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Encyclopedia > Ski binding

In skiing, a ski binding is an attachment which anchors the ski boot to the ski. There are different types of bindings for different types of skiing: Deep powder skiing Alpine skier carving a turn on piste Members of the U.S. Air Force skiing (and snowboarding) at Keystone Resorts 14th Annual SnoFest This article is about snow skiing. ... A twin-tip shaped downhill ski. ...

Contents

Bindings by type of skiing

Alpine

  • Bindings for Alpine skiing usually work by fixing the ski boot to the ski at the toe and heel. A binding acts to attach the boots to the ski but also to release the boot in case of a fall. To help prevent injury the boot is released by the binding if a certain amount of pressure is applied (usually created by the weight of a falling skier). The amount of pressure required to release the boot is typically adjusted by turning a screw on the toe and heel piece. This is called the DIN setting. The correct DIN setting is based on height, weight, and the ability level of the skier and is usually set by a technician when skis are rented or bought (adjusting a binding alone can cause problems with release and may be dangerous to the skier). Bindings can be sold alone to be mounted to "flat" skis or can be integrated systems. While integrated systems generally provide a more natural flex, better power transmission, and a larger sweet spot, they also add more distance between the boot and the ski. While this is helpful in achieving higher edge angles, the high lift can strain the knees when skiing powder, and will make landings less stable. For this reason, most powder or freestyle skis are sold flat, while most carving and race skis come with an integrated binding system.

Both stand alone and integrated ski bindings employ the use of a snow brake to prevent the ski from moving whilst not attached to a boot. Snow brakes work by the use of a sprung square 'C' shape, typically made of metal, which makes contact with the snow. When a ski boot is introduced to the ski binding, the brake pivots under the downward pressure and runs parallel with the ski allowing free movement. Alpine skier carving a turn on piste Alpine skiing (or downhill skiing) is a recreational activity and sport involving sliding down snow-covered hills with long, thin skis attached to each foot. ...

See also: History of release bindings

Cross Country

  • The NNN (New Nordic Norm), where a bar in the toe of the shoe is hooked into a catch in the binding. Also exists in the more rugged BC (Back Country) variant. Two small ridges run along the binding, corresponding with slits in the boot. It should be noted that there have been several versions of NNN as Rottefella have evolved the binding, and the first NNN version is not compatible with later (current) designs.
SNS binding
  • SNS (Salomon Nordic System; marketed by Salomon) looks very similar to NNN binding, except it has one large ridge and the bar is narrower. Three variants exist: Profil, the standard model; Pilot, specifically for skate-style cross-country skiing, and the "X-Adventure" variant for backcountry skiing. While Pilot skate boots can be used with a normal Profil binding, Profil boots cannot be used with Pilot skate setups. Because of its ease of use it is quite common, though in some places NNN equipment (broadly comparable in terms of cost and performance) is easier to come by and hence used more. Previous SNS systems exist with a loop protruding from the frot of the boot rather than a bar flush with the front, and these are obsolete and no longer available.
  • 75 mm (Rottefella, Nordic Norm, 3-pin) This is the original, classic system found on cross country skis, invented by Bror With. These bindings, once the standard, are no longer as popular as they were but still hold a significant share of the market for mid-weight touring setups with relatively heavy boots, as typically used for hut-to-hut touring in Norway. In this system the binding has three small pins that stick up. The toe of the boot and has three holes that line up with the pins. The boot is then clamped down by a bail. Despite the decreasing use of the 3 pin "rat trap" binding in lighter cross country, the characteristic "duckbill" toe it uses is still assumed in the design of heavier cable bindings, and 75 mm boots are still widely available, especially for telemark technique and more rugged touring. A similar system with a 50 mm "duckbill" once existed for lighter setups, but is obsolete and no longer available.

Image File history File links Download high-resolution version (2266x600, 187 KB) de: Skilanglaufbindung es: Fijación de esquí de fondo Taken by myself. ... Image File history File links Download high-resolution version (2266x600, 187 KB) de: Skilanglaufbindung es: Fijación de esquí de fondo Taken by myself. ... Bror With (1900—1985), born in Norways capital Kristiania and a mechanical engineer from the Norwegian Institute of Technology (graduated 1925), was an inventor and industrialist. ...

Telemark

  • The cable binding (aka Kandahar binding), where the toe section of the boot is anchored, and an adjustable cable around the heel (for which there is a groove in the heel of the shoe) secures the boot. Used for cross-country (to a certain extent), Telemark and ski jumping.

Telemark skiing is a term used for skiing using the Telemark turn which is a technique first popularized by Sondre Norheim. ... Ski jumping is a sport in which skiers go down an inrun with a take-off ramp (the jump), attempting to go as far as possible. ...

Alpine ski touring

Alpine ski touring boot, binding and couteau
Alpine ski touring boot, binding and couteau

Unless telemark skis are being used, for Alpine ski touring, a special ski binding is used that allows the heel to be clipped down to the ski when skiing downhill, but which allows it to be released when climbing. Image File history File links Alpine ski touring boot, binding and couteau. ... Image File history File links Alpine ski touring boot, binding and couteau. ... Skinning up the mountain Ski touring, also referred to as ski mountaineering, ski randonnée, and alpine touring (or AT), is a form of backcountry skiing (off-piste skiing) involving trekking from place to place in the wilderness, that has parallels with hiking, backpacking and Alpine climbing or mountaineering. ...


Skiboard and Snowblade Non-release binding

  • Traditionally, skiboards and Salomon's Snowblade have used non-release plate bindings. The reason being that skiboards and snowblades have traditionally been 100 cm in length or less, so the torque during a fall was assumed to be small enough that a releasable binding was not necessary. However, in recent years, as skiboarding has become a more established niche sport, releasable bindings have become a viable option to decrease the chances of injury. Spruce Ski created a riser which adapts between the standard 4 cm by 4 cm four-hole skiboard binding and standard ski bindings; furthermore, Spruce began selling their 120cm skiboard in the 2005-06 season which are only available with their releasable setup. Additionally, Salomon now offers most of their Snowblades with releasable ski bindings as well. Many riders still prefer the plate-style bindings, and SnowJam and Bomber both make high quality plate bindings.

Skiboarding is a winter sport which combines inline skating and skiing. ...

History

Modern ski bindings are based on the Fennoscandian model of the 19th century. The bindings of Telemark ski and cross-country skis were developed from the Ugro-Lapp type. See History of skiing. Telemark skiing is a term used for skiing using the Telemark turn which is a technique first popularized by Sondre Norheim. ... Cross-country skiing (also known as XC skiing) is a winter sport popular in many countries with large snowfields, primarily Northern Europe and Canada. ... Skiing, or traveling over snow on wooden runners, has a recorded history of almost five millennia. ...


See also


  Results from FactBites:
 
Ski binding - Patent 3979131 (3052 words)
1 and 2, a ski binding according to the present invention is fixed to a conventional ski 10 of the touring or cross country type for releasably holding the boot 12 of a skier therein.
The ski binding comprises a toe plate element 14 for receiving the front or toe portion of the boot 12 which toe plate 14 is fastened to ski 10 on the upper surface thereof and at an appropriate location approximately mid-way along the length of the ski according to conventional practice.
The ski binding of the present invention also comprises a heel plate element 18, also designated a heel pop-up element, for engaging the heel of boot 12 in a manner preventing longitudinal and latteral movement of the heel portion of the boot.
Ask The Coach - Ski Binding Guide (1162 words)
Ski Bindings are very important in skiing because together with your ski boots they form the link between your body and your skis.
When skis are released from the bindings they of course run the risk of sliding down the slope, increasing in speed and possibly hitting other skiers.
Ski brakes are levers which flip down the moment a ski binding is released.
  More results at FactBites »


 

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