| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve the visual field by melting snow and ice stuck to a head light lens in the winter in a snow country where snow and ice are stuck to the head light lens due to the lowering of the outside air temperature and snow by driving an automobile and the forward visual field is deteriorated even if the head lights are turned on. <P>SOLUTION: A heating coil is incorporated in the head light and a current is made to flow to heat the head light lens when the head light is used. <P>COPYRIGHT: (C)2003,JPO |
