| 摘要 |
<p>PURPOSE:To provide an alarm light lamp for vehicle used without being sensi tive to some apprehensions such as troublesome battery replacement or an exhausted battery as in such a case of using a primary battery, by charging a secondary battery, by means of solar rays during daytime and by automati cally lighting the alarm light lamp by means of the secondary battery only when required at night. CONSTITUTION:An alarm light lamp for vehicle is provided with a generating part 1, owing to solar rays, a secondary battery 2 charged by means of the generating part, a vibration detecting part operated by vibration or acceleration, and a control part for lighting a display lamp load 4 by output from the secondary battery 2 operated by a night discriminating signal generated by detecting a drop in the output of the generating part and a signal generated from the vibration detecting part.</p> |
