FR3032908A1 - Panneau composite renforce - Google Patents
Panneau composite renforce Download PDFInfo
- Publication number
- FR3032908A1 FR3032908A1 FR1551576A FR1551576A FR3032908A1 FR 3032908 A1 FR3032908 A1 FR 3032908A1 FR 1551576 A FR1551576 A FR 1551576A FR 1551576 A FR1551576 A FR 1551576A FR 3032908 A1 FR3032908 A1 FR 3032908A1
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- FR
- France
- Prior art keywords
- profile
- wall
- skin
- composite panel
- panel according
- 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
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Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims (4)
- REVENDICATIONS1 - Panneau composite (1, 1') renforcé comportant une première peau (2) et une seconde peau (3) en fibres liées par une résine polymère de part et d'autre d'une âme (4) de mousse polymère ou d'un nid d'abeille, pour lequel au moins un profilé (5, 6) est disposé dans le panneau entre des plaques (4a, 4b, 4c, 4'a, 4'b) de ladite âme et collé avec lesdites peaux, ledit profilé comportant au moins une première paroi (5a, 6a) appliquée contre la seconde peau (3) côté âme et au moins une seconde paroi (5b1, 5b2, 6b) appliquée contre la première peau (2) côté âme, lesdites première et seconde parois étant reliées par au moins une paroi latérale du profilé interrompant l'âme, caractérisé en ce qu'il comporte dans le ou les profilés (5, 6) une plaquette renfort (8) s'appliquant sous la paroi supérieure du profilé (5a, 6a), ladite paroi étant prise en sandwich entre la plaquette renfort et la seconde peau.
- 2 - Panneau composite selon la revendication 1, pour lequel la plaquette renfort (8) est maintenue contre ladite paroi supérieure (5a, 6a) par au moins un pli de matériau composite.
- 3 - Panneau composite selon la revendication 1 ou 2, pour lequel la plaquette renfort (8) est une tôle métallique intégrée dans le profilé.
- 4 - Panneau composite selon la revendication 3, pour lequel la plaquette est réalisée dans un métal compatible des dilatations différentielles lors du cycle de polymérisation du composite du profilé et collée à ce profilé. - Panneau composite selon la revendication 2, pour lequel la plaquette est enduite d'une couche d'un agent démoulant. 6 - Panneau composite selon l'une quelconque des revendications précédentes pour lequel le profilé est un tube (6) pourvu d'une première paroi (6a) dite paroi supérieure appliquée contre la seconde peau (3) côté âme et une deuxième paroi (6b) dite paroi inférieure appliquée contre la première peau (2), la paroi inférieure et la paroi supérieure étant reliées par des parois latérales (6c, 6d) chacune en contact avec une plaque (4a, 4b, 4c) de l'âme, la plaquette étant insérée dans le tube. 3032908 12 7 - Panneau composite selon l'une quelconque des revendications 1 à 5, pour lequel le profilé est sous forme d'un oméga (5) et comporte une première paroi (5a) dite paroi supérieure appliquée contre ladite seconde peau (3) côté âme et deux pattes inférieures (5b1, 5b2) appliquées contre ladite première peau côté âme et formant ladite au moins une seconde paroi, chacune desdites pattes étant reliée à la paroi supérieure par des parois latérales inclinées (5c, 5d). 8 - Panneau composite selon la revendication 6 ou 7, pour lequel la plaquette renfort (8) est maintenue contre ladite paroi supérieure (5a) par au moins un bloc (7c) positionné dans la partie creuse du profilé. 9 - Panneau composite selon l'une quelconque des revendications précédentes, pour lequel ledit au moins un profilé (5, 6) forme un longeron ou une traverse du panneau. - Panneau composite selon l'une quelconque des revendications précédentes pour lequel le profilé est réalisé à partir d'un drapage de plis de fibres imprégnés de résine puis polymérisés. 11 - Panneau composite selon l'une quelconque des revendications 1 à 9, pour lequel le profilé est réalisé à partir d'un drapage de nappes de fibres sèches, une imprégnation des fibres par injection de résine et une polymérisation de la résine. 12 - Assemblage comportant un panneau composite selon l'une quelconque des revendications précédentes, comportant au moins un élément (10) à fixer au panneau pourvu d'une patte, embase ou bordure (11), s'appliquant sur la seconde peau (3) du panneau et pourvue d'au moins un trou, pour lequel le profilé (5, 6) constitue un support d'ancrage de l'élément à fixer et pour lequel le panneau comporte au moins un perçage (13, 14) traversant la seconde peau, la première paroi (5a, 6a) du profilé et la plaquette renfort en regard du trou et recevant un moyen de fixation (12) adapté à serrer ladite patte, embase ou bordure, la seconde peau et la première paroi. 13 - Assemblage selon la revendication 12, pour lequel le moyen de fixation (12) est un boulon, un rivet ou autre moyen de serrage à tige, pied et tête de serrage.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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FR1551576A FR3032908A1 (fr) | 2015-02-24 | 2015-02-24 | Panneau composite renforce |
PCT/EP2016/053682 WO2016135103A1 (fr) | 2015-02-24 | 2016-02-22 | Panneau composite renforcé |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1551576A FR3032908A1 (fr) | 2015-02-24 | 2015-02-24 | Panneau composite renforce |
Publications (1)
Publication Number | Publication Date |
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FR3032908A1 true FR3032908A1 (fr) | 2016-08-26 |
Family
ID=54007776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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FR1551576A Pending FR3032908A1 (fr) | 2015-02-24 | 2015-02-24 | Panneau composite renforce |
Country Status (2)
Country | Link |
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FR (1) | FR3032908A1 (fr) |
WO (1) | WO2016135103A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3096610A1 (fr) * | 2019-06-03 | 2020-12-04 | Airbus Operations (S.A.S.) | Procédé de fabrication d’une structure travaillante d’atténuation acoustique, structure d’atténuation acoustique obtenue à partir dudit procédé et aéronef comprenant une telle structure d’atténuation acoustique |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10309109B2 (en) * | 2017-06-29 | 2019-06-04 | Manitowoc Fsg Operations, Llc | Method and apparatus for panels having an embedment bracket |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0425240A2 (fr) * | 1989-10-25 | 1991-05-02 | Bridgestone Australia Ltd., | Panneau moulé |
DE4118286A1 (de) * | 1991-06-04 | 1992-12-10 | Airbus Gmbh | Verfahren zur herstellung von sandwichbauteilen |
FR2686043A1 (fr) * | 1992-01-14 | 1993-07-16 | Induplast Sa | Procede de realisation d'un panneau structurel du type sandwich et panneau ainsi obtenu. |
US6679969B1 (en) * | 1999-09-21 | 2004-01-20 | Aerospatiale Matra Airbus | Method of manufacturing a sandwich panel, made of composite material, and a panel thereby obtained |
WO2008007043A1 (fr) * | 2006-07-14 | 2008-01-17 | Airbus Uk Limited | Procédé de fabrication de composite |
US7497981B2 (en) * | 2001-01-25 | 2009-03-03 | Quickstep Technology Pty Ltd. | Composite and metal component production, forming and bonding system |
-
2015
- 2015-02-24 FR FR1551576A patent/FR3032908A1/fr active Pending
-
2016
- 2016-02-22 WO PCT/EP2016/053682 patent/WO2016135103A1/fr active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0425240A2 (fr) * | 1989-10-25 | 1991-05-02 | Bridgestone Australia Ltd., | Panneau moulé |
DE4118286A1 (de) * | 1991-06-04 | 1992-12-10 | Airbus Gmbh | Verfahren zur herstellung von sandwichbauteilen |
FR2686043A1 (fr) * | 1992-01-14 | 1993-07-16 | Induplast Sa | Procede de realisation d'un panneau structurel du type sandwich et panneau ainsi obtenu. |
US6679969B1 (en) * | 1999-09-21 | 2004-01-20 | Aerospatiale Matra Airbus | Method of manufacturing a sandwich panel, made of composite material, and a panel thereby obtained |
US7497981B2 (en) * | 2001-01-25 | 2009-03-03 | Quickstep Technology Pty Ltd. | Composite and metal component production, forming and bonding system |
WO2008007043A1 (fr) * | 2006-07-14 | 2008-01-17 | Airbus Uk Limited | Procédé de fabrication de composite |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3096610A1 (fr) * | 2019-06-03 | 2020-12-04 | Airbus Operations (S.A.S.) | Procédé de fabrication d’une structure travaillante d’atténuation acoustique, structure d’atténuation acoustique obtenue à partir dudit procédé et aéronef comprenant une telle structure d’atténuation acoustique |
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WO2016135103A1 (fr) | 2016-09-01 |
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