| 摘要 |
PROBLEM TO BE SOLVED: To provide a seat belt device which eliminates the need of providing a control part for controlling a light emitting part and enables a user to easily know a position of a buckle.SOLUTION: A seat belt device 10 includes: a seat belt 100; a tongue plate 120; a buckle 140; and a power generation part 300. The tongue plate 120 is attached to the seat belt 100. The buckle 140 may engage with the tongue plate 120 and is supplied with electric power to emit light. The power generation part 300 generates electric power with movements of the seat belt 100 used as an energy source and supplies the electric power to the buckle 140.SELECTED DRAWING: Figure 1 |
