Hoverboard | Technology | Discovery

  • 9 years ago
A Hoverboard (or hover board) is a levitating board used for personal transportation in the films Back to the Future Part II and Back to the Future Part III. Hoverboards resemble a skateboard without wheels. During the 1990s there were rumors, fuelled by director Robert Zemeckis,[1] that hoverboards were in fact real, but not marketed because they were deemed too dangerous by parents' groups. These rumors have been conclusively debunked.[1] Some companies hoping to leverage the commercial success of the movies have marketed hovercraft vehicles as hoverboards, but these products have not been shown to replicate the experience depicted in the movies. Subsequent to the movies the hoverboard concept has been reused by many authors in various forms of media in fictional universes not directly related to Back to the Future.
The Guinness World Records recognizes the term hoverboard to include autonomously powered personal levitators. In May 2015, the Romania-born Canadian inventor Catalin Alexandru Duru set a Guinness World Record by travelling a distance of 275.9 m at heights up to 5 m over a lake, on an autonomously powered hoverboard of his own design and construction.
Several companies have drawn on hovercraft technology to attempt and create hoverboard-like products but none have demonstrated similar experiences to those depicted in films.
In the 1950s Hiller aircraft produced the "Flying Platform" which was similar to the modern concept of a hover board.[2]
Rumors circulated in 2001 that inventor Dean Kamen's new invention, codenamed Ginger, was a transportation device resembling the Hoverboard. In reality Ginger was the Segway Human Transporter, a self-balancing two-wheeled electric transportation device.
In 2004, Jamie Hyneman and his team built a makeshift hovercraft for MythBusters, dubbed the Hyneman Hoverboard, from a surfboard and leafblower. However, Jamie's hoverboard was not very effective.
In 2005, Jason Bradbury created a "hoverboard" for The Gadget Show, using a wooden board that was levitated by means of a leafblower. The original design was not propelled and could also not be steered. In 2009, a second version was made which was propelled/steered by a small jet engine (rather than a fan as with an air boat), and also contained 2 (more powerful) leafblowers.[citation needed]
In 2011, French artist Nils Guadagnin created a hovering board that floats by magnetic repulsion between it and its base but cannot carry a load. The board includes a laser system which ensures stabilization, in addition to an electromagnetic system which makes the levitation possible.[3][4]
In October 2011, the Université Paris Diderot in France presented the "Mag surf", a superconducting device which levitates 3 cm above two magnetized repulsing floor rails and can carry up to 100 kg.[5]
In March 2014, a company called HUVr claimed to have developed the technology for hoverboards, and released a video advertising the product on YouTube featuring Christopher Lloyd, Tony Hawk, Moby, Terrell Owens, and others riding hoverboards through a parking lot in Los Angeles. Special effect failures such as incomplete wire removal have conclusively identified the video as a hoax or joke, traced to the Funny or Die website through identification of the cast and public references to the project.[6] Funny or Die later posted a video featuring Christopher Lloyd "apologizing" for the hoax.[7]
In October 2014, inventor Greg Henderson demonstrated a prototype hoverboard working on a magnetic levitation principle. Similar to maglev trains, the hoverboard requires a surface of non-ferromagnetic metal such as copper or aluminum to function, carrying up to 300 pounds while hovering one inch above the surface. Four engines were used to power the magnetic levitation, with the option of applying thrust and spin to the board under user control. The prototype was promoted in a campaign on Kickstarter the day of the news coverage, with a price of $10,000 for the first ten boards.[8][9][10] The New York Times said that although the board worked, Greg Henderson had no personal interest in skateboarding and that the Kickstarter was "basically a publicity stunt," designed to call attention to his company, Arx Pax's, Magnetic Field Architecture (MFA) which Henderson was more interested in using for other applications, such as an emergency maglev mechanism capable of raising buildings from their foundations to protect them from earthquakes. Henderson was quoted as saying, "That's why we picked the hoverboard: to capture that attention. If one in 10 people realize there is another use for this stuff, that would be a great success."[11]
In May, 2015, Guinness World Records announced that the Romania-born Canadian inventor Catalin Alexandru Duru had set a new record for continuous travel as a controlling pilot on an autonomously powered hoverboard, travelling over a distance of 275.9 m at heights up to 5 m over Lake Ouareau in the province of Quebec, Canada.

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