Advanced lifeline

The reason drowning people often psychological, just a moment, they realize that bottom underfoot feel scared and forget how just learned how to swim. In the list subject to drowning, there are people who are even very well know how to swim. The reasons for the drowning of several people: cramp, alcohol intoxication (and hence the inability to normal coordination), external factors (sun's eyes were blinded for a moment, someone splashed water much or even drink that water).

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All probably heard the phrase "the Rescue of drowning – the handiwork of drowning." Now, it is the truth, is to follow this phrase, as a rule, after saving someone, you can kill yourself, there are millions of tragic stories from real life when trying to save one life, squad ruined two. But still, help if you didn't have bodily contact with the drowning, will have a lethal outcome for both parties, quite the contrary – it has only advantages, it may save someone's life! Over this assistance thought designers LiuYi, Xu Wei, Meng and Li Ke if you need to check. Sisama they have created consists of the following things: pole, rope and life preserver.

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Now just imagine how it all could be connected. The post (you can even call it a column, because it is small) is mounted on the shore, fastened the rope, and the rope is attached to a lifeline. If a person is drowning, the rescuer throws a circle with a rope to pull the drowning man ashore. So is this how it works.
This invention can be called "advanced lifeline" as a lifeline has been used before. Problem in use can be a easy round. If in the area will be a strong wind, then throw the desired point on the water is simply unrealistic. Besides, this case requires precision and without wind.

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