| 摘要 |
An improved personal floatation device composed of (a) a back panel to encircle the back and sides of a wearer, (b) a front panel and (c) a shoulder panel with a head opening which interconnects the front and back panel, and (d) straps for fastening the device about the body of a wearer and wherein the device includes a head support panel swingably connected to the top of the back panel for supporting the head of a wearer when worn by a user in water.
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