Development of quickly-filled C-shape portable boxy lifebuoy for single soldier / 医疗卫生装备

This paper develops a portable,safe,convenient lifebuoy for single soldier. It is in shape"C" around wrist with quick and automatic gas-filled function for the single soldier to float in the sea when meeting an emergency. The lifebuoy is more convenient and of better permeability than the foamy life vest. The boxy lifebuoy is small,light,automatic gas filled and convenient to unfold. When opened,the lifebuoy is in shape "C",and is put up from the "gap" of C-shape. The filled lifebuoy is 18cm?18cm?90cm in volume and creates 11 kilogram buoyancy force when in water. Satisfactory marine training feedbacks were obtained for using the C-shape lifebuoy.