Bobsleigh also known as the "long sled," is a rudder and steering wheel to control the collective winter sports, it can reach the average speed of 90-100 km, up to 120 km, while the metal is by sled 10%.

History

Bobsleigh the origin is different, one that stems from the late 18th century England, at the time, the British installed the flat bottom of the sled car plate, and later, the new sled installed metal plates and rudder brake gates, May become the first vehicles of history Bobsleigh. Another argument is one of the origin of the late 19th century Switzerland, but then the evidence as early as around 1880, the United States on the New York State has a wooden sled race record.
The Bobsleigh and ski jumping, are in the first Winter Olympics to become a formal event. At present, Luge in Winter Olympics in the establishment of three small items, including Double men, women and four men Double Xiao Xiang. In the first two Winter Olympic Games in the men set up only four Xiao Xiang, the United States tranquil Lake Winter Olympics in the men's Double new subparagraph, the United States later in Salt Lake City Winter Olympics, women's double Xiao Xiang became the And in a Bobsleigh subparagraph one of the project, while the U.S. Vonetta Flowers became the first to win a Winter Olympic Games African-Americans.

Winter Olympics on the Bobsleigh

Bobsleigh at the 1924 Winter Olympics to become a formal project, the only 1960 Winter Olympic venues that were a result of events outside the list, almost at each of the Winter Olympics are equipped with this project, of which the small Of a man double, men and four women Double Xiao Xiang.

Double Competition

Winter Olympic Bobsleigh on the sled subparagraph shall not be more than 2.7 meters length, width not more than 0.67 meters, slippery skid plate width of 8 mm, sledding and, shall not exceed the weight sled 375 kg.
Among, The athletes in the first game to slide four times, the two-day competition, two each slide, the first round of the starting order is decided by drawing lots. After the game ranking is based on results may be the last round, the worst a team will first proceed. In four has been completed, the four will reach the end of the taxiing time accumulated by the final results, the lower figure, compared with the higher ranking. If there the same time, will be any one of the fastest time to complete a team for winning.

Four competitions

Four match the longest sled used by the maximum limit of 3.8 m, 0.67 m wide, slippery skid plate is the minimum width of 12 mm, sledding and, of the sled can not exceed the weight of 375 kilograms in weight.
Among Four athletes in competition with the same double game of the athletes are in the first game to slide four times, the two-day competition, two each slide, the starting order of the first round of balloting to decide. After the game ranking is based on results may be the last round, the worst a team will first proceed. In four has been completed, the four will reach the end of the taxiing time accumulated by the final results, the lower figure, compared with the higher ranking. If there the same time, will be any one of the fastest time to complete a team for winning.

Bobsleigh Construction

Bobsleigh metal created, look to streamline the design, sled at the bottom of a pair of rudder panels and a fixed parallel skateboards, in the sled for the brake, and in the sled, is a steering wheel.

Clothing

A ski sled for the athletes in the race to put on: Competition clothes Hu Jian, Huzhou and helmets, boots for nails (boots nailed to the distribution of Xue Di, boots nails can not be many times the length of 14 mm, the interval to less than 3 Cm)

Venue

Bobsleigh the chute is concrete or wood are completed, width of 1.4 meters, both sides are parapet wall, 1.4 meters high wall medial and lateral 2-7 meters high. Chute and on both sides of the wall must be poured ice, competition for the 1,500 m length of lines, there are at least 15 full corners, up to 20, the lowest minimum bend radius of 20 metres, his chute for the average slope 4 ° 30'-8 ° 30 ', and the starting point to end the height difference is 100-150 meters.

Episode

Americans Egan in the 1920 Summer Olympics to win seven gold medals in boxing projects, and later in the 1932 Winter Olympic Bobsleigh won the gold project, is the only one in the 20th century in the summer Olympics and l Quarter of Olympic athletes have won gold medals.
As Bobsleigh and Luge more expensive items of equipment, in the early days of the Winter Olympics in the developed countries is usually only the European participation in the Winter Olympics in Austria, East Germany won the gold medal all small items.