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A hoverboard (or hover board) is a fictional levitating board used for personal transportation, first described in science-fiction, and made famous by the appearance of a
skateboard A skateboard is a type of sports equipment used for skateboarding. It is usually made of a specially designed 7–8-ply maple plywood deck and has polyurethane wheels attached to the underside by a pair of skateboarding trucks. The skateboard ...
-like hoverboard in the film ''
Back to the Future Part II ''Back to the Future Part II'' is a 1989 American science fiction film directed by Robert Zemeckis from a screenplay by Bob Gale; both wrote the story. It is a sequel to the 1985 film ''Back to the Future'' and the second installment in the Back ...
''. Many attempts have been made to invent a functioning hoverboard.


In fiction

Hoverboards were first described by author M. K. Joseph in a 1967 science fiction novel. In 1984, a hoverboard appeared in the
shoot 'em up Shoot 'em ups (also known as shmups or STGs) are a Video game genre, subgenre of action games. There is no consensus as to which design elements compose a shoot 'em up; some restrict the definition to games featuring spacecraft and certain typ ...
arcade video game An arcade video game is an arcade game that takes player input from its controls, processes it through electrical or computerized components, and displays output to an electronic monitor or similar display. All arcade video games are coin-oper ...
''SWAT'', developed by Coreland and distributed by
Sega is a Japanese video game company and subsidiary of Sega Sammy Holdings headquartered in Tokyo. It produces several List of best-selling video game franchises, multi-million-selling game franchises for arcade game, arcades and video game cons ...
in Japan and
Bally Midway Midway Games Inc. (formerly Midway Manufacturing and Bally Midway, and commonly known simply as Midway) was an American video game company that existed from 1958 to 2010. Midway's franchises included ''Mortal Kombat'', ''Rampage (franchise), Ra ...
in North America. The hoverboard was popularized by the ''
Back to the Future ''Back to the Future'' is a 1985 American science fiction film directed by Robert Zemeckis and written by Zemeckis and Bob Gale. It stars Michael J. Fox, Christopher Lloyd, Lea Thompson, Crispin Glover, and Thomas F. Wilson. Set in 1985 ...
'' film franchise, with its appearance in ''
Back to the Future Part II ''Back to the Future Part II'' is a 1989 American science fiction film directed by Robert Zemeckis from a screenplay by Bob Gale; both wrote the story. It is a sequel to the 1985 film ''Back to the Future'' and the second installment in the Back ...
'' (1989). During the 1990s there were rumors, fueled by the film's director
Robert Zemeckis Robert Lee Zemeckis (born May 14, 1952) is an American filmmaker known for directing and producing a range of successful and influential movies, often blending cutting-edge visual effects with storytelling. He has received several accolades incl ...
, that hoverboards were in fact real, but not marketed because they were deemed too dangerous by parents' groups. These rumors have been conclusively debunked. Hoverboards have appeared in various other media since the 1990s. For example,
video games A video game or computer game is an electronic game that involves interaction with a user interface or input device (such as a joystick, game controller, controller, computer keyboard, keyboard, or motion sensing device) to generate visual fe ...
such as the
beat 'em up A beat 'em up (also known as brawler and, in some markets, beat 'em all) is a video game genre featuring hand-to-hand combat against a large number of opponents. Traditional beat 'em ups take place in Side-scrolling video game, scrolling, 2D c ...
arcade game An arcade game or coin-op game is a coin-operated entertainment machine typically installed in public businesses such as restaurants, bars and amusement arcades. Most arcade games are presented as primarily game of skill, games of skill and in ...
''Riding Fight'' (1992), manufactured by
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, and the
sports video game A sports video game is a video game that simulates the practice of sports. Most sports have been recreated with video games, including team sports, track and field, extreme sports, and combat sports. Some games emphasize playing the sport (such ...
'' AirBlade'' (2001), developed by
Criterion Games Criterion Games is a British video game developer based in Guildford. Founded in January 1996 as a Division (business), division of Criterion Software, it was owned by Canon Inc. until Criterion Software was sold to Electronic Arts in October 2 ...
and distributed by
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in Europe and
Namco was a Japanese multinational video game and entertainment company founded in 1955. It operated video arcades and amusement parks globally, and produced video games, films, toys, and arcade cabinets. Namco was one of the most influential c ...
in North America. In the long-running British comic 2000 AD, popular character Chopper flies a powerboard when engaging in a sport called skysurfing. The device resembles a surfboard with anti-gravity properties. Air-boards in the science fiction book, No Tribes Beyond Us, feature in-built rotors and bindings for the rider's feet, similar to a snowboard. A short film, Flite, designed to showcase the capabilities of the
Unreal Engine Unreal Engine (UE) is a 3D computer graphics game engine developed by Epic Games, first showcased in the 1998 first-person shooter video game '' Unreal''. Initially developed for PC first-person shooters, it has since been used in a variety of ...
game design tool was created by writer and director Tim Webber in 2023. The narrative concerns a young hoverboard rider being chased through a near-future London.


Prototypes

Numerous attempts have been made to create working hoverboards.


Air cushion or ground effect

Several companies have drawn on
hovercraft A hovercraft (: hovercraft), also known as an air-cushion vehicle or ACV, is an amphibious craft capable of travelling over land, water, mud, ice, and various other surfaces. Hovercraft use blowers to produce a large volume of air below the ...
"air-cushion vehicle" technology to attempt to create hoverboard-like products but none have demonstrated similar experiences to the kinds of levitation depicted in science fiction films. In the 1950s Hiller aircraft produced the "Flying Platform" which was similar to the modern concept of a hoverboard. The Airboard air-cushion vehicle was unveiled in the
2000 Summer Olympics The 2000 Summer Olympics, officially the Games of the XXVII Olympiad, officially branded as Sydney 2000, and also known as the Games of the New Millennium, were an international multi-sport event held from 15 September to 1 October ...
Opening Ceremony in
Sydney Sydney is the capital city of the States and territories of Australia, state of New South Wales and the List of cities in Australia by population, most populous city in Australia. Located on Australia's east coast, the metropolis surrounds Syd ...
, which was manufactured and sold by Arbortech Industries Limited. Series II was unveiled in 2007. In 2004,
Jamie Hyneman James Franklin Hyneman (; born September 25, 1956) is an American special effects expert who was co-host of the television series ''MythBusters'' alongside Adam Savage, where he became known for his distinctive beret and walrus moustache. He ...
and his team built a makeshift hovercraft for ''
MythBusters ''MythBusters'' is a science entertainment television series created by Peter Rees (producer), Peter Rees and produced by Beyond International in Australia. The series premiered on the Discovery Channel on January 23, 2003. It was broadcast in ...
'', dubbed the ''Hyneman Hoverboard'', from a
surfboard A surfboard is a narrow plank used in surfing. Surfboards are relatively light, but are strong enough to support an individual standing on them while riding an ocean wave. They were invented in ancient Hawaii, where they were known as ''papa hee ...
and leafblower. However, Jamie's hoverboard was not very effective. In 2005, Jason Bradbury created a "hoverboard" for ''
The Gadget Show ''The Gadget Show'' is a British television series which focuses on consumer technology. The show, which was broadcast on Channel 5, is presented by Ortis Deley, with reports from Georgie Barrat and Jon Bentley. Originally a thirty-minute ...
'', 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 An airboat (also known as a planeboat, swamp boat, bayou boat, or fanboat) is a flat-bottomed watercraft propelled by an aircraft-type propeller and powered by either an aircraft or automotive engine. It is commonly used for fishing, hunting, r ...
), and also contained two (more powerful) leafblowers. In May, 2015, ''Guinness World Records'' announced that the
Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...
-born Canadian inventor Cătălin Alexandru Duru had set a new record for continuous travel as a controlling pilot on an autonomously powered hoverboard, travelling over a distance of at heights up to over Lake Ouareau in the province of
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
, Canada. Video of the flight leading to a controlled splash-down is offered. Duru had designed and constructed the hoverboard himself over the course of a year. Its lift is generated by propellers, and the pilot controls the craft with his feet. On 24 December 2015, ARCA Space Corporation claimed it developed a hoverboard named ArcaBoard, and the batteries can provide energy enough for six minutes of hovering at height of up to . It has 36 electric motors that power 36 fans. In April 2016, a jet powered Flyboard Air hoverboard, flown by inventor
Franky Zapata Franky Zapata (; born 27 September 1978) is a French personal watercraft pilot who is the inventor of the Flyboard and Flyboard Air, and founder of Zapata Racing. Since 2012, Zapata's efforts have been focused on the development and manufactur ...
broke the Guinness World Record for farthest flight by hoverboard, flying . In July 2019, Franky Zapata flew the newer Flyboard Air "jet-powered personal aerial vehicle", referred to as the EZ-Fly, during
Bastille Day Bastille Day is the common name given in English-speaking countries to the national day of France, which is celebrated on 14 July each year. It is referred to, both legally and commonly, as () in French, though ''la fête nationale'' is also u ...
celebrations in France. On 4 August 2019, Zapata succeeded in crossing the
English Channel The English Channel, also known as the Channel, is an arm of the Atlantic Ocean that separates Southern England from northern France. It links to the southern part of the North Sea by the Strait of Dover at its northeastern end. It is the busi ...
with his device. The previous attempt on 25 July had been unsuccessful, but during the second try, escorted by French Army helicopters and using a backpack fuel reservoir, he accomplished the journey in about 20 minutes, including a fueling stop at the midpoint. Zapata reached a speed of and maintained an altitude of approximately . Zapata's company, Z-AIR, had received a €1.3m development grant from the French military in December 2018. However, he has said that the flyboard was not yet suitable for military use due to the noise it creates and the challenge of learning how to fly the device.


Magnetic

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. In October 2011, the Université Paris Diderot in France presented the "Mag surf", a superconducting device which levitates above two magnetized repulsing floor rails and can carry up to . In October 2014, American inventor Greg Henderson demonstrated a prototype hoverboard working on a
magnetic levitation Magnetic levitation (maglev) or magnetic suspension is a method by which an object is levitation (physics), suspended with no support other than magnetic fields. Lorentz force, Magnetic force is used to counteract the effects of the gravitation ...
system using the electrodynamic wheel principle. Similar to maglev trains, the hoverboard requires a surface of non-
ferromagnetic Ferromagnetism is a property of certain materials (such as iron) that results in a significant, observable magnetic permeability, and in many cases, a significant magnetic coercivity, allowing the material to form a permanent magnet. Ferromagne ...
metal such as copper or aluminum to function, carrying up to while hovering 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 Kickstarter, PBC is an American Benefit corporation, public benefit corporation based in Brooklyn, New York City, that maintains a global crowdfunding platform focused on creativity. The company's stated mission is to "help bring creative project ...
the day of the news coverage, with a price of $10,000 for the first ten boards. ''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. On June 24, 2015,
Lexus is the luxury vehicle division of the Japanese automaker Toyota, Toyota Motor Corporation. The Lexus brand is marketed in more than 90 countries and territories worldwide and is Japan's largest-selling make of premium cars. It has ranked amon ...
released a video as part of their "Amazing in Motion" series purporting to show a real hoverboard they had developed, the
Slide Slide or Slides may refer to: Places * Slide, California, former name of Fortuna, California Arts, entertainment, and media Music Albums * ''Slide'' (Lisa Germano album), 1998 * ''Slide'' (George Clanton album), 2018 *''Slide'', by Patrick Glee ...
. It was stated by Lexus that the board worked using liquid-nitrogen-cooled superconductors and permanent magnets. The board was shown moving over a conventional-looking concrete skateboard park surface, which led to some skepticism. Lexus apparently later admitted that it only works on special metallic surfaces and the surface shown was not just concrete. On August 4, 2015,
Lexus is the luxury vehicle division of the Japanese automaker Toyota, Toyota Motor Corporation. The Lexus brand is marketed in more than 90 countries and territories worldwide and is Japan's largest-selling make of premium cars. It has ranked amon ...
revealed the working principles of the Slide hoverboard with a promotional campaign, filmed in
Barcelona Barcelona ( ; ; ) is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain. With a population of 1.6 million within c ...
and starring Ross McGouran, a professional London skateboarder. Lexus released a series of videos explaining the technology and the whole engineering, research, and development process in association with all its partners. On January 7, 2021, the YouTube channel Hacksmith Industries uploaded a video of a functional hoverboard capable of sustaining the weight of a human. It uses several electrodynamic wheels to induce eddy currents on an
aluminum Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has ...
plate floor. On March 22, 2023, a French amateur named Damien Dolata launched on YouTube his first functional version of a hoverboard called Ripulse. This hoverboard is capable of levitating a person weighing up to approximately 30 kg above the ground. It is composed of 4 magneto-rotational repulsors that create an eddy current in a conductive surface.


Other

In March 2014, a company called HUVr claimed to have developed the technology for hoverboards, and released a video advertising the product on
YouTube YouTube is an American social media and online video sharing platform owned by Google. YouTube was founded on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim who were three former employees of PayPal. Headquartered in ...
featuring
Christopher Lloyd Christopher Allen Lloyd (born October 22, 1938) is an American actor. He has appeared in many theater productions, films, and television shows since the 1960s. He is known for portraying Emmett Brown in the Back to the Future (franchise), ''B ...
,
Tony Hawk Anthony Frank Hawk (born May 12, 1968), nicknamed Birdman, is an American professional skateboarder, entrepreneur, and the owner of the skateboard company Birdhouse. A pioneer of modern vertical skateboarding, Hawk completed the first docume ...
,
Moby Richard Melville Hall (September 11, 1965), known professionally as Moby, is an American musician, songwriter, record producer, disc jockey, and animal rights activist. He has sold 20 million records worldwide. AllMusic considers him to be "amo ...
,
Terrell Owens Terrell Eldorado Owens (; born December 7, 1973), also known by his initials "T.O.", is an American former professional football wide receiver who played 15 seasons in the National Football League (NFL). Regarded as one of the greatest wide rec ...
, and others riding hoverboards through a parking lot in Los Angeles. Special effect failures such as incomplete
wire removal Wire removal is a visual effects technique used to remove wires in films, where the wires are originally included as a safety precaution or to simulate flying in actors or miniatures. It uses a lot of rotomatting, a process of using splines in ...
have conclusively identified the video as a hoax or joke, traced to the
Funny or Die Funny or Die, Inc. is a comedy video website and production company owned by Henry R. Muñoz III that was founded by Will Ferrell, Adam McKay, Mark Kvamme, and Chris Henchy in 2007. The website contained exclusive material from a regular staf ...
website through identification of the cast and public references to the project. Funny or Die later posted a video featuring Christopher Lloyd "apologizing" for the hoax. Rumors circulated in 2001 that inventor
Dean Kamen Dean Lawrence Kamen (; born April 5, 1951) is an American engineer, inventor, and businessman. He is known for his invention of the Segway PT, Segway and iBOT, as well as founding the non-profit organization For Inspiration and Recognition of Sc ...
's new
invention An invention is a unique or novelty (patent), novel machine, device, Method_(patent), method, composition, idea, or process. An invention may be an improvement upon a machine, product, or process for increasing efficiency or lowering cost. It m ...
, codenamed ''Ginger'', was a transportation device resembling a hoverboard. In reality, Ginger was the Segway Human Transporter, a self-balancing two-wheel electric scooter.


Guinness records

''
Guinness World Records ''Guinness World Records'', known from its inception in 1955 until 1999 as ''The Guinness Book of Records'' and in previous United States editions as ''The Guinness Book of World Records'', is a British reference book published annually, list ...
'' defines a hoverboard as an autonomously powered personal levitator. In May 2015, the Romanian-born Canadian inventor Cătălin Alexandru Duru set a Guinness World Record by travelling a distance of at heights up to over a lake, on an autonomously powered hoverboard of his own design. On April 30, 2016, ''Guinness World Records'' recognized a new record of . The
Flyboard Air Flyboard Air is a type of jetpack/ hoverboard powered by gas turbines. It was invented by French water-craft rider Franky Zapata, founder of Zapata racing. It achieved a Guinness World Record for farthest flight by hoverboard in April 2016 of ...
was powered by jet engine propulsion, and its use allowed Franky Zapata, in Sausset-les-Pins, France to beat the previous record by nearly .


In popular culture


''Back to the Future''

''Back to the Future'' franchise:
Marty McFly Marty McFly is a fictional character and the protagonist of the Back to the Future (franchise), ''Back to the Future'' franchise. He is a high school student living in the fictional town of Hill Valley (Back to the Future), Hill Valley, California ...
(
Michael J. Fox Michael Andrew Fox (born June 9, 1961), known professionally as Michael J. Fox, is a Canadian and American actor and activist. Beginning his career as a child actor in the 1970s, he rose to prominence portraying Alex P. Keaton on the NBC sitcom ...
) rides a
Mattel Mattel, Inc. ( ) is an American multinational corporation, multinational toy manufacturing and entertainment company headquartered in El Segundo, California. Founded in Los Angeles by Harold Matson and the husband-and-wife duo of Ruth Handler, ...
hoverboard in ''
Back to the Future Part II ''Back to the Future Part II'' is a 1989 American science fiction film directed by Robert Zemeckis from a screenplay by Bob Gale; both wrote the story. It is a sequel to the 1985 film ''Back to the Future'' and the second installment in the Back ...
'' (1989), to escape Griff Tannen and his gang in the year 2015. Later on, Marty McFly would revisit 1955 and use the hoverboard to steal the ''Grays Sports Almanac'' book back from Biff Tannen, to prevent him from taking over Hill Valley. In '' Part III'' (1990), in the year 1885, Doc Brown rides the hoverboard to rescue Clara from falling off the locomotive. In the one-off special '' Doc Brown Saves the World'', Doc reveals that he erased the existence of the hoverboard and other inventions from the 2015 shown in the series as they contributed to a chain of events that culminated in Griff Tannen triggering a
nuclear holocaust A nuclear holocaust, also known as a nuclear apocalypse, nuclear annihilation, nuclear armageddon, or atomic holocaust, is a Futures studies, theoretical scenario where the mass detonation of nuclear weapons causes widespread destruction and radi ...
. * In a short film called ''
Hoverboard A hoverboard (or hover board) is a fictional levitating board used for personal transportation, first described in science-fiction, and made famous by the appearance of a skateboard-like hoverboard in the film ''Back to the Future Part II''. Ma ...
'' (2011), a girl watches '' Part II'' and makes a hoverboard of her own. * In '' Back to the Future: The Game'', Marty uses a hoverboard to help Doc catch Edna Strickland, one of the game's main villains and return her to 1931.


Other

* In the 1986 '' The Transformers: The Movie'', there is a scene where Daniel Witwicky rides a hoverboard. * In the 1998 film ''
Futuresport ''Futuresport'' is a 1998 American television film, made-for-television sports film directed by Ernest Dickerson, starring Dean Cain, Vanessa L. Williams, Vanessa Williams, and Wesley Snipes. It originally aired on American Broadcasting Company ...
'', a hoverboard is used by
Dean Cain Dean George Cain ( né Tanaka; born July 31, 1966) is an American actor. From 1993 to 1997, he played Clark Kent / Superman in the TV series '' Lois & Clark: The New Adventures of Superman''. Cain was the host of '' Ripley's Believe It or Not! ...
's character. * In the ''Warframe'' Fortuna Expansion, a new type of vehicle called a K-Drive was released. This vehicle functions exactly as a hoverboard. * In the 2002 Disney animated film ''
Treasure Planet ''Treasure Planet'' is a 2002 American animated science fiction film, science fiction adventure film directed by John Musker and Ron Clements and written by Musker, Clements and Rob Edwards (screenwriter), Rob Edwards. Produced by Walt Disney ...
'', Jim Hawkins rides a hoverboard also known as a solar surfer with a sail doing daredevil stunts in the mines. Later on, he quickly constructs a hoverboard and uses it to reach the portal door controls before the titular planet explodes. * In the 2004 CGI animated film ''
Pinocchio 3000 ''Pinocchio 3000'' (or ''P3K –'' ''Pinocchio 3000'') is a 2004 animated science fantasy film directed by Daniel Robichaud and distributed by Christal Films. The film is a futuristic science fiction interpretation of the classic 1883 novel ''The ...
'', Mayor Scamboli, Marlene, Cab, and Rodo all ride hoverboards at the opening of Scamboland. * In the 2006 Sonic the Hedgehog video game ''
Sonic Riders is a 2006 racing video game developed by Sonic Team and Now Production and published by Sega for the GameCube, PlayStation 2, and Xbox. In the game, the player controls characters from the ''Sonic the Hedgehog'' series on hoverboards and compe ...
'', the characters use modified hoverboards as a racing vehicle. * In the 1999 video game ''
TrickStyle ''TrickStyle'' (stylized as ''trICkStyLE'') is a futuristic racing video game developed by Criterion Games and published by Acclaim Entertainment for the Dreamcast and Microsoft Windows. Set in the future, the player takes part in stunt-filled ho ...
'', the characters use hoverboards as a racing vehicle. * In the 2012 mobile game Subway Surfers, a "hoverboard" is used as the character's vehicle. There are many variations of the hoverboard in-game including "Teleporter", "Hot Rod", "Bouncer" and others. * In the 2017 video game ''
Destiny 2 ''Destiny 2'' is a free-to-play online first-person shooter video game developed by Bungie. It was originally released as a pay-to-play game in 2017 for PlayStation 4, Xbox One, and Windows. It became free-to-play, utilizing the games as a se ...
'', a vehicle called a Skimmer was added in March 2024 during the in-game event, Guardian Games. It functions as a hoverboard which players can use to traverse across destinations and it has an ability to
grind A blade's grind is its cross-sectional shape in a plane normal to the edge. Grind differs from Blade#Knife blade profiles .28Patterns.29, blade profile, which is the blade's cross-sectional shape in the plane containing the blade's edge and ...
air. These were previously only seen used by
non-player characters A non-player character (NPC) is a Character (arts), character in a game that is not controlled by a Player (game), player. The term originated in traditional tabletop role-playing games where it applies to characters controlled by the gamemaste ...
in the game's 2023 expansion '' Lightfall''.


See also

*
Flyboard A Flyboard is a brand of hydroflight sports, hydroflighting device which supplies propulsion to drive the Flyboard into the air to perform a sport known as hydroflying.ExamplesFlyboard Ultimate SupercutPower Board Expert. A Flyboard rider sta ...
*
Flying car A flying car or roadable aircraft is a type of vehicle which can function both as a road vehicle and as an aircraft. As used here, this includes vehicles which drive as motorcycles when on the road. The term "flying car" is also sometimes ...
*
Hoverbike A hoverbike (or hovercycle) is a vehicle that can Levitation (physics), hover, resembling a flying motorcycle, motorbike, having at least two propulsive portions—one in front of and one behind the driver. It is often used as a staple vehicle in ...
* Ionocraft, a propulsion device with similar operation to a hoverboard, but requires tethering to its
power supply A power supply is an electrical device that supplies electric power to an electrical load. The main purpose of a power supply is to convert electric current from a source to the correct voltage, electric current, current, and frequency to power ...
as its
thrust-to-weight ratio Thrust-to-weight ratio is a dimensionless ratio of thrust to weight of a rocket, jet engine, propeller engine, or a vehicle propelled by such an engine that is an indicator of the performance of the engine or vehicle. The instantaneous thrust-to-w ...
is too low to also lift it *
Jet pack A jet pack, rocket belt, rocket pack or flight pack is a device worn as a backpack which uses jets to propel the wearer through the air. The concept has been present in science fiction for almost a century and the first working experimental d ...
* Lexus hoverboard *
Power trowel A power trowel (also known as a "power float" and "troweling machine") is a piece of light construction equipment used by construction companies and contractors to apply a smooth finish to concrete slabs. Types Power trowels differ in the way ...
, a hovercraft used for concrete


References


External links

* {{Back to the Future Fictional vehicles Back to the Future (franchise) technology Fictional elements introduced in 1989