14 inch 15 inch 16 inch 17 inch
17 Inch Steel Wheels - A wheel is mostly a circular component that is intended to rotate by using an axle bearing. The wheel is one of the many components of the wheel and axle which belongs to the six simple machines. Wheels, side by side with axles, allow heavy objects that should be moved easily facilitating movement or transportation while supporting lots, or performing labor in machines. Wheels are used by other purposes, perhaps a ship's wheel, tyre, potter's wheel and flywheel.Common examples are normally found in transport applications. A wheel greatly reduces friction by facilitating motion by rolling together with the aid of axles. So that wheels to rotate, a point in time would need to apply to the wheel about its axis, either with gravity or by the usage of another external force or torque.The English word wheel is from the Old English word hweol, hweogol, from Proto-Germanic *hwehwlan, *hwegwlan, from Proto-Indo-European *kwekwlo-, a long kind of the foundation *kwel- "to revolve, move about ".Cognates within Indo-European include Icelandic hjól "wheel, tyre", Greek κύκλος kúklos, and Sanskrit chakra, the second both meaning "circle" or "wheel ".Precursors of wheels, often known as "tournettes" or "slow wheels", were known in your Middle East via the 5th millennium BCE (one of the earliest examples was discovered at Tepe Pardis, Iran, and dated to 5200–4700 BCE). They were fabricated from stone or clay and secured to the floor with a peg inside the center, but required effort to turn. True (freely-spinning) potter's wheels were apparently available in Mesopotamia by 3500 BCE and perchance as soon as 4000 BCE, as well as the oldest surviving example, that has been within Ur (modern day Iraq), dates to approximately 3100 BCE.The best evidence of wheeled vehicles appears from the second half of your 4th millennium BCE, near-simultaneously in Mesopotamia (Sumerian civilization), the Northern Caucasus (Maykop culture) and Central Europe (Cucuteni-Trypillian culture), to be sure the question which culture originally invented the wheeled vehicle continues to be unsolved.The first well-dated depiction of your wheeled vehicle (here a wagon — four wheels, two axles) is relating to the Bronocice pot, a c. 3500 – 3350 BCE clay pot excavated from 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) has become dated in 2σ-limits to 3340–3030 BCE, the axle to 3360–3045 BCE.Two types of early Neolithic European wheel and axle are known; a circumalpine types of wagon construction (the wheel and axle rotate together, such as Ljubljana Marshes Wheel), and that in the Baden culture in Hungary (axle doesn't rotate). They are dated to c. 3200–3000 BCE.In China, the wheel was certainly present considering the adoption for the chariot in c. 1200 BCE,although Barbieri-Low[9] argues for earlier Chinese wheeled vehicles, c. 2000 BC.
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TITLE: | 14 inch 15 inch 16 inch 17 inch |
IMAGE URL: | http://bstdist.com/media/catalog/category/Steel_Rim-8_1.jpg |
THUMBNAIL: | https://tse2.mm.bing.net/th?id=OIP.jS2h8QLe3y8Ms0RK3TAfbgEsEs&pid=Api&w=180&h=181 |
IMAGE SIZE: | 73640 B Bs |
IMAGE WIDTH: | 648 |
IMAGE HEIGHT: | 648 |
DOCUMENT ID: | OIP.jS2h8QLe3y8Ms0RK3TAfbgEsEs |
MEDIA ID: | 35CCDE04830E906B0B33BDB9CB1A5EF947869E8A |
SOURCE DOMAIN: | bstdist.com |
SOURCE URL: | http://bstdist.com/index.php/steel-rims.html |
THUMBNAIL WIDTH: | 180 |
THUMBNAIL HEIGHT: | 181 |
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