Shoes from the movie "Back to the Future" will be recharged when walking

In Germany, came up with the concept of shoes, which will bring the world to the appearance of the very shoes from the movie "Back to the Future 2" - with samozavyazyvayuschimisya laces. Energy for this operation will be getting when walking cheloveka.Soglasno this idea, the energy will be collected from the surface of the heel strike during foot movement. The device is able to generate up to 4 MW of energy. As expected, the generators will be able to feed the sensors installed in sneakers. Hour walk will be enough to get enough for tying and untying the laces. In order to "get rid" of the shoe, you will need to press on with the force stopy.

Something like that has been previously conceived, but such shoe has been bulky due to the large power source. However, the German developers have managed to solve this problem by finding the right balance between the size of the power supply and krossovkami.

It is worth noting that it was in 2015 one of the American companies producing shoes promised to provide shoes that will make their own laces. "Concept" of shoe was first seen in the science fiction film "Back to the Future 2," released in 1989 godu.V 2011, the company has already made similar shoes, but they are only able to shine. The same model can also laces itself.