It turns out that the bike besides one of the most ancient modes of transport: it is depicted on the recently discovered risuna Leonardo da Vinci related and 1495, that is, will soon celebrate its quincentenary.And at the same time, the bike is forever young, because with each new development it seems to be reborn. Today there are more than 20 thousand patents for a variety of venoconstriction! And the search continues. And it involves not only professional designers, but also a large army of Amateur enthusiasts and fans of pedal techniques, including readers of our magazine. The direction of this search are diverse, but among them we can highlight some General trends.
“K a R m a n n s e”. Despite the fact that in recent years the industry has mastered the production of folding bicycles, many Amateur development aimed at improving campinoti two-wheeled machines during storage or transportation. Affects, obviously, dissatisfaction with the same type of folding scheme, the desire to find other original solution to this difficult but alluring task.
“The picture I painted your project,” says our young reader from Vladivostok Dima Kovalev. It offers rezhimno-sliding design universal bike. In contrast to existing schemes in his version of the spinal beam has a connecting loop lock:one
the rear half is smaller in diameter than the other and is inside the larger, fixing with two screws on the bottom. Letting go of them, it is easy to separate frame, having two separate half of the bike easy to transport.