| 摘要 |
The present invention is a reuse joint device for neck protection comprises a loop body and a join structure with female-male joining function; wherein two ends of the loop body are individually set a female connector and a male connector to convenient user wearing. If an amount of a pull force is greater than a pre-designed safety value, a join of the female connector and the male connector is separated to be off a neck, thus, the user life can be protected.
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