| 摘要 |
The present invention relates to a life-saving bracelet comprising: a ring body which is fastened on an arm; a case which is connected to the ring body; an air bag which is folded and stored in the case; an air tank which is provided in the case; a control valve which is connected between the air bag and the air tank; and a protective cover which is pivot-installed in the case. When the protective cover is rotated to an open position, a control button of the control valve is exposed, the control valve allows the air bag to communicate with the air tank after the control button is operated by external force, gas in the air tank is momentarily discharged to charge the air bag, the volume of the air bag is expanded, and the air bag breaks the case and comes out. According to the present invention, the life-saving bracelet is light and elaborate to be easily carried, can be used rapidly, and has no influence on flexibility while participating in water activities. |
