In the waterproof clothes and the fatigue dress the installation possible heat-insulating backstop which becomes feverish

摘要

Be able to install in the waterproof clothes and the fatigue dress of all types this invention, easily, you mistake and in order to protect the person who falls down to the sea, you consist of the backstop which is designed. The particular device offers the heat source where existence time at underwater of low water flow warmly and others heat insulation, and low temperature is extended. This invention, the sack which forms the principal part of ring condition (1), the sack for the assistance whose plural is long (5), and has the check valve (4). The sack for assistance (5) the sack which forms the principal part (1) most is provided in the part outside, the check valve (4) is formed to the surface of the sack which forms the principal part. The sack which forms the principal part includes the sodium, the sodium, when it contacts the water, causing the chemical reaction, seals the place where the water penetrates, furthermore, offers the heat source which warms the body.