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EP1562682B1 - Downhill ski - Google Patents

Downhill ski Download PDF

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Publication number
EP1562682B1
EP1562682B1 EP03788794A EP03788794A EP1562682B1 EP 1562682 B1 EP1562682 B1 EP 1562682B1 EP 03788794 A EP03788794 A EP 03788794A EP 03788794 A EP03788794 A EP 03788794A EP 1562682 B1 EP1562682 B1 EP 1562682B1
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EP
European Patent Office
Prior art keywords
ski
support structure
downhill
ski according
downhill ski
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP03788794A
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German (de)
French (fr)
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EP1562682A1 (en
Inventor
Uwe Emig
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Sportstec Gesellschaft Zur Entwicklung Innovativer Technologien Uwe Emig Prof Reinhold Geilsdorfer Markus Gramlich GbR
Original Assignee
Sportstec Gesellschaft Zur Entwicklung Innovativer Technologien Uwe Emig Prof Reinhold Geilsdorfer Markus Gramlich GbR
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Publication of EP1562682A1 publication Critical patent/EP1562682A1/en
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Publication of EP1562682B1 publication Critical patent/EP1562682B1/en
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63CSKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C5/00Skis or snowboards
    • A63C5/12Making thereof; Selection of particular materials

Definitions

  • the invention relates to an alpine ski with a ski body, which has a running surface on its underside and on its upper side at least one, in the longitudinal direction of the ski body extending and tensile and compressive forces receiving Obergurtelement has, which is supported with its ends on the ski body.
  • At one off DE 199 17 992 known alpine ski specified in the preamble of claim 1 has the built-in ski body Obergurtelement in the central region of the ski in the form of a flat, upwardly arched arc extending in the longitudinal direction of the ski and spans an underlying, arranged in the ski body Untergurtelement.
  • the bow of the upper chord member is in this case depending on the load of the ski binding in the direction of the ski body deflectable, and the Obergurtelement is supported at the end portions of the ski such that a resulting from the deflection of the sheet displacement of the ends of the upper chord member an increase in the supporting portion of End areas of the ski causes.
  • the invention has for its object to provide an alpine ski of the type mentioned, which is characterized by good running properties and good controllability.
  • the alpine ski according to the invention has on its upper side a support structure on which the Obergurtelement is mounted and which is formed of an elongated, flat member at intervals about substantially parallel, transverse to the longitudinal direction of the ski axes extending in alternating directions in each case at an angle bent to the tread, preferably wave-shaped.
  • the inventive design of the ski allows a favorable compromise between the one hand, desired bending elasticity and the other hand required torsional rigidity of the ski and allows an advantageous uniform surface pressure distribution. Leave by the undulating formation of the support structure the stated requirements can be achieved with a comparatively low construction weight. In addition, the ski can be produced inexpensively.
  • the support structure of the ski may advantageously consist of a fiber-plastic composite material or of a metal sheet or of a combination of the aforementioned materials.
  • the component forming the support structure can have a uniform wall thickness, but its wall thickness can also be uneven.
  • the width of the component and thus the support structure in the longitudinal direction of the ski vary.
  • an embodiment may be advantageous in which the support structure is formed from a plurality of adjacent components.
  • the individual components may have matching or different wave profile.
  • the wave profile of the individual components may also be arranged offset in the longitudinal direction of the ski against each other.
  • the overall height of the support structure preferably decreases starting from the ski center towards the ski ends. Also, the inclination angle of the individual waves of the support structure may decrease from the ski center, starting towards the ski ends, but it may also be consistent over the length of the ski.
  • the upper belt element preferably consists of one or more rods or tubes, in particular with a round cross section, and is made of high-strength material, in particular of an aluminum-titanium alloy, of glass or carbon fiber fabric or of a combination of these materials.
  • the support structure For storage of the upper belt element according to a further proposal of the invention, the support structure at a distance from the ski body openings or recesses, in which the Obergurtelement is arranged.
  • the upper belt member In the openings or recesses of the support structure, the upper belt member is preferably slidably mounted.
  • the ski body in the ski according to the invention fulfills the object of a tension-absorbing lower belt. Due to its inherent rigidity and elasticity, it contributes to the absorption of bending and torsional forces.
  • the ski body is preferably designed as a sandwich construction and may consist of fiber-plastic composite material and / or high-strength metal sheets and / or wood inserts.
  • the height the ski body is preferably small, in particular smaller than the overall height of the support structure.
  • connection between the support structure and the ski body can be made by adhesive or cohesive means and / or by mechanical means such as screws, rivets or the like.
  • the support structure On its upper side, the support structure may be completely or partially covered by a thin-walled, plate-shaped element. It may also include a box-shaped shell, which is attached to the ski body, the support structure including Obergurtelement enclose.
  • a holder is mounted on the upper side of the alpine ski according to the invention, which is designed so that the introduction of force by the skier takes place mainly on the Obergurtelement.
  • the holder can be attached to the upper belt element and additionally guided on the support structure.
  • Another advantageous design may provide that the holder is attached to the support structure yielding or movable and supported on the Obergurtelement.
  • the alpine ski shown has a ski body 1, which has a tread 2, a front end 3 with an upwardly bent tip 4 and a rear end 5.
  • the ski body 1 has the shape of an elongated, flat and narrow plate which is slightly bent in the longitudinal direction so that the tread 2 has a concave curvature.
  • the ski body 1 is composed in sandwich construction of several elements and / or layers which are adhesively and / or positively connected to each other.
  • a support structure 6 is arranged, which extends from one to the other end of the ski body 1.
  • the support structure 6 consists of a thin-walled component 7 which essentially has the width of the ski body 1.
  • the component 7 has a waveform which is formed by alternating curvature around transverse to its longitudinal direction, substantially parallel axes of curvature.
  • the component 7 is preferably made of a composite material of plastic and a fabric of high-strength fibers with different direction of the fiber flow. The material thickness of the component 7 can vary between stronger and weaker loaded zones.
  • the support structure 6 lies with the lower shaft portions directly on the ski body 1 and is there preferably adhesively or mechanically attached to the ski body 1.
  • the upper, opposite the surface of the ski body 1 raised wave portions of the support structure 6 are provided at a distance from the ski body 1 with through openings 8.
  • two pressure struts 9 are mounted at a distance next to each other, which form a Obergurtelement 10.
  • the pressure struts 9, which are preferably designed as round tubes, are arranged symmetrically to the median plane of the alpine skis. Their ends are held at the ends 3, 5 of the ski body 1 and supported in the longitudinal direction by means of elastic supports 12, 13 on the ski body 1.
  • the elastic supports 12, 13 may be formed as shock-absorbing devices.
  • the distance between the pressure struts 9 and the ski body 1 is greatest in the ski center and decreases continuously to the ski ends. The same applies to the overall height of the support structure 6, which also decreases from the ski center to the ski ends.
  • the support structure 6 is covered in its middle region with a thin-walled plate 11.
  • the plate 11 is adhesive and / or by positive locking means, e.g. Screws connected to the support structure 6.
  • the plate 11 may serve as well as the support structure 6 for fixing a ski binding or a binding support plate.
  • FIG. 3 shows an embodiment in which the support structure 6 and the upper chord member 10 are surrounded by a box-shaped shell 14.
  • the shell 10 is attached to the ski body 1 and has a dimensionally stable surface.
  • the spaces between the support structure 6, the ski body 1 and the upper belt member 10 are filled with an elastically yielding material, such as a plastic foam.
  • the alpine ski described is characterized by particularly favorable running properties. This is achieved by a favorable relationship between flexural elasticity and torsional stiffness, so that the ski is able to adapt well to piste bumps, but at the same time ensures an edge pressure distribution which, in particular when using the carving technique, allows the ski to be installed as required to control the edge. Furthermore, the inventive design contributes to a favorable damping behavior, so that vibrations of the ski ends can be effectively prevented.

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  • Laminated Bodies (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
  • Road Paving Structures (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Abstract

A downhill ski having a ski body, which has a running surface on its under side, comprises on its upper side a support structure, on which a compressive force-absorbing upper chord element is mounted. The support structure is formed from an elongate flat component that is bent, preferably in an undulating manner, at intervals in alternating directions in each case at an angle to the running surface, about substantially parallel axes, which extend transversely to the longitudinal direction of the ski.

Description

Die Erfindung betrifft einen Alpinski mit einem Skikörper, der auf seiner Unterseite eine Lauffläche hat und auf seiner Oberseite wenigstens ein, sich in Längsrichtung des Skikörpers erstreckendes und Zug- und Druckkräfte aufnehmendes Obergurtelement aufweist, das mit seinen Enden an dem Skikörper abgestützt ist.The invention relates to an alpine ski with a ski body, which has a running surface on its underside and on its upper side at least one, in the longitudinal direction of the ski body extending and tensile and compressive forces receiving Obergurtelement has, which is supported with its ends on the ski body.

Bei einem aus DE 199 17 992 bekannten Alpinski der im Oberbegriff des Anspruchs 1 angegebenen Art hat das in den Skikörper eingebaute Obergurtelement im mittleren Bereich des Skis die Form eines flachen, nach oben gewölbten Bogens, der sich in Längsrichtung des Skis erstreckt und ein darunterliegendes, im Skikörper angeordnetes Untergurtelement überspannt. Der Bogen des Obergurtelementes ist hierbei in Abhängigkeit von der Belastung der Skibindung in Richtung auf den Skikörper durchbiegbar, und das Obergurtelement ist an den Endbereichen des Skis derart abgestützt, daß eine aus der Durchbiegung des Bogens resultierende Verschiebung der Enden des Obergurtelementes eine Erhöhung des Traganteils der Endbereiche des Skis bewirkt.At one off DE 199 17 992 known alpine ski specified in the preamble of claim 1 has the built-in ski body Obergurtelement in the central region of the ski in the form of a flat, upwardly arched arc extending in the longitudinal direction of the ski and spans an underlying, arranged in the ski body Untergurtelement. The bow of the upper chord member is in this case depending on the load of the ski binding in the direction of the ski body deflectable, and the Obergurtelement is supported at the end portions of the ski such that a resulting from the deflection of the sheet displacement of the ends of the upper chord member an increase in the supporting portion of End areas of the ski causes.

Der Erfindung liegt die Aufgabe zugrunde, einen Alpinski der eingangs genannten Art zu schaffen, der sich durch gute Laufeigenschaften und gute Beherrschbarkeit auszeichnet.The invention has for its object to provide an alpine ski of the type mentioned, which is characterized by good running properties and good controllability.

Die Aufgabe wird durch die im Patentanspruch 1 angegebene Erfindung gelöst. Vorteilhafte Ausgestaltungen der Erfindungen sind in den Unteransprüchen angegeben.The object is solved by the invention defined in claim 1. Advantageous embodiments of the invention are specified in the subclaims.

Der erfindungsgemäße Alpinski weist auf seiner Oberseite eine Stützstruktur auf, an der das Obergurtelement gelagert ist und die aus einem langgestreckten, flachen Bauteil gebildet ist, das in Abständen um im wesentlichen parallele, quer zur Längsrichtung des Skis verlaufende Achsen in wechselnder Richtung jeweils in einem Winkel zur Lauffläche abgebogen, vorzugsweise wellenförmig gestaltet ist.The alpine ski according to the invention has on its upper side a support structure on which the Obergurtelement is mounted and which is formed of an elongated, flat member at intervals about substantially parallel, transverse to the longitudinal direction of the ski axes extending in alternating directions in each case at an angle bent to the tread, preferably wave-shaped.

Die erfindungsgemäße Gestaltung des Skis ermöglicht einen günstigen Kompromiß zwischen der einerseits gewünschten Biegeelastizität und der andererseits erforderlichen Torsionssteifigkeit des Skis und erlaubt eine vorteilhaft gleichmäßige Flächendruckverteilung. Durch die wellenförmige Ausbildung der Stützstruktur lassen sich die genannten Anforderungen mit einem vergleichsweise geringen Baugewicht erreichen. Zudem kann der Ski kostengünstig hergestellt werden.The inventive design of the ski allows a favorable compromise between the one hand, desired bending elasticity and the other hand required torsional rigidity of the ski and allows an advantageous uniform surface pressure distribution. Leave by the undulating formation of the support structure the stated requirements can be achieved with a comparatively low construction weight. In addition, the ski can be produced inexpensively.

Die Stützstruktur des Skis kann vorteilhaft aus einem Faser-Kunststoff-Verbundmaterial oder aus einem Metallblech oder aus einer Kombination der vorgenannten Materialien bestehen. Das die Stützstruktur bildende Bauteil kann eine gleichmäßige Wandstärke haben, seine Wandstärke kann aber auch ungleichmäßig sein. Ebenso kann die Breite des Bauteils und damit der Stützstruktur in Längsrichtung des Skis variieren. Vorteilhaft kann weiterhin eine Ausgestaltung sein, bei der die Stützstruktur aus mehreren, nebeneinander liegenden Bauteilen gebildet ist. Hierbei können die einzelnen Bauteile übereinstimmendes oder unterschiedliches Wellenprofil haben. Das Wellenprofil der einzelnen Bauteile kann außerdem in Längsrichtung des Skis gegeneinander versetzt angeordnet sein.The support structure of the ski may advantageously consist of a fiber-plastic composite material or of a metal sheet or of a combination of the aforementioned materials. The component forming the support structure can have a uniform wall thickness, but its wall thickness can also be uneven. Likewise, the width of the component and thus the support structure in the longitudinal direction of the ski vary. Furthermore, an embodiment may be advantageous in which the support structure is formed from a plurality of adjacent components. Here, the individual components may have matching or different wave profile. The wave profile of the individual components may also be arranged offset in the longitudinal direction of the ski against each other.

Die Bauhöhe der Stützstruktur nimmt vorzugsweise von der Skimitte ausgehend zu den Skienden hin ab. Auch der Neigungswinkel der einzelnen Wellen der Stützstruktur kann von der Skimitte ausgehend zu den Skienden hin abnehmen, er kann aber auch über die Länge des Skis gleichbleibend sein.The overall height of the support structure preferably decreases starting from the ski center towards the ski ends. Also, the inclination angle of the individual waves of the support structure may decrease from the ski center, starting towards the ski ends, but it may also be consistent over the length of the ski.

Das Obergurtelement besteht vorzugsweise aus einem oder mehreren Stäben oder Rohren, insbesondere mit rundem Querschnitt, und ist aus hochfestem Material, insbesondere aus einer Aluminium-Titan-Legierung, aus Glas- oder Kohlefasergewebe oder aus einer Kombination dieser Werkstoffe hergestellt.The upper belt element preferably consists of one or more rods or tubes, in particular with a round cross section, and is made of high-strength material, in particular of an aluminum-titanium alloy, of glass or carbon fiber fabric or of a combination of these materials.

Zur Lagerung des Obergurtelementes kann nach einem weiteren Vorschlag der Erfindung die Stützstruktur in einem Abstand von dem Skikörper Öffnungen oder Ausnehmungen aufweisen, in denen das Obergurtelement angeordnet ist. In den Öffnungen oder Ausnehmungen der Stützstruktur ist das Obergurtelement vorzugsweise gleitend gelagert.For storage of the upper belt element according to a further proposal of the invention, the support structure at a distance from the ski body openings or recesses, in which the Obergurtelement is arranged. In the openings or recesses of the support structure, the upper belt member is preferably slidably mounted.

Der Skikörper erfüllt bei dem erfindungsgemäßen Ski die Aufgabe eines Zugkräfte aufnehmenden Untergurtes. Er trägt aufgrund seiner Eigensteifigkeit und Elastizität zur Aufnahme von Biege- und Torsionskräften bei. Der Skikörper ist vorzugsweise als Sandwichkonstruktion ausgeführt und kann aus Faser-Kunststoff-Verbundmaterial und/oder hochfesten Metallblechen und/oder Holzeinlagen bestehen. Die Bauhöhe des Skikörpers ist vorzugsweise gering, insbesondere kleiner als die Bauhöhe der Stützstruktur.The ski body in the ski according to the invention fulfills the object of a tension-absorbing lower belt. Due to its inherent rigidity and elasticity, it contributes to the absorption of bending and torsional forces. The ski body is preferably designed as a sandwich construction and may consist of fiber-plastic composite material and / or high-strength metal sheets and / or wood inserts. The height the ski body is preferably small, in particular smaller than the overall height of the support structure.

Die Verbindung zwischen der Stützstruktur und dem Skikörper kann durch adhäsive oder kohäsive Mittel und/oder durch mechanische Mittel, wie Schrauben, Nieten oder dergl. erfolgen. Auf ihrer Oberseite kann die Stützstruktur vollständig oder teilweise durch ein dünnwandiges, plattenförmiges Element abgedeckt sein. Es kann auch eine kastenförmige Hülle, die an dem Skikörper befestigt ist, die Stützstruktur einschließlich Obergurtelement umschließen.The connection between the support structure and the ski body can be made by adhesive or cohesive means and / or by mechanical means such as screws, rivets or the like. On its upper side, the support structure may be completely or partially covered by a thin-walled, plate-shaped element. It may also include a box-shaped shell, which is attached to the ski body, the support structure including Obergurtelement enclose.

Zur Befestigung der Skibindung ist auf der Oberseite des erfindungsgemäßen Alpinskis eine Halterung angebracht, die so gestaltet ist, daß die Krafteinleitung durch den Skifahrer hauptsächlich über das Obergurtelement erfolgt. Hierzu kann die Halterung an dem Obergurtelement befestigt und zusätzlich an der Stützstruktur geführt sein. Eine andere vorteilhafte Gestaltung kann vorsehen, daß die Halterung an der Stützstruktur nachgiebig oder beweglich befestigt und an dem Obergurtelement abgestützt ist.For attachment of the ski binding a holder is mounted on the upper side of the alpine ski according to the invention, which is designed so that the introduction of force by the skier takes place mainly on the Obergurtelement. For this purpose, the holder can be attached to the upper belt element and additionally guided on the support structure. Another advantageous design may provide that the holder is attached to the support structure yielding or movable and supported on the Obergurtelement.

Die Erfindung wird nachfolgend anhand eines Ausführungsbeispiels näher erläutert, das in der Zeichnung dargestellt ist. Es zeigen

Figur 1
eine Seitenansicht eines erfindungsgemäßen Alpinskis,
Figur 2
eine perspektivische Ansicht eines Abschnitts des Alpinskis gemäß Figur 1 und
Figur 3
einen Längsschnitt eines erfindungsgemäßen Alpinskis mit kastenförmiger Hülle.
The invention will be explained in more detail with reference to an embodiment which is shown in the drawing. Show it
FIG. 1
a side view of an alpine ski according to the invention,
FIG. 2
a perspective view of a portion of Alpinskis according to FIG. 1 and
FIG. 3
a longitudinal section of an alpine ski according to the invention with a box-shaped shell.

Der dargestellte Alpinski weist einen Skikörper 1 auf, der eine Lauffläche 2, ein vorderes Ende 3 mit einer nach oben gebogenen Spitze 4 und ein hinteres Ende 5 hat. Der Skikörper 1 hat die Form einer langgestreckten, flachen und schmalen Platte, die in Längsrichtung derart leicht gebogen ist, daß die Lauffläche 2 eine konkave Krümmung hat. Der Skikörper 1 ist in Sandwichbauweise aus mehreren Elementen und/oder Schichten zusammengesetzt, die adhäsiv und/oder formschlüssig miteinander verbunden sind.The alpine ski shown has a ski body 1, which has a tread 2, a front end 3 with an upwardly bent tip 4 and a rear end 5. The ski body 1 has the shape of an elongated, flat and narrow plate which is slightly bent in the longitudinal direction so that the tread 2 has a concave curvature. The ski body 1 is composed in sandwich construction of several elements and / or layers which are adhesively and / or positively connected to each other.

Auf der der Lauffläche 2 abgekehrten Oberseite des Skikörpers 1 ist eine Stützstruktur 6 angeordnet, die von einem zum anderen Ende des Skikörpers 1 reicht. Die Stützstruktur 6 besteht aus einem dünnwandigen Bauteil 7, der im wesentlichen die Breite des Skikörpers 1 hat. Das Bauteil 7 hat eine Wellenform, die durch wechselnde Krümmung um quer zu seiner Längsrichtung verlaufende, im wesentlichen parallelen Krümmungsachsen gebildet ist. Das Bauteil 7 besteht vorzugsweise aus einem Verbundmaterial aus Kunststoff und einem Gewebe aus hochfesten Fasern mit unterschiedlicher Richtung des Faserverlaufes. Die Materialstärke des Bauteils 7 kann zwischen stärker und schwächer belasteten Zonen variieren. Die Stützstruktur 6 liegt mit den unteren Wellenabschnitten unmittelbar auf dem Skikörper 1 auf und ist dort vorzugsweise adhäsiv oder auch durch mechanische Mittel an dem Skikörper 1 befestigt.On the tread 2 facing away from the top of the ski body 1, a support structure 6 is arranged, which extends from one to the other end of the ski body 1. The support structure 6 consists of a thin-walled component 7 which essentially has the width of the ski body 1. The component 7 has a waveform which is formed by alternating curvature around transverse to its longitudinal direction, substantially parallel axes of curvature. The component 7 is preferably made of a composite material of plastic and a fabric of high-strength fibers with different direction of the fiber flow. The material thickness of the component 7 can vary between stronger and weaker loaded zones. The support structure 6 lies with the lower shaft portions directly on the ski body 1 and is there preferably adhesively or mechanically attached to the ski body 1.

Die oberen, gegenüber der Oberfläche des Skikörpers 1 erhabenen Wellenabschnitte der Stützstruktur 6 sind in einem Abstand von dem Skikörper 1 mit durchgehenden Öffnungen 8 versehen. In den Öffnungen 8 sind in einem Abstand nebeneinander liegend zwei Druckstreben 9 gelagert, die ein Obergurtelement 10 bilden. Die vorzugsweise als Rundrohre ausgebildeten Druckstreben 9 sind symmetrisch zur Mittelebene des Alpinskis angeordnet. Ihre Enden sind an den Enden 3, 5 des Skikörpers 1 gehalten und in Längsrichtung mittels elastischer Abstützungen 12, 13 am Skikörper 1 abgestützt. Die elastische Abstützungen 12, 13 können als stoßdämpfende Einrichtungen ausgebildet sein. Der Abstand zwischen den Druckstreben 9 und dem Skikörper 1 ist in der Skimitte am größten und nimmt zu den Skienden kontinuierlich ab. Gleiches trifft für die Bauhöhe der Stützstruktur 6 zu, die auch von der Skimitte aus zu den Skienden hin abnimmt.The upper, opposite the surface of the ski body 1 raised wave portions of the support structure 6 are provided at a distance from the ski body 1 with through openings 8. In the openings 8, two pressure struts 9 are mounted at a distance next to each other, which form a Obergurtelement 10. The pressure struts 9, which are preferably designed as round tubes, are arranged symmetrically to the median plane of the alpine skis. Their ends are held at the ends 3, 5 of the ski body 1 and supported in the longitudinal direction by means of elastic supports 12, 13 on the ski body 1. The elastic supports 12, 13 may be formed as shock-absorbing devices. The distance between the pressure struts 9 and the ski body 1 is greatest in the ski center and decreases continuously to the ski ends. The same applies to the overall height of the support structure 6, which also decreases from the ski center to the ski ends.

Die Stützstruktur 6 ist in ihrem mittleren Bereich mit einer dünnwandigen Platte 11 abgedeckt. Die Platte 11 ist adhäsiv und/oder durch formschlüssige Befestigungsmittel, z.B. Schrauben mit der Stützstruktur 6 verbunden. Die Platte 11 kann ebenso wie die Stützstruktur 6 zur Befestigung einer Skibindung oder einer Bindungsträgerplatte dienen.The support structure 6 is covered in its middle region with a thin-walled plate 11. The plate 11 is adhesive and / or by positive locking means, e.g. Screws connected to the support structure 6. The plate 11 may serve as well as the support structure 6 for fixing a ski binding or a binding support plate.

Figur 3 zeigt eine Ausführungsform, bei welcher die Stützstruktur 6 und das Obergurtelement 10 von einer kastenförmigen Hülle 14 umgeben sind. Die Hülle 10 ist an dem Skikörper 1 befestigt und hat eine formsteife Oberfläche. In dem von der Hülle umschlossenen Hohlraum 15 sind die Zwischenräume zwischen der Stützstruktur 6, dem Skikörper 1 und dem Obergurtelement 10 mit einem elastisch nachgiebigen Material, z.B. einem Kunststoffschaum ausgefüllt. FIG. 3 shows an embodiment in which the support structure 6 and the upper chord member 10 are surrounded by a box-shaped shell 14. The shell 10 is attached to the ski body 1 and has a dimensionally stable surface. In the of the Shell enclosed cavity 15, the spaces between the support structure 6, the ski body 1 and the upper belt member 10 are filled with an elastically yielding material, such as a plastic foam.

Der beschriebene Alpinski zeichnet sich durch besonders günstige Laufeigenschaften aus. Dies wird durch ein günstiges Verhältnis zwischen Biegeelastizität und Torsionssteifigkeit erzielt, so daß der Ski in der Lage ist, sich Pistenunebenheiten gut anzupassen, gleichzeitig aber eine Kantendruckverteilung gewährleistet, die es insbesondere beim Anwenden der Carving-Fahrtechnik erlaubt, den Ski in der erforderlichen Weise auf der Kante zu steuern. Des weiteren trägt die erfindungsgemäße Gestaltung zu einem günstigen Dämpfungsverhalten bei, so daß Schwingungen der Skienden wirkungsvoll unterbunden werden können.The alpine ski described is characterized by particularly favorable running properties. This is achieved by a favorable relationship between flexural elasticity and torsional stiffness, so that the ski is able to adapt well to piste bumps, but at the same time ensures an edge pressure distribution which, in particular when using the carving technique, allows the ski to be installed as required to control the edge. Furthermore, the inventive design contributes to a favorable damping behavior, so that vibrations of the ski ends can be effectively prevented.

Claims (15)

  1. Downhill ski having a ski body (1), which has a running surface (2) on its under side and, on its upper side facing away from the running surface (2), comprises at least one upper chord element (10) which extends in the longitudinal direction of the ski body (1) and absorbs tensile and compressive forces, and a support structure (6), on which the upper chord element (10) is mounted and which is formed from an elongate flat component (7) characterised in that the component is bent at intervals in alternating directions in each case at an angle to the running surface (2), about substantially parallel axes, which extend transversely to the longitudinal direction of the ski ,and that the upper chord element (10) is supported on the ski body (1) by its ends.
  2. Downhill ski according to claim 1, characterized in that the support structure (6) has an undulating form.
  3. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) consists of a fiber/plastics material composite.
  4. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) consists of a metal sheet.
  5. Downhill ski according to any one of the preceding claims, characterized in that the wall thickness of the component (7) of the support structure (6) varies.
  6. Downhill ski according to any one of the preceding claims, characterized in that the overall height of the support structure (6) decreases from the centre of the ski toward the ends of the ski (3, 5).
  7. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) is formed from a plurality of components (7) lying side by side.
  8. Downhill ski according to any one of the preceding claims, characterized in that the angle of inclination of the portions of the support structure (6) which are inclined in relation to the running surface (2) changes from the centre of the ski toward the ends of the ski.
  9. Downhill ski according to any one of the preceding claims, characterized in that the upper chord element (10) comprises one or more rods or tubes made of high-strength material.
  10. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) comprises openings (8) or recesses, in which the upper chord element (10) is arranged, at a distance from the ski body (1).
  11. Downhill ski according to claim 10, characterized in that the upper chord element (10) is supported in a sliding manner in the openings (8) or recesses of the support structure (6).
  12. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) is connected to the ski body (1) by adhesive or cohesive means and/or by mechanical means.
  13. Downhill ski according to any one of the preceding claims, characterized in that the support structure (6) is at least partly covered on its upper side by a thin-walled plate-shaped element (11).
  14. Downhill ski according to any one of the preceding claims, characterized in that a box-shaped casing (14), which encloses the support structure (6) and the upper chord element (10), is attached to the ski body (1).
  15. Downhill ski according to any one of the preceding claims, characterized in that the ski body (1) is configured as a sandwich construction.
EP03788794A 2002-11-19 2003-11-14 Downhill ski Expired - Lifetime EP1562682B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10254063 2002-11-19
DE10254063A DE10254063A1 (en) 2002-11-19 2002-11-19 Alpine skiing
PCT/DE2003/003788 WO2004045727A1 (en) 2002-11-19 2003-11-14 Downhill ski

Publications (2)

Publication Number Publication Date
EP1562682A1 EP1562682A1 (en) 2005-08-17
EP1562682B1 true EP1562682B1 (en) 2009-07-08

Family

ID=32240189

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03788794A Expired - Lifetime EP1562682B1 (en) 2002-11-19 2003-11-14 Downhill ski

Country Status (7)

Country Link
US (1) US7185908B2 (en)
EP (1) EP1562682B1 (en)
AT (1) ATE435692T1 (en)
AU (1) AU2003292970A1 (en)
CA (1) CA2505490A1 (en)
DE (3) DE10254063A1 (en)
WO (1) WO2004045727A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040132101A1 (en) 2002-09-27 2004-07-08 Xencor Optimized Fc variants and methods for their generation
EP2364996B1 (en) 2002-09-27 2016-11-09 Xencor Inc. Optimized FC variants and methods for their generation
SI22083B (en) * 2005-07-18 2009-12-31 Elan, D.O.O. Ski or snowboard with improved torsional stiffness
AT504800B1 (en) * 2007-02-02 2010-05-15 Atomic Austria Gmbh SCHI OR SNOWBOARD WITH A PLATE-TYPE POWER TRANSMISSION ELEMENT
AT504840B1 (en) 2007-02-02 2009-07-15 Atomic Austria Gmbh SCHI OR SNOWBOARD IN THE SHAPE OF A BRETTY SLIDER
DE102009022506A1 (en) 2009-05-25 2010-12-09 Scharr, Gerhard, Prof. Dr.-Ing. Lightweight-ski i.e. cross country ski, has supporting structure comprising bars in bar/framework structure while connecting elements fix bars at defined distance from each other and are spaced from each other
AT508022B1 (en) 2009-07-06 2010-10-15 Atomic Austria Gmbh BRETTY SLIDING DEVICE IN THE SHAPE OF A SCISSOR OR SNOWBOARD
JP5909867B2 (en) * 2011-04-22 2016-04-27 セイコーエプソン株式会社 Label data processing apparatus and label data processing method
US9305120B2 (en) 2011-04-29 2016-04-05 Bryan Marc Failing Sports board configuration

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FR1254377A (en) * 1960-04-20 1961-02-17 Metallic ski
CH385692A (en) * 1961-04-14 1964-12-15 Elmac Ski Ges ski
DE1298024B (en) * 1965-02-26 1969-06-19 Maximilian Friedrich Dr Ing Device for changing the suspension capacity of a ski
US4420523A (en) * 1982-02-01 1983-12-13 N. V. Bekaert S.A. Energy-absorbing laminate
ATE115876T1 (en) * 1990-04-05 1995-01-15 Head Sport Ag SKI.
DE69101217T2 (en) * 1990-12-14 1994-06-09 Salomon Sa Ski with tread part, upper body and support for bindings.
FR2684012B1 (en) * 1991-11-22 1994-08-05 Rossignol Sa SKI IN SHAPE, NON-RECTANGULAR SECTION.
DE4322300C2 (en) * 1992-07-16 2002-12-19 Atomic Austria Gmbh Altenmarkt Ski with a shell, a lower flange and an upper flange, preferably integrated into the shell, and method for producing a ski
DE4403151A1 (en) * 1994-02-03 1995-08-10 Marker Deutschland Gmbh Device for changing ground pressure distribution of ski
FR2731160B1 (en) * 1995-03-03 1997-05-16 Salomon Sa PROCESS FOR THE MANUFACTURE OF A MOLDED STRUCTURE, IN PARTICULAR FOR SKIING OR SNOW SURFING, BY INJECTION OF AN IN SITU EXPANSION FOAM
FR2740982B1 (en) * 1995-11-10 1997-12-26 Rossignol Sa SNOW SNOWBOARD
FR2741814B1 (en) * 1995-12-04 1998-02-13 Salomon Sa DAMPING DEVICE FOR SLIDING BOARD
DE19917992A1 (en) * 1999-04-21 2000-11-02 Uwe Emig Alpine skiing
FR2799659B1 (en) * 1999-10-14 2002-01-11 Rossignol Sa SLIDING BOARD

Also Published As

Publication number Publication date
US20060022431A1 (en) 2006-02-02
ATE435692T1 (en) 2009-07-15
CA2505490A1 (en) 2004-06-03
WO2004045727A1 (en) 2004-06-03
DE50311693D1 (en) 2009-08-20
DE10254063A1 (en) 2004-06-03
AU2003292970A1 (en) 2004-06-15
DE10394069D2 (en) 2005-10-06
EP1562682A1 (en) 2005-08-17
US7185908B2 (en) 2007-03-06

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