"Tricycle for outdoor walking".Utility model patent, for a tricycle is characterized specifically to carry advertising, i.e., an outdoor walking.This is great news because it is more an alternative display of posters for advertising agencies, but also brings the great advantage of not be polluting,Because it has no music or other type of noise pollution, with only its visual you can get where certain propaganda vehicles do not have access.The driver can bike, usually through a system of pedal popped into a movement of the central, with spheres embedded in a canote installed in the chassis, which connect the Games: current.The crown and ratchets.
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