| 摘要 |
<P>PROBLEM TO BE SOLVED: To recognize the presence of a bicycle even in an intersection with poor visibility, and to avoid contact with a pedestrian by solving a problem that a bell and a buzzer of a prior art have been effective in calling attention to the approach from the back of the pedestrian but not suitable to make the pedestrian recognize the approach of the bicycle in the intersection with poor visibility. <P>SOLUTION: An electronic sound generating device including a circuit intermittently generating an electronic sound is mounted to the bicycle, a battery in a mounted box is made to be a common electric source, and the generation of the electronic sound, a head lamp, a hand light and the like are freely operated in a switching manner. <P>COPYRIGHT: (C)2012,JPO&INPIT |
