July 26 is Parachutists' Day in Russia

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Every year on July 26, Russia celebrates Parachutists' Day. A parachute (para… and a French descent is a device that reduces the speed of a person or cargo descending from above (for example, an airplane) due to atmospheric resistance. Leonardo da Vinci scientifically substantiated the idea of ​​a parachute. It was first created in 1911 by G.Ye. Kotelnikov. The parachute consists of a dome and suspension systems. Jumping from a plane, loading in hard-to-reach places, landing firefighters in forest fires, special airborne troops and used for throwing military equipment and other purposes. Accordingly, rescue. It is divided into types such as landing, brake and sports parachutes. The parachute is made of durable fabric. Parachutes used for jumping from a helicopter or plane by pulling the traction ring directly by the parachutist or opens without the participation of a jumper. Loading parachutes opens without human intervention. To do this, there is a special system, one end of which is attached to the plane, the other end to the traction ring. As the paratrooper moves away from the plane along the length of the system, the ring is pulled and the parachute dome opens. The surface of the parachute dome can range from 0,01 to several thousand square meters. Parachute descent speed 1-5 m / s; 2) a device that holds the head rope in the elevator shaft in case of breakage or brake failure, as well as when the cage falls faster than the allowable speed.