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Sabtu, 28 Mei 2011

CrossBow



Two Types Of Crossbow:

  1.  Compound (End of arc is Cam / wheel as an example of 'mechanical advantage'  Ten Point, Horton, etc.),
  2.  Recurve (traditional examples of the brand Excalibur, Middleton)


Horton Crossbow
TenPoint Crossbow
The arrow crossbow, is called 'Bolt' is not an arrow. Arrow has a heavy draw (draw weight) is far above the arrow, generally around 150-225 pounds (about 100kg). because his lenght interesting shorter than the arrows then approximately the same speed. Because this type of compound arrows now a very sophisticated technology, equivalent to the arrow.
Excalibur Crossbow
Unless certain types of arrows like Tac 15 which can be 420FPS. Before the compound was found the arrow, arrows, including horrific weapons on the battlefield since the era of Warring State (200 two hundred years BCin China, to medieval Europe. Because the kinetic force (energy) generated a very large arrow bolts supported edge is designed to pierce armor, combat units crosbow greatly feared.


Middleton Crossbow


Even crossbow in China (2200 years ago triggered a complex system and much higher Technology Europe mind crossbow. even the most famous King Richard was killed by crossbow Arbalest. over time, and archery in sports and entertainment tool, albeit more used in military and police duties but in a foreign country has a crossbow was the official Olympic Committee competed.