« Hot Rods by Boyd the Original Boyd Coddington Wheels Est. 1978
« Hot Rods by Boyd the Original Boyd Coddington Wheels Est. 1978
20 Inch Smoothie Wheels - A wheel can be described as circular component that is supposed to rotate you are using axle bearing. The wheel is one of the primary aspects of the wheel and axle which is one of the six simple machines. Wheels, together axles, allow heavy objects to generally be moved easily facilitating movement or transportation while supporting a large quanity, or performing labor in machines. Wheels are also utilized for other purposes, including a ship's wheel, wheel, potter's wheel and flywheel.Common examples you find in transport applications. A wheel greatly reduces friction by facilitating motion by rolling together while using axles. To ensure that wheels to rotate, a moment has got to be relevant to the wheel about its axis, either via gravity or by using another external force or torque.The English word wheel derives from the Old English word hweol, hweogol, from Proto-Germanic *hwehwlan, *hwegwlan, from Proto-Indo-European *kwekwlo-, extended mode of the basis *kwel- "to revolve, maneuver around ".Cognates within Indo-European include Icelandic hjól "wheel, tyre", Greek κύκλος kúklos, and Sanskrit chakra, ppos both meaning "circle" or "wheel ".Precursors of wheels, labeled "tournettes" or "slow wheels", were known during the Middle East by the 5th millennium BCE (one of the earliest examples was discovered at Tepe Pardis, Iran, and dated to 5200–4700 BCE). These were made from stone or clay and secured to the floor by using a peg in the center, but required effort to turn. True (freely-spinning) potter's wheels were apparently used in Mesopotamia by 3500 BCE and perhaps as soon as 4000 BCE, plus the oldest surviving example, that was found in Ur (modern day Iraq), dates to approximately 3100 BCE.The very first evidence of wheeled vehicles appears around the second half of the 4th millennium BCE, near-simultaneously in Mesopotamia (Sumerian civilization), the Northern Caucasus (Maykop culture) and Central Europe (Cucuteni-Trypillian culture), and so the question of which culture originally invented the wheeled vehicle remains unsolved.The primary well-dated depiction of one's wheeled vehicle (here a wagon — four wheels, two axles) is within the Bronocice pot, a c. 3500 – 3350 BCE clay pot excavated inside a Funnelbeaker culture settlement in southern Poland.The oldest securely dated real wheel-axle combination, that from Stare Gmajne near Ljubljana in Slovenia (Ljubljana Marshes Wooden Wheel) becomes dated in 2σ-limits to 3340–3030 BCE, the axle to 3360–3045 BCE.2 kinds of early Neolithic European wheel and axle are known; a circumalpine particular wagon construction (the wheel and axle rotate together, what i mean Ljubljana Marshes Wheel), and therefore of one's Baden culture in Hungary (axle will not rotate). They are dated to c. 3200–3000 BCE.In China, the wheel was certainly present together with the adoption in the chariot in c. 1200 BCE,although Barbieri-Low[9] argues for earlier Chinese wheeled vehicles, c. 2000 BC.
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TITLE: | « Hot Rods by Boyd the Original Boyd Coddington Wheels Est. 1978 |
IMAGE URL: | http://hotrodsbyboyd.com/wp-content/uploads/2012/05/24-Slayer-26and17inch.jpg |
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IMAGE SIZE: | 1334874 B Bs |
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IMAGE HEIGHT: | 1027 |
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THUMBNAIL WIDTH: | 225 |
THUMBNAIL HEIGHT: | 181 |
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