9 attached to the power supply circuit 8 and attached toward a rear part in the same way as the LED 5, and a magnet switch 12 attached to a vehicle body 104 at a position opposing to the lead switch 9 when opening the door 101. At night, when the door 101 is opened, the power supply circuit 8 is satisfied and the LED 5 is lit to prevent a following vehicle from colliding against the opened door 101. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
