DE01991274T1 - Vorhangairbagkissen mit geringer Durchlässigkeit, die äußerst geringe Beschichtungsgrade aufweisen - Google Patents

Vorhangairbagkissen mit geringer Durchlässigkeit, die äußerst geringe Beschichtungsgrade aufweisen Download PDF

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DE01991274T1
DE01991274T1 DE01991274T DE01991274T DE01991274T1 DE 01991274 T1 DE01991274 T1 DE 01991274T1 DE 01991274 T DE01991274 T DE 01991274T DE 01991274 T DE01991274 T DE 01991274T DE 01991274 T1 DE01991274 T1 DE 01991274T1
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airbag
approximately
cloth
airbag according
coated
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Shulong Li
John A. Sollars, Jr.
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Milliken and Co
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Milliken and Co
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/235—Inflatable members characterised by their material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D1/00—Woven fabrics designed to make specified articles
    • D03D1/02—Inflatable articles
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D11/00—Double or multi-ply fabrics not otherwise provided for
    • D03D11/02—Fabrics formed with pockets, tubes, loops, folds, tucks or flaps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
    • D06N3/186—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials one of the layers is on one surface of the fibrous web and the other layer is on the other surface of the fibrous web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R2021/0002—Type of accident
    • B60R2021/0018—Roll-over
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
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    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/235—Inflatable members characterised by their material
    • B60R2021/23504—Inflatable members characterised by their material characterised by material
    • B60R2021/23509—Fabric
    • B60R2021/23514—Fabric coated fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/235—Inflatable members characterised by their material
    • B60R2021/23533—Inflatable members characterised by their material characterised by the manufacturing process
    • B60R2021/23542—Weaving
    • B60R2021/23547—Weaving one piece weaving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
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    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/232—Curtain-type airbags deploying mainly in a vertical direction from their top edge
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T428/1303—Paper containing [e.g., paperboard, cardboard, fiberboard, etc.]
    • Y10T428/1307—Bag or tubular film [e.g., pouch, flexible food casing, envelope, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1362—Textile, fabric, cloth, or pile containing [e.g., web, net, woven, knitted, mesh, nonwoven, matted, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T442/2041—Two or more non-extruded coatings or impregnations
    • Y10T442/2049—Each major face of the fabric has at least one coating or impregnation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T442/2139—Coating or impregnation specified as porous or permeable to a specific substance [e.g., water vapor, air, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3008—Woven fabric has an elastic quality
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
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    • Y10T442/348—Mechanically needled or hydroentangled
    • Y10T442/3496—Coated, impregnated, or autogenously bonded
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Air Bags (AREA)
  • Woven Fabrics (AREA)

Abstract

Beschichteter Vorhangairbag, der einen Packvolumen-Faktor von höchstens ungefähr 0,05 aufweist; wobei zumindest ein Abschnitt des beschichteten Vorhangairbags mit einer Elastomerschicht beschichtet ist; und wobei der beschichtete Vorhangairbag eine charakteristische Entweichungszeit nach dem Aufblasen von zumindest fünf Sekunden aufweist.

Claims (40)

  1. Beschichteter Vorhangairbag, der einen Packvolumen-Faktor von höchstens ungefähr 0,05 aufweist; wobei zumindest ein Abschnitt des beschichteten Vorhangairbags mit einer Elastomerschicht beschichtet ist; und wobei der beschichtete Vorhangairbag eine charakteristische Entweichungszeit nach dem Aufblasen von zumindest fünf Sekunden aufweist.
  2. Airbag nach Anspruch 1, wobei der Airbag Fasern aufweist, die ein durchschnittliches Tex von höchstens 58,33 (Denier von höchstens 525) besitzen.
  3. Airbag nach Anspruch 2, bei dem die Fasern ein durchschnittliches Tex von höchstens 46,67 (Denier von höchstens 420) besitzen.
  4. Airbag nach Anspruch 3, bei dem die Fasern ein durchschnittliches Tex von höchstens 35 (Denier von höchstens 315) besitzen.
  5. Beschichteter Vorhangairbag, der einen Packvolumen-Faktor von höchstens ungefähr 0,05 aufweist; wobei zumindest ein Abschnitt des beschichteten Vorhangairbags mit einer Elastomerschicht beschichtet ist; wobei der beschichtete Vorhangairbag eine charakteristische Entweichungszeit nach dem Aufblasen von zumindest fünf Sekunden aufweist; und wobei das aufblasbare Tuch zumindest zwei Tuch-Lagen in bestimmten diskreten Bereichen des Tuches, und zumindest eine einzelne Tuch-Lage an einem diskreten Bereich innerhalb des Tuches aufweist, wobei das Bindungsschema für ein derartiges aufblasbares Tuch nicht mehr als drei aufeinanderfolgende, ungefüllte Blöcke in irgendeiner Reihe oder Spalte aufweist.
  6. Airbag nach Anspruch 5, bei dem die Elastomerzusammensetzung Polyurethan aufweist.
  7. Airbag nach Anspruch 5, bei dem das beschichtete Tuch gewebt ist, und Polyamid-Garne aufweist.
  8. Airbag nach Anspruch 7, bei dem die Polyamid-Garne aus Nylon 6,6 Faser gebildet sind.
  9. Airbag nach Anspruch 8, bei dem die Polyamid-Garne Multifilgarne sind, die durch eine durchschnittliche Feinheit zwischen ungefähr 23,33 und 70 Tex (210 und 630 Denier) gekennzeichnet sind.
  10. Airbag nach Anspruch 9, bei dem die Multifilgarne durch eine durchschnittliche Feinheit des Filaments von ungefähr 0,44 Tex (4 Denier) pro Filament oder weniger gekennzeichnet sind.
  11. Airbag nach Anspruch 6, bei dem die Elastomer-Polyurethan-Zusammensetzung Polycarbonat-Polyurethan ist.
  12. Airbag nach Anspruch 5, bei dem der Packvolumen-Faktor höchstens ungefähr 0,048 beträgt.
  13. Airbag nach Anspruch 12, bei dem der Packvolumen-Faktor höchstens ungefähr 0,046 beträgt.
  14. Airbag nach Anspruch 13, bei dem der Packvolumen-Faktor höchstens ungefähr 0,044 beträgt.
  15. Airbag nach Anspruch 14, bei dem der Packvolumen-Faktor höchstens ungefähr 0,041 beträgt.
  16. Airbag nach Anspruch 15, bei dem der Packvolumen-Faktor höchstens ungefähr 0,0393 beträgt.
  17. Beschichteter Vorhangairbag, der einen Packvolumen-Faktor von höchstens ungefähr 0,05 aufweist; wobei zumindest ein Abschnitt des beschichteten Vorhangairbags mit einer Elastomerschicht beschichtet ist; wobei der beschichtete Vorhangairbag eine Entweichungszeit nach dem Aufblasen von zumindest fünf Sekunden aufweist; und wobei das aufblasbare Tuch zumindest zwei Tuch-Lagen in bestimmten diskreten Bereichen des Tuches, und zumindest eine einzelne Tuch-Lage an einem diskreten Bereich innerhalb des Tuches aufweist, wobei nur zwei sich unterscheidende Webdichten in dem Bereich vorhanden sind, der direkt an die einzelne Tuch-Lage angrenzt.
  18. Airbag nach Anspruch 17, bei dem die Elastomerzusammensetzung Polyurethan aufweist.
  19. Airbag nach Anspruch 17, bei dem das beschichtete Tuch gewebt ist, und Polyamid-Garne aufweist.
  20. Airbag nach Anspruch 19, bei dem die Polyamid-Garne aus Nylon 6,6 Faser gebildet sind.
  21. Airbag nach Anspruch 20, bei dem die Polyamid-Garne Multifilgarne sind, die durch eine durchschnittliche Feinheit zwischen ungefähr 23,33 und 70 Tex (210 und 630 Denier) gekennzeichnet sind.
  22. Airbag nach Anspruch 21, bei dem die Multifilgarne durch eine durchschnittliche Feinheit des Filaments von ungefähr 0,44 Tex (4 Denier) pro Filament oder weniger gekennzeichnet sind.
  23. Airbag nach Anspruch 18, bei dem die Elastomer-Polyurethan-Zusammensetzung Polycarbonat-Polyurethan ist.
  24. Airbag nach Anspruch 17, bei dem der Packvolumen-Faktor höchstens ungefähr 0,048 beträgt.
  25. Airbag nach Anspruch 24, bei dem der Packvolumen-Faktor höchstens ungefähr 0,046 beträgt.
  26. Airbag nach Anspruch 25, bei dem der Packvolumen-Faktor höchstens ungefähr 0,044 beträgt.
  27. Airbag nach Anspruch 26, bei dem der Packvolumen-Faktor höchstens ungefähr 0,041 beträgt.
  28. Airbag nach Anspruch 27, bei dem der Packvolumen-Faktor höchstens ungefähr 0,0393 beträgt.
  29. Beschichteter Vorhangairbag, der einen Packvolumen-Faktor von höchstens ungefähr 0,05 aufweist; wobei zumindest ein Abschnitt des beschichteten Vorhangairbags mit einer Elastomerschicht beschichtet ist; wobei der beschichtete Vorhangairbag eine Entweichungszeit nach dem Aufblasen von zumindest fünf Sekunden aufweist; und wobei das aufblasbare Tuch zumindest zwei Tuch-Lagen in bestimmten diskreten Bereichen des Tuches, und zumindest eine schmale einzelne Tuch-Lage an zumindest zwei diskreten Bereichen innerhalb des Tuches aufweist, wobei die zumindest eine schmale Tuch-Lage lediglich aus einem Würfelbindungsmuster mit einer geraden Anzahl von Garnen gebildet ist, höchstens zwölf Garne in der Breite, wobei zumindest zwei diskrete schmale Bereiche einzelner Tuch-Lagen innerhalb des aufblasbaren Tuches vorhanden sind, wobei die zumindest zwei Bereiche einzelner Tuch-Lagen durch einen Bereich von zumindest zwei Tuch-Lagen getrennt sind, und wobei die Breite jeder einzelnen Lage von vier bis acht Garne in der Länge beträgt.
  30. Airbag nach Anspruch 29, bei dem die Elastomerzusammensetzung Polyurethan aufweist.
  31. Airbag nach Anspruch 29, bei dem das beschichtete Tuch gewebt ist, und Polyamid-Garne aufweist.
  32. Airbag nach Anspruch 31, bei dem die Polyamid-Garne aus Nylon 6,6 Faser gebildet sind.
  33. Airbag nach Anspruch 32, bei dem die Polyamid-Garne Multifilgarne sind, die durch eine durchschnittliche Feinheit zwischen ungefähr 23,33 und 70 Tex (210 und 630 Denier) gekennzeichnet sind.
  34. Airbag nach Anspruch 33, bei dem die Multifilgarne durch eine durchschnittliche Feinheit des Filaments von ungefähr 0,44 Tex (4 Denier) pro Filament oder weniger gekennzeichnet sind.
  35. Airbag nach Anspruch 30, bei dem die Elastomer-Polyurethan-Zusammensetzung Polycarbonat-Polyurethan ist.
  36. Airbag nach Anspruch 29, bei dem der Packvolumen-Faktor höchstens ungefähr 0,048 beträgt.
  37. Airbag nach Anspruch 36, bei dem der Packvolumen-Faktor höchstens ungefähr 0,046 beträgt.
  38. Airbag nach Anspruch 37, bei dem der Packvolumen-Faktor höchstens ungefähr 0,044 beträgt.
  39. Airbag nach Anspruch 38, bei dem der Packvolumen-Faktor höchstens ungefähr 0,041 beträgt.
  40. Airbag nach Anspruch 39, bei dem der Packvolumen-Faktor höchstens ungefähr 0,0393 beträgt.
DE01991274T 2001-01-22 2001-12-19 Vorhangairbagkissen mit geringer Durchlässigkeit, die äußerst geringe Beschichtungsgrade aufweisen Pending DE01991274T1 (de)

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US767156 1996-12-16
US09/767,156 US6451715B2 (en) 1999-06-17 2001-01-22 Low permeability side curtain airbag cushions having extremely low coating levels
PCT/US2001/049012 WO2002058970A1 (en) 2001-01-22 2001-12-19 Low permeability side curtain airbag cushions having extremely low coating levels

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DE (1) DE01991274T1 (de)
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WO (1) WO2002058970A1 (de)

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CN1487890A (zh) 2004-04-07
EP1353827A1 (de) 2003-10-22
US6451715B2 (en) 2002-09-17
US20010005660A1 (en) 2001-06-28
WO2002058970A1 (en) 2002-08-01
EP1353827A4 (de) 2004-12-29
MXPA03006061A (es) 2003-09-10

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