
TRACTOR-GARDENER

Carrier-based scout CURTISS SB2C HELLDIVER. In early 1938, the Bureau of Aeronautics of the U.S. Navy has developed the conditions of tender for the construction of a new deck of ramedica-bomber engine Right XR-2600 Cyclone. The dimensions of this plane involved the simultaneous placement of two such devices on the platform size 14,6×12,2 m samoletostroenie carrier. This requirement was most difficult to meet. Binding was considered as mechanisms for folding wings on the deck and the landing gear in flight.
Strategic bomber Dassault MIRAGE IVA. To raise the country’s prestige after the defeat in Vietnam and the independence of the defense capability of the United States, France officially announced in 1954, about the beginning of the creation of nuclear weapons. Two years were spent on the development of relevant scientific and production infrastructure, and in April 1956 the Ministry of defence held a competition for the best project of the strategic bomber carrier of the future French atomic bomb. The military wanted to obtain a jet with a range of 2,000 km, supersonic speed and payload of 3,000 kg.
Over the two centuries since the invention of the bike any ideas arose equipping it with a variety of engines: internal combustion, electrical, flywheel, and even sails. However, the muscular drive of the vehicle remains the most acceptable, profitable, distinguishing it from other machines because the movement it promotes physical development of a person. The only question is how rational, depending on road conditions, rider to distribute his power.