| 摘要 |
This device comprises a body consisting of at least two rigid elements (3a, 3b) which are articulated to one another, and folded, when not being used, against one another and capable of being unfolded in the operational phase in order to constitute, as desired, either a seat or a mattress, at least some of the said elements (3a, 3b) comprising several watertight compartments accessible to the person in distress in the water, containing various objects necessary for his survival or for his location, and the survival device being equipped with a device (4) for desalinating and purifying water. <IMAGE>
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