How robots work


Robots history

The idea of artificial people dates athumanoid robot was made by Leonardo da
least as far back as the ancient legendVinci (1452-1519) in around 1495. Da
of Cadmus, who sowed dragon teeth thatVinci's notebooks, rediscovered in the
turned into soldiers, and the myth of1950s, contain detailed drawings of a
Pygmalion, whose statue of Galatea camemechanical knight able to sit up, wave
to life. In Greek mythology, theits arms and move its head and jaw. The
deformed god of metalwork (Vulcan ordesign is likely to be based on his
Hephaestus) created mechanical servants,anatomical research recorded in the
ranging from intelligent, goldenVitruvian Man. It is not known whether
handmaidens to more utilitarianhe attempted to build the robot (see:
three-legged tables that could moveLeonardo's robot).
about under their own power. MedievalAn early automaton was created 1738 by
Persian alchemist Jabir ibn Hayyan,Jacques de Vaucanson, who created a
inventor of many basic processes stillmechanical duck that was able to eat
used in chemistry today, includedgrain, flap its wings, and excrete.
recipes for creating artificial snakes,Many consider the first robot in the
scorpions, and humans in his coded Bookmodern sense to be a teleoperated boat,
of Stones. Jewish legend tells of thesimilar to a modern ROV, devised by
Golem, a clay statue animated byNikola Tesla and demonstrated at an 1898
Kabbalistic magic. Similarly, in theexhibition in Madison Square Garden.
Younger Edda, Norse mythology tells of aBased on his patents 613,809, 723,188
clay giant, Makkurkalfi or Mistcalf,and 725,605 for "teleautomation", Tesla
constructed to aid the troll Hrungnir inhoped to develop the "wireless torpedo"
a duel with Thor, the God of Thunder.into an automated weapon system for the
The word robot was introduced by CzechUS Navy. (Cheney 1989) Tesla also
writer Karel Capek in his play R.U.R.proposed but did not build remotely
(Rossum's Universal Robots) which wasoperated war planes and ground vehicles.
written in 1920 (See also Robots inHe also predicted these remote
literature for details of the play).controlled machines were merely
However, the verb robotovat, meaning "toprecursors of "machines possessed of
work" or "to slave", and the noun robotatheir own intelligence" (Cheney 1989).
(meaning corve) used in the Czech andSee also the PBS website article (with
Slovak languages, has been used sincephotos) : Tesla - Master of Lightning:
the early 10th century. It was suggestedRace of Robots
that the word robot had been coined byIn the 1930s, Westinghouse made a
Karel Capek's brother, painter andhumanoid robot known as Elektro. It was
writer Josef Capek.exhibited at the 1939 and 1940 World's
Concepts akin to today's robot can beFairs while the first electronic
found as long ago as 450 BC when theautonomous robots were created by W.
Greek mathematician Archytas of TarentumGrey Walter at Bristol University,
postulated a mechanical bird he calledEngland in 1948.
"The Pigeon" which was propelled byThe first human to be killed by a robot
steam. Heron of Alexandria (10AD-70AD)was 37 year-old Kenji Urada, a Japanese
made numerous innovations in the fieldfactory worker, in 1981. According to
of automata, including (allegedly) onethe Economist.com, Urada "climbed over a
that could speak. Al-Jazari (1136-1206)safety fence at a Kawasaki plant to
an Ortoqid (Artuk) Arab inventorcarry out some maintenance work on a
designed and constructed automaticrobot. In his haste, he failed to switch
machines such as water clocks, kitchenthe robot off properly. Unable to sense
appliances and musical automats poweredhim, the robot's powerful hydraulic arm
by water (See one of his works at [6]).kept on working and accidentally pushed
One of the first recorded designs of athe engineer into a grinding machine."



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