DE81834T1 - LIGHTWEIGHT SKI WITH CORE AND ITS PRODUCTION PROCESS. - Google Patents

LIGHTWEIGHT SKI WITH CORE AND ITS PRODUCTION PROCESS.

Info

Publication number
DE81834T1
DE81834T1 DE1982111526 DE82111526T DE81834T1 DE 81834 T1 DE81834 T1 DE 81834T1 DE 1982111526 DE1982111526 DE 1982111526 DE 82111526 T DE82111526 T DE 82111526T DE 81834 T1 DE81834 T1 DE 81834T1
Authority
DE
Germany
Prior art keywords
ski
tube
core
thickness
extends
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.)
Pending
Application number
DE1982111526
Other languages
German (de)
Inventor
Yves Robert F-38140 Rives Gagneux
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DYNAMIC 38590 SAINT-ETIENNE-DE-SAINT-GEOIRS FR
Original Assignee
DYNAMIC 38590 SAINT-ETIENNE-DE-SAINT-GEOIRS FR
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FR8123366A external-priority patent/FR2517978A1/en
Priority claimed from FR8123365A external-priority patent/FR2517977A1/en
Application filed by DYNAMIC 38590 SAINT-ETIENNE-DE-SAINT-GEOIRS FR filed Critical DYNAMIC 38590 SAINT-ETIENNE-DE-SAINT-GEOIRS FR
Publication of DE81834T1 publication Critical patent/DE81834T1/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C5/00—Skis or snowboards
    • A63C5/12—Making thereof; Selection of particular materials
    • A63C5/126—Structure of the core
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C5/00—Skis or snowboards
    • A63C5/12—Making thereof; Selection of particular materials

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)

Claims (12)

0031834 ANSPRÜCHE0031834 CLAIMS 1. Verfahren zur Herstellung eines Ski-Kerns aus in
eine Form gegossenem oder eingespritztem zellenförmigen Kunststoff bei dem der Kunststoff um eine röhrenförmige hohle Struktur aufgeschäumt wird, die sich der Länge
nach erstreckt und aus wenigstens einem Rohr besteht,
dadurch gekennzeichnet, daß man die Enden dieses Rohrs vor dem Arbeitsgang des Einspritzens bzw. Formens verschließt, so daß der Kunststoff beim Aufschäumen nicht
ins Innere des genannten Rohrs eindringen kann.1. Process for the production of a ski core from in
a form of molded or injected cellular plastic in which the plastic is foamed around a tubular hollow structure that extends its length
after extends and consists of at least one tube,
characterized in that the ends of this tube are closed prior to the injection or molding operation, so that the plastic does not foam when it is foamed
can penetrate into the interior of said pipe. 2. Verfahren gemäß Anspruch 1, dadurch gekennzeichnet,2. The method according to claim 1, characterized in that daß man vor dem Einbringen in die Form wenigstens ein ' Ende dieses Rohrs wenigstens teilweise im Sinne der
Kerndicke oval ausformt.that before being introduced into the mold, at least one end of this tube is at least partially in the sense of
Core thickness oval shaped. 3. Verfahren gemäß Anspruch 1, dadurch gekennzeichnet,
daß man vor dem Einbringen in die Form wenigstens ein
Ende des genannten Rohrs flachdrückt oder vollkommen
plattdrückt uid in diesem Zustand hält bzw. so befestigt.3. The method according to claim 1, characterized in that
that at least one
End of said tube flattened or completely
flattens uid in this state holds or so attached. h. Verfahren gemäß einem beliebigen der obigen Ansprüche, dadurch gekennzeichnet, daß man beim Schließen der Form das genannte Rohr über wenigstens einen Teil seiner
Gesamtlänge wenigstens teilweise im Sinne der Kerndicke oval aus fο rm t· H. Process according to any one of the preceding claims, characterized in that, when the mold is closed, said tube is passed over at least part of it
Total length at least partially in the sense of the core thickness oval from fο rm t 5. Ski-Kern, der durch die Durchführung des Verfahrens eines beliebigen der obigen Ansprüche erhalten wird.5. A ski core obtained by performing the method of any one of the preceding claims. 6, Ski mit einem Körper und in Verlängerung dieses
Körpers mit einem hinteren Ende und mit einer Skispitze und vom Typ mit Kern aus einem eingespritzten oder ausgeformten zellenförmigen Kunststoff, wobei dieser Kern6, ski with a body and in extension of this
Body with a rear end and with a ski tip and of the type with a core made of an injected or molded cellular plastic, this core eine Rohrstruktur enthält, die in diesem letzteren wenigstens einen längsgestreckten Hohlraum enthält, dadurch gekennzeichnet, daß diese Röhrenstruktur aus wenigstens einemcontains a tubular structure in the latter at least contains an elongated cavity, characterized in that this tubular structure consists of at least one Sohr aus hartem oder halbharten Kunstharz besteht, wobei die Enden des genannten Rohrs verschlossen sind und das genannte Rohr sich in Längsrichtung durch den Kern über "wenigstens einen Teil des genannten Körpers erstreckt.Sohr consists of hard or semi-hard synthetic resin, whereby the ends of said tube are closed and said tube extends longitudinally through the core "extends at least part of said body. 7. Ski gemäß Anspruch 6, dadurch gekennzeichnet, daß wenigstens eines der Enden bzw. der Teile der Enden des genannten Rohrs im Sinne der Dicke des Skis eine gleiche oder geringere Dicke als die Dicke des genannten Kerns aufweist.7. Ski according to claim 6, characterized in that at least one of the ends or parts of the ends of the Said tube in the sense of the thickness of the ski has an equal or less thickness than the thickness of the said core having. 8. Ski gemäß einem der Ansprüche 6 und 7» dadurch gekennzeichnet, daß das genannte Rohr kegelförmig ausgebildet ist, und sich in Richtung eines Skiendes verjüngt.8. Ski according to one of claims 6 and 7 »characterized in that that said tube is conical and tapers in the direction of a ski end. 9. Ski gemäß Anspruch 8, dadurch gekennzeichnet, daß das genannte Rohr einen kegelförmigen Teil hat, der sich von der Mitte des Skis aus zur Skispitze zu verjüngt,und einen kegelförmigen Teil hat, der sich von der Mitte des Skis aus zum hinteren Ende zu verjüngt.9. Ski according to claim 8, characterized in that said tube has a conical part extending from the Center of the ski tapered off to the ski tip, and a cone-shaped Has part that tapers from the center of the ski to the rear end. 10. Ski gemäß einem der Ansprüche 8 und 9» dadurch gekennzeichnet, daß das genannte Rohr im Mittelteil des Skis einen zylinderförmigen Teil hat.10. Ski according to one of claims 8 and 9 »characterized in that that said tube has a cylindrical part in the central part of the ski. 11. Ski gemäß einem beliebigen der Ansprüche 6 bis 10, dadurch gekennzeichnet, daß das genannte Rohr aus einem Kunstharz besteht, das aus der Reihe der thermoplastischen Kunstharze, der warmaushärtbaren Kunstharze und der Elastomere ausgewählt wird.11. Ski according to any one of claims 6 to 10, characterized in that said tube consists of a Synthetic resin consists of a series of thermoplastic synthetic resins, thermosetting synthetic resins and elastomers is selected. 12. Ski gemäß einem beliebigen der Ansprüche 6 bis 1Q, dadurch gekennzeichnet, daß das genannte Rohr aus einer Kunstharzlegierung wie z.B. einer Legierung aus ABS (Acrylnitril-Butadien-Styrol) und Polycarbonat ausgewählt wird.12. Ski according to any one of claims 6 to 1Q, characterized in that said tube is made from a synthetic resin alloy such as an ABS alloy (Acrylonitrile-butadiene-styrene) and polycarbonate is selected. -3--3- 13· Ski gemäß einem beliebigen der Ansprüche 6 bis 10,13 · ski according to any one of claims 6 to 10, dadurch gekennzeichnet, daß das genannte Rohr aus verstärktem Kunstharz besteht.characterized in that said tube is made of reinforced Resin is made. lh. Ski gemäß einem beliebigen der Ansprüche 6 bis 13» lh. Ski according to any one of claims 6 to 13 » dadurch gekennzeichnet, daß die genannte Röhrenstruktur zwei Röhren umfaßt, die symmetrisch zur Längsachse des Skis angeordnet sind.characterized in that said tubular structure comprises two tubes symmetrical about the longitudinal axis of the Skis are arranged.
DE1982111526 1981-12-15 1982-12-13 LIGHTWEIGHT SKI WITH CORE AND ITS PRODUCTION PROCESS. Pending DE81834T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8123366A FR2517978A1 (en) 1981-12-15 1981-12-15 Foam filled ski bodies with line tubular inserts - to increase the overall stiffness to wt. ratio
FR8123365A FR2517977A1 (en) 1981-12-15 1981-12-15 Foam filled ski bodies with line tubular inserts - to increase the overall stiffness to wt. ratio

Publications (1)

Publication Number Publication Date
DE81834T1 true DE81834T1 (en) 1983-12-08

Family

ID=26222667

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8282111526T Expired DE3267463D1 (en) 1981-12-15 1982-12-13 Light weight ski with core and process for making it
DE1982111526 Pending DE81834T1 (en) 1981-12-15 1982-12-13 LIGHTWEIGHT SKI WITH CORE AND ITS PRODUCTION PROCESS.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE8282111526T Expired DE3267463D1 (en) 1981-12-15 1982-12-13 Light weight ski with core and process for making it

Country Status (2)

Country Link
EP (1) EP0081834B1 (en)
DE (2) DE3267463D1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2658090B1 (en) * 1990-02-15 1992-04-30 Salomon Sa PROCESS FOR ASSEMBLING A SKI BY MOLDING, AND SKI STRUCTURE OBTAINED BY THIS PROCESS.
US5848800A (en) * 1993-06-09 1998-12-15 Kastle Aktiengesellschaft Ski
DE4325091A1 (en) * 1993-07-27 1995-02-02 Uwe Emig Ski composed of several elements
FR2715316B1 (en) * 1994-01-25 1996-03-15 Rossignol Sa Method of manufacturing a ski.
FR2715317B1 (en) * 1994-01-25 1996-03-01 Rossignol Sa Ski and manufacturing process.
US5759664A (en) * 1996-02-29 1998-06-02 Goode Ski Technologies Composite ski
AT411869B (en) 1999-12-22 2004-07-26 Atomic Austria Gmbh BOARD-LIKE SLIDER, ESPECIALLY SKI OR SNOWBOARD
AT500325A1 (en) * 2002-11-06 2005-12-15 Tyrolia Technology Gmbh SLIDING BOARD, ESPECIALLY SKI
FR2851475B1 (en) 2003-02-26 2006-10-13 Salomon Sa PAIR OF SKIERS PREVUSED FOR THE PRACTICE OF SLIDING AND IN PARTICULAR ALPINE SKIING

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1276744A (en) * 1960-10-12 1961-11-24 Ski
FR1303210A (en) * 1961-05-03 1962-09-07 Haldemann S A Process for manufacturing a hollow honeycomb object and object such as a ski obtained by this process
US3493240A (en) * 1967-06-06 1970-02-03 Herbert R Jenks Laminated fiber glass ski and process for making the same
DE2124061A1 (en) * 1971-05-14 1972-11-23 Farbwerke Hoechst AG, vormals Meister Lucius & Brüning, 6000 Frankfurt Ski base made of plastic
FR2345176A1 (en) * 1976-03-22 1977-10-21 Bondivenne Jules Ski with hollow tubular structure - has flattered tube forming core of body and enclosed in suitable filler material to resist torsion

Also Published As

Publication number Publication date
DE3267463D1 (en) 1985-12-19
EP0081834B1 (en) 1985-11-13
EP0081834A1 (en) 1983-06-22

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