22.07.2013

KNOTS - MORE THAN FIFTY OF THE MOST USEFUL KNOTS FOR CAMPING, SAILING, FISHING, AND CLIMBING

Knots - More Than Fifty of the Most Useful Knots for Camping, Sailing, Fishing and Climbing

 
 Author(s)                

Peter Owen
 Publisher Courage Books
 Date 1993
 Pages 81
 Format pdf
 Size 11.9 Mb


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   Traditional rope is made of the fibers of materials twisted together. When looking at an ordinary piece of any three-strand rope, one may find that the rope is laid right-handed, it means no matter which way up one holds it, the strands appear to ascend to the right and upward. That is because when the rope is fabricated, the first group of fibers are twisted to form right-hand yarn; the yarn is then twisted together the other way to form left-hand strands; and the strands are twisted together to form right-laid rope. Then, the tension which is created by the alternate direction of the twists, in turn, holds the rope together and gives it strength. In fact, the whole ropemaking is basic principle of the way a separated strand is laid-up and actually this is a vital concept...

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