| 摘要 |
PURPOSE: A multifunction life vest is provided to allow the user to regulate the buoyancy proper for all kinds of leisure sports on the water. CONSTITUTION: A multifunction life vest is composed of an upper member(20) and a lower member(40). The upper member wraps around wearer's breast and shoulder of a wearer. The lower member wraps around wearer's body. The upper and the lower member can be coupled with and separated from each other using a connector(50). The lower member separated from the upper member can be worn on the hip site.
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