| 摘要 |
An emergency locking mechanism for a seat belt retractor comprises a take-up spool biased in a direction to take up the webbing of a seat belt, means for preventing withdrawal of the webbing from the take-up spool during emergency, a rotatable drum disposed parallel to the spool, a drum support bracket rotatably supporting the drum and rotatable about a center of rotation eccentric from that of the drum, drum rotation preventing means, and a fixed plate disposed in proximity to the drum for holding the webbing between the fixed plate and the drum during sudden impact.
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