WO2024251734A1 - Panneau, notamment pour un élement de mobilier, en particulier d'une unité de siège - Google Patents
Panneau, notamment pour un élement de mobilier, en particulier d'une unité de siège Download PDFInfo
- Publication number
- WO2024251734A1 WO2024251734A1 PCT/EP2024/065337 EP2024065337W WO2024251734A1 WO 2024251734 A1 WO2024251734 A1 WO 2024251734A1 EP 2024065337 W EP2024065337 W EP 2024065337W WO 2024251734 A1 WO2024251734 A1 WO 2024251734A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- main panel
- panel
- furniture element
- element according
- furniture
- 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.)
- Ceased
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/04—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by at least one layer folded at the edge, e.g. over another layer ; characterised by at least one layer enveloping or enclosing a material
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- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/06—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions for securing layers together; for attaching the product to another member, e.g. to a support, or to another product, e.g. groove/tongue, interlocking
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
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- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
- B64D11/0602—Seat modules, i.e. seat systems including furniture separate from the seat itself
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
- B64D11/0606—Arrangements of seats, or adaptations or details specially adapted for aircraft seats with privacy shells, screens, separators or the like
-
- 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
- B32B2479/00—Furniture
-
- 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
- B32B2605/00—Vehicles
- B32B2605/003—Interior finishings
Definitions
- TITLE PANEL, ESPECIALLY FOR A PIECE OF FURNITURE, IN PARTICULAR A SEATING UNIT
- the present invention relates to a panel, in particular for a furniture element, in particular a seat unit.
- the invention finds a particularly advantageous, but not exclusive, application with structural panels forming furniture elements, in particular privacy shells and/or consoles belonging to seat units, in particular of the "business class” and "first class” type, of an aircraft cabin.
- a seat unit comprises at least one seat associated with a privacy shell.
- the privacy shell extends at least partly around the seat, so as to delimit an at least partially enclosed private space around the passenger.
- the privacy shell is conventionally formed by thermoformed plastic panels or "sandwich" type composite panels, i.e. panels made up of a stack of layers of different materials.
- Such a type of material has the disadvantage of having a significant mass, which deteriorates the performance of the aircraft in terms of fuel consumption and emission of polluting particles. There is therefore a need to reduce the weight of the furniture elements of the seating units without excessively modifying the manufacturing methods of this type of furniture elements.
- the invention aims to effectively remedy the aforementioned drawbacks by proposing a piece of furniture, in particular for an aircraft seat unit, comprising at least one main panel, the main panel being made at least from a felt-based material comprising an agglomeration of fibers. non-woven, said fibers being capable of agglomerating under the effect of heat due to their intrinsic property or the addition of a binder.
- the invention thus configured contributes to the optimization of performance by reducing the overall mass of the aircraft, thereby reducing fuel consumption leading to a reduction in emissions of polluting particles (CO, CO2, NOx, etc.).
- the felt-based material is shaped by industrial processes of the thermocompression or thermoforming type.
- the constituent material of the main panel comprises natural fibers made from a material chosen from hemp, linen, wool or bamboo.
- the constituent material of the main panel comprises mineral fibers and/or fibers made from an aramid material.
- the constituent material of the main panel comprises fibers made from a plastic material chosen from: polyamide, polyethylene, polyurethane, polyetherimide, or polyethylene terephthalate.
- the constituent material of the main panel comprises at least one binder, in particular a resin.
- said furniture element comprises an additional panel fixed on one face of the main panel.
- the additional panel is made from felt
- the main panel comprising alternating hollows and flat areas so as to present a wavy shape
- the additional panel comprising an alternation of hollows and flats so as to present a wavy shape
- the main panel and the additional panel being arranged back to back in such a way that the flats of the main panel are in contact with the flats of the additional panel and that the hollows of the main panel and the additional panel arranged at a distance from each other delimit cells so as to stiffen the assembly of two panels.
- said furniture element comprises a reinforcing element, in particular having a rigidity greater than a rigidity of the main panel, fixed on one face of the main panel.
- the reinforcing element constitutes a connecting interface and/or a contact interface between the main panel and another component of the furniture element.
- the furniture element comprises a comfort element, in particular made of a flexible material, arranged on one face of the main panel.
- the main panel comprises a deformed portion extending in projection relative to a face of the main panel, in particular to form an armrest.
- the main panel comprises at least one hinge constituted by a zone of mechanical weakness, in particular comprising at least one groove.
- the zone of mechanical weakness is produced by local removal of material in a thickness of the main panel and/or at constant thickness by local deformation of the main panel.
- the main panel comprises a gripping zone, in particular constituted by an end portion of the main panel, in particular an end portion of the main panel at least partly folded.
- the main panel comprises a closing device.
- the closing device comprises an opening made in the main panel, capable of cooperating with a blocking element, in particular having at least in part a trapezoidal shape, a dovetail shape and/or a ball shape.
- the furniture element is chosen from a console, a shell, a footrest and/or a door.
- the invention also relates to an aircraft seat unit comprising a furniture element as previously defined.
- Figure 1 is a perspective view of a seating unit comprising at least one furniture element having a structural panel according to the invention
- FIG. 2 is a perspective view of a footrest disposed within a seat unit having a panel according to the invention
- Figure 3 is a perspective view of a trim piece of the seat unit of Figure 1;
- Figure 4a is a side view of the panel according to a first embodiment of the invention.
- Figure 4b is a side view of the panel according to a second embodiment of the invention.
- Figure 5 is a side view of the panel according to a third embodiment of the invention.
- Figure 6 is a side view of the panel according to a fourth embodiment of the invention.
- Figure 7 is a side view of a panel according to a fifth embodiment of the invention.
- Figure 8 is a perspective view of a first embodiment of a door according to the invention.
- FIG. 9a [Fig. 9b] [Fig. 9c] Figures 9a, 9b, and 9c are front views of the door of Figure 8 according to different embodiments;
- FIG. 10a [Fig. 10b] Figures 10a and 10b show different groove shapes along a section plane A-A of Figures 9a-9c;
- Figure 11 is a perspective view of a second embodiment of a door according to the invention.
- Figure 12 is a detailed perspective view of a closing device according to the invention.
- FIG. 13a [Fig. 13b] [Fig. 13c] Figures 13a, 13b, and 13c are detailed views of different forms of a locking element of the closing device of Figure 12;
- FIG. 14a [Fig. 14b] [Fig. 14c] [Fig. 14d] [Fig. 14e]
- Figures 14a, 14b, 14c, 14d and 14e are schematic representations illustrating different embodiments of a door provided with a closing device according to the invention.
- Figure 1 is a perspective view of a seating unit 10 comprising at least one furniture element having a main panel 24, in particular a structural panel 24, according to the invention.
- FIG. 1 shows the seat unit 10 comprising a seat 12 associated with a console 13 extending along one side of the seat 12. Furthermore, a shell 14, also called a privacy shell, extends at least partly around the seat 12 so as to delimit an at least partially enclosed space around the passenger. Such a configuration makes it possible to guarantee the privacy of the passenger seated on the seat 12.
- the shell 14 constitutes an example of a piece of furniture within the meaning of the invention.
- the console 13 comprises a housing 19 in which is arranged a footrest 20, also called an ottoman, on which a rear passenger can place his feet.
- the seat unit 10 may comprise a door 21.
- the door 21 is mounted to move in translation relative to the shell 14, by means of a translational movement mechanism, for example taking the form of a slide or a carriage capable of moving along a rail.
- the door 21 is arranged on the side of a circulation corridor of an aircraft cabin in which the seat unit 10 is arranged.
- the door 21 may be a door of the seat unit 10 providing access to the circulation corridor of the aircraft cabin or a door of a piece of furniture, such as a cupboard, located inside the aircraft cabin.
- the door 21 In the closed position, the door 21 allows the passenger to isolate himself from the circulation corridor of the aircraft cabin. In the open position, the door 21 allows the passenger to access the circulation corridor of the aircraft cabin.
- the furniture element comprises the main panel 24.
- the main panel 24 can be made of a material with felt base, formed by an agglomeration of fibers.
- the fibers are able to agglomerate under the effect of heat due to their intrinsic property or the addition of a binder.
- the main panel 24 may be made of a nonwoven material made from natural and/or synthetic fibers. More specifically, the main panel 24 may be obtained by a process of matting and compacting the fibers using heat, pressure and humidity. The main panel 24 is therefore free of weft or warp thread.
- the furniture element may take the form of the shell 14, the footrest 20, the door 21, a shelf, a storage door and/or any other furniture element suitable for the application.
- the furniture element may take the form of a covering element covering the shell 14 and/or a false floor, such as a lower part of the footrest 20.
- the main panel 24 may constitute a structural member of the furniture element. Thus, the main panel 24 may be able to support the loads and contribute to the overall strength and rigidity of the furniture element.
- the main panel 24 may have a small thickness relative to a length and/or a width of the main panel 24. Consequently, it is possible to consider that the main panel 24 extends essentially at least partly in a plane.
- the main panel 24 has an internal face 24.1 and an external face 24.2, opposite the internal face 24.1.
- the internal face 24.1 is, for example, turned towards the seat 12 and the external face 24.2 is turned towards a circulation corridor of the aircraft cabin.
- the main panel 24 is preferably thermocompressed or thermoformed, that is to say it is preheated before being shaped inside a mold.
- the main panel 24 may comprise natural fibers, such as, for example, hemp, linen, wool, or bamboo fibers and/or any other natural material suitable for the application.
- the main panel 24 may be made from a process not requiring a specific binder, the main panel 24 may include a binder providing a bond between the natural fibers.
- the binder is, for example, an acrylic or phenolic resin.
- a mass rate of the binder may be between 5% and 40%, preferably between 20% and 25%, of the total mass of the main panel 24.
- the main panel 24 may comprise mineral fibers, such as glass fibers and/or fibers made of an aramid material, in particular a para-aramid or meta-aramid material.
- the glass fibers and/or aramid material may be used alone or in combination with the other types of fibers listed in the present description.
- the main panel 24 may also comprise fibers made of a plastic material.
- the plastic material may be a thermoplastic or thermosetting material.
- the fibers are made of a material chosen from: polyamide, also designated by the acronym "PA”, polyethylene also designated by the acronym “PE”, polyurethane also designated by the acronym “PU”, polyetherimide, also designated by the acronym “PEI”, or polyethylene terephthalate, also designated by the acronym "PET”. It is possible to use a material composed entirely of fibers made of a aforementioned plastic material.
- the plastic fibers of different types can be mixed with each other and/or with natural fibres and/or mineral fibres and/or fibres made from an aramid material.
- the main panel 24 may comprise a binder providing a bond between the fibers.
- a binder providing a bond between the fibers.
- the main panel 24 may comprise a mixture of fibers made of a plastic material and natural fibers. Such a mixture may be made so as to optimize the thermoformability of the main panel 24, if necessary.
- the main panel 24 comprises carbon fibers, optionally combined with a resin.
- the carbon fibers may be flame retardant.
- the resin may be a thermoplastic or thermosetting material.
- a mass rate of the resin may be between 5% and 40%, preferably between 20% and 25%, of the total mass of the main panel 24.
- Such carbon fibers can exhibit fire-resistant properties and have high thermal stability, not being easily consumed. When such carbon fibers are exposed to high temperatures, they decompose without flame and form a carbon layer that acts as a thermal insulator, thereby slowing down a spread of fire.
- Such carbon fibers allow the manufacture of a main panel 24 having structural properties, lightness and thermal resistance.
- the door 21 comprises the main panel 24 made of a felt-based material.
- the main panel 24 may comprise a portion 27 extending in projection relative to the main panel 24, in particular the internal face 24.1
- the portion 27 constitutes a projecting deformation capable of constituting, for example, an armrest for the passenger seated on the seat 12.
- Figure 2 is a perspective view of the footrest 20 disposed inside the seat unit 10 having the main panel 24 according to the invention.
- a wall 25 of the housing 19 comprises the main panel 24 made of a felt-based material.
- Figure 3 is a perspective view of a trim piece of the seat unit 10 according to the invention.
- the shell 14 comprises a covering part constituted by the main panel 24 made of a felt-based material.
- Figure 4a is a side view of the main panel 24 according to a first embodiment of the invention.
- an additional panel 28 is fixed on one face of the main panel 24.
- the additional panel 28 is fixed on the internal face 24.1 of the main panel 24.
- the additional panel 28 is not visible from the outside of the seat unit 10, that is to say in particular not visible from the circulation corridor of the aircraft cabin.
- the additional panel 28 may be made of a felt-based material.
- the felt-based material may be a material identical to or different from the material of the main panel 24.
- the additional panel 28 may have a wavy shape so as to stiffen the main panel 24.
- the additional panel 28 has an alternation of hollows 30 and flats 29.
- the hollows 30 come into contact with a face of the main panel 24 while the flats 29 are projecting and therefore at a distance from the face of the main panel 24.
- the additional panel 28 covers at least 80%, preferably all of the area of the face of the main panel 24.
- the main panel 24 comprises an alternation of hollows 30 and flats 29 so as to have a wavy shape.
- the additional panel 28 also made from felt comprises an alternation of hollows 30 and flats 29 so as to have a wavy shape.
- the main panel 24 and the additional panel 28 are arranged in such a way that the flats 29 of the main panel 24 are in contact with the flats 29 of the additional panel 28.
- Figure 5 is a side view of the main panel 24 according to a second embodiment of the invention.
- a reinforcing element 33 is fixed to one face of the main panel 24. More specifically, the reinforcing element 33 is located in specific areas of the main panel 24 in order to provide localized reinforcement of such specific areas.
- the reinforcing element 33 is made of a rigid material, such as plastic and/or a composite material.
- the reinforcing element reinforcement 33 has a stiffness greater than a stiffness of the main panel 24.
- the local reinforcement element 33 is fixed on the internal face 24.1 of the main panel 24.
- the local reinforcement element 33 is not visible from the outside of the seat unit 10.
- the local reinforcing element 33 may consist of a panel of small dimensions compared to the dimensions of the main panel 24.
- the local reinforcing element 33 may be a flat panel, as shown on the left in FIG. 5, or a corrugated panel, as shown on the right in FIG. 5.
- the local reinforcement element 33 may be a panel following a curvature of the main panel 24.
- the local reinforcing element 33 may, for example, be arranged behind the deformed portion 27 of the main panel 24 forming an armrest.
- Figure 6 is a side view of the main panel 24 according to a third embodiment of the invention.
- the reinforcing element 33 constitutes a connecting interface and/or a contact interface between the main panel 24 and another piece of furniture and/or with a component of such a piece of furniture.
- the reinforcing element 33 has at least: a connecting part 34.1, intended to be superimposed with the main panel 24, and a junction part 34.2, intended not to be superimposed on the main panel 24.
- the connecting portion 34.1 may be fixed to a portion of the main panel 24 by gluing, riveting and/or any other means suitable for the application.
- the joining part 34.2 may comprise means of fixing with the other furniture element and/or with the component of such a furniture element, such as, for example, openings for passage of a fixing member or an integration of fixing means by snap-fastening, screwing, riveting and/or other.
- the reinforcing element 33 can also take the form of a reinforcing tube made of metal, in particular aluminum and/or a composite material.
- Figure 7 is a side view of the main panel 24 according to a fourth embodiment of the invention.
- a comfort element 37 is arranged on the main panel 24.
- the comfort element 37 may be made of a flexible material, such as, for example, foam, a rubber material and/or an elastomer material.
- the comfort element 37 may also comprise several layers of different materials (among those mentioned above) and not just a single material.
- One of the layers of the complex of materials of the comfort element 37 may be high-density foam which may or may not be perforated.
- the comfort element 37 is capable of being arranged on a face of the main panel 24 facing the passenger, in particular on the internal face 24.1 of the main panel 24.
- the comfort element 37 can in particular be arranged on a lateral face of the shell 14, so that the passenger can rest part of his body on the comfort element 37.
- the comfort element 37 is capable of being arranged on a face of the main panel 24 facing a circulation corridor of the aircraft cabin.
- the comfort element 37 may have a function of covering all or part of the main panel 24.
- the comfort element 37 is a finishing layer fixed to all or part of the main panel 24 by gluing and/or any other means adapted to the application.
- the comfort element 37 as a finishing layer can be removably fixed to the main panel 24. Such an arrangement makes it possible to ensure easy changing of the finishing layer as required.
- the comfort element 37 may be of the fabric, suede, leather, “imitation” leather type and/or any other material making it possible to provide an appearance finish to the main panel 24.
- Figure 8 is a perspective view of a first embodiment of the door 21 according to the invention.
- the door 21 comprises at least one main panel 24 provided with a hinge 31.
- the hinge 31 is constituted by a zone of mechanical weakness 35, capable of allowing localized folding of the main panel 24.
- a passenger can, by applying a force, in particular a force perpendicular to the plane of the door 21, move the sliding door 21 in rotation around the hinge 31 so as to free access to the circulation corridor of the aircraft cabin.
- the mechanical weakness zone 35 extends along at least a portion of the height of the door 21 measured along a vertical direction. Preferably, the mechanical weakness zone 35 extends along the entire height of the door 21.
- the zone of mechanical weakness 35 may be a groove 36, made on a part of the thickness of the main panel 24.
- Figures 9a, 9b, and 9c are front views of the door 21 of Figure 8 according to different embodiments.
- the groove 36 may be continuous.
- the groove 36 may be discontinuous.
- the mechanical weakness zone 35 may comprise a plurality of grooves 36, in particular arranged parallel to each other. Such an arrangement makes it possible to obtain a distribution of the forces when opening the door 21.
- Figures 10a and 10b show different shapes of the groove 26 along a section plane A-A of Figures 9a-9c.
- the groove 36 may have a section in the shape of a “V”, a “U” or a “C rotated 90°”.
- the groove 36 having a “V” and “U” shape may also have rounded corners.
- the groove 36 is produced by local removal of material in a thickness of the main panel 24.
- the main panel 24 has a reduced thickness at the location of the groove 36 relative to the overall thickness of the main panel 24.
- the groove 36 is made with a constant thickness relative to the rest of the main panel 24.
- the main panel 24 has the same thickness at the location of the groove 36 as in the rest of the main panel 24.
- the groove 36 can be obtained by a local deformation of the main panel 24.
- FIG 11 is a perspective view of a second embodiment of the door 21 provided with a closing device 40 according to the invention, presented in a detailed perspective view in Figure 12.
- the door 21 comprises at least one main panel 24 which may comprise a gripping zone 38, forming for example a handle, intended for a passenger or a flight attendant.
- the gripping zone 38 is constituted, for example, by an end portion of the main panel 24.
- the gripping zone 38 of the main panel 24 may in particular have a reduced width compared to the rest of the main panel 24.
- the gripping area 38 may be bent at least partially such that at least a portion of the gripping area 38 forms a non-zero angle relative to the remainder of the main panel 24.
- the gripping area 38 may extend projecting from an edge of the main panel 24.
- a closing device 40 is provided in order to ensure that the door 21 is kept in the closed state.
- the closing device 40 may comprise an opening 41, in particular made in the main panel 24, in particular near or inside the gripping zone 38.
- the opening 41 is a through opening.
- the opening 41 is intended to cooperate with a blocking element 43.
- the blocking element 43 is capable of being fixed to a fixed element 45 of the aircraft cabin, for example a wall of the aircraft cabin or a wall of a piece of furniture, such as the seat unit 10.
- Figures 13a, 13b, and 13c are detailed views of different shapes of the blocking element 43 of the closing device 40 according to the invention.
- the blocking element 43 comprises a stud 44.
- the stud 44 may have a trapezoidal shape, in particular with a small side located opposite a face of the fixed element 45 on which the blocking element 43 is fixed.
- the pad 44 may have a dovetail shape.
- the pad 44 may have a ball shape.
- the pad 44 may have any other shape suitable for the application.
- the blocking element 43 is inserted inside the corresponding opening 41 of the closing device 40.
- the passenger and/or the flight attendant can grasp the gripping area 38 and pull so as to disengage the blocking element 43 from the opening 41.
- the door 21 may comprise a hinge 31 as in the previous embodiment, so as to fold the door 21 around the hinge in order to open the door 21.
- Figures 14a, 14b, 14c, 14d and 14e are schematic representations illustrating different embodiments of the door 21 provided with the closing device 40 according to the invention.
- the door 21 comprises only at least one main panel 24.
- the door 21 comprises at least one main panel 24 and a reinforcement at the hinge 31.
- the reinforcement at the hinge 31 may consist of the additional panel 28 and/or the reinforcement element 33, as described previously.
- the door 21 comprises at least one main panel 24, one additional panel 28 and/or one reinforcing element 33.
- the additional panel 28 may be fixed to the internal face 24.1 of the main panel 24.
- the reinforcing element 33 may be fixed to the internal face 24.1 of the main panel 24.
- the door 21 comprises at least one main panel 24, an additional panel 28 and/or a reinforcing element 33.
- the additional panel 28 can be located at the level of the closing device 40.
- the reinforcing element 33 can be located at the level of the closing device 40.
- the door 21 comprises at least one main panel 24, an additional panel 28 and/or a reinforcing element 33.
- the additional panel 28 may be located at the level of the closing device 40 and surrounding the gripping zone 38 in order to stiffen it locally.
- the reinforcing element 33 may be located at the level of the closing device 40 and surrounding the gripping zone 38 in order to stiffen it locally.
- the invention also relates to a seat unit comprising a furniture element according to the invention.
- the present invention has been described in relation to a seat unit 10. However, it finds application with any piece of furniture comprising at least one main panel made at least from a felt-based material.
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Textile Engineering (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP24735512.6A EP4719900A1 (fr) | 2023-06-05 | 2024-06-04 | Panneau, notamment pour un élement de mobilier, en particulier d'une unité de siège |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2305592A FR3149301A1 (fr) | 2023-06-05 | 2023-06-05 | Panneau, notamment pour un élement de mobilier, en particulier d'une unité de siège |
| FRFR2305592 | 2023-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024251734A1 true WO2024251734A1 (fr) | 2024-12-12 |
Family
ID=87974491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2024/065337 Ceased WO2024251734A1 (fr) | 2023-06-05 | 2024-06-04 | Panneau, notamment pour un élement de mobilier, en particulier d'une unité de siège |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4719900A1 (fr) |
| FR (1) | FR3149301A1 (fr) |
| WO (1) | WO2024251734A1 (fr) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006077342A (ja) * | 2004-09-08 | 2006-03-23 | Toray Ind Inc | 航空機用内装材 |
| EP2821226B1 (fr) * | 2012-03-02 | 2018-12-26 | Avic Composite Corporation Ltd. | Matériau composite contenant des tissus à base de fibres végétales et procédé de préparation correspondant |
| EP2945800B1 (fr) * | 2013-01-15 | 2019-11-27 | Arkema France | Composition composite multicouche, son procédé de fabrication et article obtenu de cette composition |
| WO2020039147A1 (fr) * | 2018-08-22 | 2020-02-27 | Hutchinson | Element thermoforme 3d |
| EP3995358A1 (fr) * | 2020-11-04 | 2022-05-11 | ALSTOM Transport Technologies | Housse pour siège, siège associé et véhicule comportant un tel siège |
| WO2022238248A1 (fr) * | 2021-05-12 | 2022-11-17 | Safran Seats | Unite de siege munie d'un panneau attenuateur de bruit |
-
2023
- 2023-06-05 FR FR2305592A patent/FR3149301A1/fr active Pending
-
2024
- 2024-06-04 WO PCT/EP2024/065337 patent/WO2024251734A1/fr not_active Ceased
- 2024-06-04 EP EP24735512.6A patent/EP4719900A1/fr active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006077342A (ja) * | 2004-09-08 | 2006-03-23 | Toray Ind Inc | 航空機用内装材 |
| EP2821226B1 (fr) * | 2012-03-02 | 2018-12-26 | Avic Composite Corporation Ltd. | Matériau composite contenant des tissus à base de fibres végétales et procédé de préparation correspondant |
| EP2945800B1 (fr) * | 2013-01-15 | 2019-11-27 | Arkema France | Composition composite multicouche, son procédé de fabrication et article obtenu de cette composition |
| WO2020039147A1 (fr) * | 2018-08-22 | 2020-02-27 | Hutchinson | Element thermoforme 3d |
| EP3995358A1 (fr) * | 2020-11-04 | 2022-05-11 | ALSTOM Transport Technologies | Housse pour siège, siège associé et véhicule comportant un tel siège |
| WO2022238248A1 (fr) * | 2021-05-12 | 2022-11-17 | Safran Seats | Unite de siege munie d'un panneau attenuateur de bruit |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4719900A1 (fr) | 2026-04-08 |
| FR3149301A1 (fr) | 2024-12-06 |
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