The invention relates to a water lifesaving device, in particular to an automatic inflation lifesaving bra. The automatic inflation lifesaving bra comprises an annular airbag provided with two straps. The inner side, close to the chest, of the annular airbag is provided with an elastic plastic support board corresponding to the chest, the elastic plastic support board is bonded with the inner side of the airbag, a cavity is formed in the elastic plastic support board, a cut-off valve which is used for communicating the cavity with the annular airbag is arranged on the elastic plastic support board, and the cavity is filled with dichlorodifluoromethane and trichlorofluoromethane with the volume ratio being 1:0.8-1.2. The automatic inflation lifesaving bra has the characteristics of high security, quick inflation and low cost, and can be widely popularized and used by swimmers.
Automatic inflation lifesaving bra
2015-10-07
Patent
Elektronische Ressource
Englisch
IPC: | B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen |
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