The bags which have the portable service water difficult lifesaving instrument and the said portable service water difficult lifesaving instrument

摘要

Topic Be able to carry always, handy, at the same time the child is and obtain bags such as the knapsack for attending school which has the urgent service water difficult lifesaving instrument and the said water difficult lifesaving instrument which can make handling simple.SolutionsWater difficult lifesaving instrument A is folded when carrying, is enclosed as long sock and the like such as knapsack for attending school, bags such as the knapsack where, but there being water tough job voice of emergency of the tidal wave and the like, it removes storage things such as the textbook, and the like has the surface of the said water difficult lifesaving instrument A by the hand and raises, incorporates the air inside water difficult lifesaving instrument and A causes specified buoyancy there are times when showing it obtains the function like the life jacket for urgent lifesaving. Choice figure Drawing 1