| 摘要 |
<p>A life vest with inflatable arch (32a) secured to the torso of the wearer. The arch is inflatable between a stored position behind the head of the wearer to an inflated position above and forward of the head to allow the wearer to be spotted when floating in water. The device is preferably inflated by pressurised gas canisters (60) secured to the device.</p> |
