This bike has unusual pattern and drive: two steering wheels, instead of rotating the pedal — levers. The force on the chain is transmitted when a cyclist privste from the saddle. And of course, no accident that the author constructs A. Zavratnik from the city of Kirov believes that a bike of this scheme, in addition to their primary role, is especially good as a casual trainer, substitute physical exercises.Recommend to read
MANUAL SPIDER
Manual digger "spider" is a good help in the garden at harvest of potato, transplanting of seedlings and even during the digging of ditches. He sharply — and a half-two times — increases...
“YAUZA” – PASSENGER CAR FOR CITY
"I intend to build a car for wide use. It will be large enough so that it will fit the whole family, but small enough that one person could operate it. It is made of best material and...
