Historians say that the sail appeared on land about four thousand years ago! Fiction? No – there is documentary evidence. In 1953 the Italian archaeological expedition at the excavations of the temple of Ptolemy near the town of Medinet MADI discovered the remains of the ancient land of the sailing ship. Designed and manufactured it was under the leadership of the Egyptian Pharaoh Amenemhet III (1849 – 1801 BC). It was a rook, which floated on the Nile at first, and then mounted on four wooden wheels. Two four-meter mast stretched colored sails. The inscription found in the desert of basalt polished slab read: “Pharaoh Amenemhet III traveled from here across the desert to Medinet in a sailing boat driven by the wind.”THE WIND SAIL AND… WHEEL
Historians say that the sail appeared on land about four thousand years ago! Fiction? No – there is documentary evidence. In 1953 the Italian archaeological expedition at the excavations of the temple of Ptolemy near the town of Medinet MADI discovered the remains of the ancient land of the sailing ship. Designed and manufactured it was under the leadership of the Egyptian Pharaoh Amenemhet III (1849 – 1801 BC). It was a rook, which floated on the Nile at first, and then mounted on four wooden wheels. Two four-meter mast stretched colored sails. The inscription found in the desert of basalt polished slab read: “Pharaoh Amenemhet III traveled from here across the desert to Medinet in a sailing boat driven by the wind.”
A distinctive feature of this model of rocket plane is turning the wing. It is set along the fuselage, which eliminates any possibility of the appearance of the spiral during takeoff.
A kind of triumphant decade, one of his model rockets notes flying club syut town of Elektrostal, in the Moscow region. Created rakotomalala and model-copy geophysical rocket-5V continuously improved, they successfully participated and won at the most prestigious competitions and Championships in the S7 category.
In our magazine in 1973 (No. 2 cover No. 3, 4, and 6 — description and recommendations) we talked about the boat “TFA” air cushion, created by Swedish designer, Amateur Cumbersom Gustavson. The publication aroused the interest of many readers.
My car is really similar to a scooter, because her front end and engine (except for the cylinder 8 of PD) — from the “Vyatka”. All other components and parts taken from motorcycles and agricultural aggregates or manufactured in the home workshop.
In recent years the streets and roads of our country are increasingly the miniature machine, in appearance something of a cross between a kid’s scooter, a moped and a scooter. Their drivers are surprisingly deftly maneuver in a city stream, “not getting tangled in the legs” at large, “real” car and motorbike and however not at all inferior to them in speed.
Young machine operators Lotoshinskiy eight-year school, in the Novosibirsk region, from various junk parts built a real pumping station. All summer she poured water on the area school team, and the result was not long in coming. The yield on irrigated land was much higher than before.
The sky is cloudless and warm. In this weather a nice walk around the neighborhood, and even better to ride. You open the door and take out with the help of adults out of the apartment… the car, on the street I put the car on four wheels.
The simultaneous launching of multiple model rocket engines presents a great challenge for modelers. Existing methods of ignition have several disadvantages; Perekrest does not allow you to launch multiple missiles for a short time (as the products of combustion clogging the tubes, burn the ends, etc.), as currently practiced method of ignition with the banks is a danger of explosion engines because of the filling of channel MRD pyrotechnic compositions.
Last spring I made myself water skiing. But to slip on them could rarely, as the role of the tug performed… a motorcycle with a sidecar. The construction of special boats would require a certain cost, powerful engines, and most importantly – time.