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Kernmantle rope is rope constructed with its interior core ( the kern ) protected with a woven exterior sheath ( mantle ) that is designed to optimize strength, durability, and flexibility.
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Kernmantle and rope
* Kernmantle rope used for safety in rock climbing
Dynamic rope | Dynamic Kernmantle rock climbing rope with its braided sheath cut to expose the twisted core yarns and core yarn plies.
Kernmantle rope has a core ( kern ) of long twisted fibres in the center, with a braided outer sheath or mantle of woven fibres.
Kernmantle rope should be inspected before and after every use for any form of damage.
Kernmantle and with
Kernmantle construction may be used with both static and dynamic ropes.
Kernmantle and .
These ropes consist of one or more concentric tubular braided jackets surrounding either several small twisted fibre cords, or a single untwisted yarn of straight fibres, and are known as Kernmantle ropes.
Kernmantle ropes are still used in sailing and other sports, but the technical requirements are usually not as rigorous as in climbing since those applications are not as safety critical.
rope and is
The vessel is attached to the anchor by the rode, which is made of chain, cable, rope, or a combination of these.
A cable or rode is the rope, chain, or combination thereof used to connect the anchor to the vessel.
Abacá rope is very durable, flexible and resistant to salt water damage, allowing its use in hawsers, ship's lines and fishing nets.
Abacá fiber was once used primarily for rope, but this application is now of minor significance.
Bouldering is a style of rock climbing undertaken without a rope and normally limited to very short climbs over a crash pad ( called a bouldering mat ) so that a fall will not result in serious injury.
Usually, instead of using a safety rope from above, injury is avoided using a crash pad and a human spotter ( to direct a falling climber on to the pad ).
It is thought of as the anchor of Tama-rereti's waka ( the Milky Way ), while the Pointers are its rope.
Crossbow bolts can be fitted with a variety of heads, some with sickle-shaped heads to cut rope or rigging ; but the most common today is a four-sided point called a quarrel.
For an object swinging around on the end of a rope in a horizontal plane, the centripetal force on the object is supplied by the tension of the rope.
The rope example is an example involving a ' pull ' force.
It is possible that a previous climber had top-roped the Arch leaving the rope scars. keturah
The tensioning system is usually rope, but bolt systems and turnbuckles have been used as well.
Using two pegs and a rope, this procedure is traditionally used by gardeners to outline an elliptical flower bed ; thus it is called the gardener's ellipse.
Baudhayana ( c. 8th century BCE ) composed the Baudhayana Sulba Sutra, the best-known Sulba Sutra, which contains examples of simple Pythagorean triples, such as:,,,, and as well as a statement of the Pythagorean theorem for the sides of a square: " The rope which is stretched across the diagonal of a square produces an area double the size of the original square.
The hot-dip process slightly reduces the strength of the base metal, which is a consideration for the manufacture of wire rope and other highly-stressed products.
The lead rope is separate, and it may be short ( from six to ten feet, two to three meters ) for everyday leading and tying, or much longer ( up to, eight meters ) for tasks such as for leading packhorses or for picketing a horse out to graze.
In Australian and British English, a halter is a rope with a spliced running loop around the nose and another over the poll, used mainly for unbroken horses or for cattle.
Longeing is the activity of having a horse walk, trot and / or canter in a large circle around the handler at the end of a rope that is 25 to long.
When pairs of horses are used in drawing a wagon or coach it is usual for the outer side of each pair to be connected to reins and the inside of the bits connected by a short bridging strap or rope.
A rein may be attached to a halter to lead or guide the horse in a circle for training purposes or to lead a packhorse, but a simple lead rope is more often used for these purposes.
Because the handle is attached to the resistance source by rope or similarly flexible media, the trajectory of the hands in the vertical plane is free making it possible for the rower to emulate the hand height difference between the stroke and the return.
rope and constructed
In the Middle Ages ( from the 13th to the 18th centuries ), from the British Isles to Italy, ropes were constructed in so-called Ropewalks, very long buildings where strands the full length of the rope were spread out and then laid up or twisted together to form the rope.
The first lift, a rope tow, was built in 1951 and the first chairlift in Australia was constructed there in 1957.
A daisy chain is a strap, several feet long and typically constructed from one-inch tubular nylon webbing of the same type used in lengthening straps between anchor-points and the main rope.
By extending a rope between two posts and removing the red pebbles on the desert surface along the rope, the lines could be constructed.
It also has a fauna overpass constructed over the four lane road, along with underpasses, rope ladders and exclusion funnelling fencing.
The rooms, assigned to each Cardinal by lot, would often be constructed by nothing more than a sheet hanging on a rope.
A rope bridge is a bridge constructed chiefly of rope.
The rope dart is constructed from 5 parts:
Traditionally, the rope was constructed from Chinese rope and covered with wax to minimize friction.
Simple poi can also be constructed from tennis balls and lengths of rope weighted by rolled up bike tubes.
The crew use the rope to pull up a rope ladder constructed by Zambo and Austin and then climb down.
rope and with
Responses such as `` rope with a loop in it '', and `` two pieces of rope '', were quite characteristic.
`` Hurry up, we're late '', he said, noticing with a chill how gray the sky was this morning, the fog like a rope along the horizon, the choppy waves sending off sheets of blue and Kool-Aid green.
In the 5th century public slaves forming a cordon with a red-stained rope herded citizens from the agora into the assembly meeting place ( Pnyx ), with a fine being imposed on those who got the red on their clothes.
Only the first 6000 to arrive were admitted and paid, with the red rope now used to keep latecomers at bay.
Also, if laced together with rope instead of wire, the rope can be very quickly destroyed by such fires, after which the abatis can be quickly pulled apart by grappling hooks thrown from a safe distance.
The reduced gate mass makes their wire bales less prone to ' gate flutter ,' a dangerous condition created by irregular impact forces generated by the climbing rope or contact with hard surfaces in a fall which momentarily opens the gate ( and both lowers the breaking strength of the carabiner when open and potentially allows the rope to escape ).
If for instance there had been a wire walker the reprise would involve two chairs with a piece of rope between and the clown trying to imitate the artiste by trying to walk between them with the resulting falls and cascades bringing laughter from the audience.
Traditionally the prod was often lashed to the stock with rope, whipcord, or other strong cording.
For example, in the Americas, the Peruvian army ( Ejército ) equips some soldiers with crossbows and rope, to establish a zip-line in difficult terrain.
The sport involves the performance of five separate routines with the use of five apparatus — ball, ribbon, hoop, clubs, rope — on a floor area, with a much greater emphasis on the aesthetic rather than the acrobatic.
This involves local people making up ' balls ' of chicken wire filled with old newspaper, sticks, rags, and other dry flammable material up to a diameter of 2 feet, each attached to about 3 feet of wire, chain or nonflammable rope.
So I jump on the rope with him -- I put my weight with him.
In the event of someone falling into a ravine or a similar terrain feature, with a rope or two, some carabineers, and knowledge of knots you can set up a rappel system to lower yourself down to the individual and set up a hauling system to allow another individual to pull you and the injured person out of the ravine.
In most situations forming loops and bends with conventional knots is far more practical than using rope splices, even though the latter can nearly maintain the rope's full strength.
The working load limit of a rope is generally specified with a significant safety factor, up to 15: 1 for critical applications.
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