In April 1909, a how-to article by Carl S. The biplane hang glider was very widely publicized in public magazines with plans for building such biplane hang gliders were constructed and flown in several nations since Octave Chanute and his tailed biplane hang gliders were demonstrated. In 1910 in Breslau, the triangle control frame with hang glider pilot hung behind the triangle in a hang glider, was evident in a gliding club’s activity.
Hang gliding saw a stiffened flexible wing hang glider in 1904, when Jan Lavezzari flew a double lateen sail hang glider off Berck Beach, France. His aircraft was controlled by weight shift and is similar to a modern hang glider. His rigorously documented work influenced later designers, making Lilienthal one of the most influential early aviation pioneers. Otto Lilienthal built controllable gliders in the 1890s, with which he could ridge soar. Starting in the 1880s technical and scientific advancements were made that led to the first truly practical gliders. Most early glider designs did not ensure safe flight the problem was that early flight pioneers did not sufficiently understand the underlying principles that made a bird’s wing work. As a result safety standards are rigorous and training schools are highly regulated. The British Hang gliding and paragliding Association, Fédération Aéronautique Internationale and National Airspace governing organizations now control the regulatory aspects of hang gliding. However, modern technology gives pilots the ability to soar for hours, gain thousands of metres of altitude in thermal updrafts, perform aerobatics, and glide cross-country for hundreds of kilometres. In the sport's early days, pilots were restricted to gliding down small hills on low-performance hang gliders. Other devices, including modern aircraft flight control systems, may be used. The pilot is enclosed in a harness suspended from the airframe, and exercises control by shifting body weight in opposition to a control frame. Most modern hang gliders are made of an aluminium or carbon fibre frame covered with synthetic sailcloth to form a wing. Hang gliding is an air sport in which a pilot flies a light and non-motorized foot-launch aircraft called a hang glider. Many thanks to John Barratt of South Downs Hang Gliding for the information in the following article on The History of Hang gliding and How a Hang Glider works.
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