Abrégé

The invention relates to a fuel system (1) for supplying an aircraft (2) with hydrogen (3). The fuel system (1) comprises a first inner tank (4) and a separate second inner tank (6), each for storing hydrogen (3), and an outer tank (5) which surrounds the inner tanks (4, 6). The first inner tank (4) and the second inner tank (6) are fluidically connected, separately from one another, to at least one first supply device (7) for supplying the aircraft (2) with hydrogen (3). The invention also relates to an aircraft (2) having a fuel system (1), and to a method.

Classes IPC  ?

• B64D 37/30 - Circuits de carburant pour carburants particuliers
• B64D 41/00 - Installations génératrices de puissance pour servitudes auxiliaires

Abrégé

203030.

Classes IPC  ?

• F17C 7/02 - Vidage des gaz liquéfiés

Abrégé

The present invention relates to an apparatus for clamping and orienting thin-walled dome segments (12), comprising a support structure (18) or similar framework supported on or at a base (20), and at least two, in particular eight, clamping devices (24), received and held by the support structure (18), for receiving, fixing and clamping in each case one thin-walled dome segment (12) to be joined to one or more further thin-walled dome segment(s) (12) to form a dome (14) or dome ring, wherein the at least two, in particular eight, clamping devices (24) are arranged in a common plane (26) about a common longitudinal axis (22) and are movable radially inwards from the outside, and vice versa, in the common plane (26) relative to the common longitudinal axis (22) and/or relative to the further one(s) of the at least two, in particular eight, clamping devices (24), and to the use thereof.

Classes IPC  ?

• B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
• B23Q 3/06 - Moyens de fixation de la pièce
• B25B 5/14 - Presses ou serre-joints pour tenir des pièces de forme particulière

Produits et services

Apparatus for locomotion by land, air or water. Plastics and resins in extruded form for use in manufacture. Treatment of materials. Scientific and technological services as well as research and design related thereto.

Produits et services

Apparatus for locomotion by land, air or water. Plastics and resins in extruded form for use in manufacture. Treatment of materials. Scientific and technological services as well as research and design related thereto.

Abrégé

The invention relates to a method for predicting failure loading of structures made of fiber-reinforced composite materials on the basis of acoustic emission data, to the use thereof and to a use of a data carrier with an acoustic emission testing system in said method.

Classes IPC  ?

• G01N 29/14 - Recherche ou analyse des matériaux par l'emploi d'ondes ultrasonores, sonores ou infrasonoresVisualisation de l'intérieur d'objets par transmission d'ondes ultrasonores ou sonores à travers l'objet utilisant des techniques d'émission acoustique
• G01N 29/44 - Traitement du signal de réponse détecté
• G01N 3/32 - Recherche des propriétés mécaniques des matériaux solides par application d'une contrainte mécanique en appliquant des efforts répétés ou pulsatoires

Abrégé

The invention relates to a container for receiving, storing, and dispensing liquids and/or viscous substances, in particular fuel, propellant, or drinking water, comprising a casing (12) with a microscopic surface structure (16) that is integrally formed on at least some parts of the casing (10) and comprises at least one approximately groove- and/or channel-shaped capillary (20) which is arranged in an interior (14) of the container (10) on the inner face (18) of the casing (12) such that an end (22) of the capillary faces an outlet opening (24) of the container (10), which extends into a region (24) that is adjacent to or borders the outlet opening (24) of the container (10), and which is made of two lateral walls (26) that are paired together and run together for conveying the liquid and/or the viscous substance within the capillary (20) to the outlet opening (24) of the container (10). The invention also relates to a method for producing the container and to the use thereof.

Classes IPC  ?

• B64G 1/40 - Aménagements ou adaptations des systèmes de propulsion
• F17C 13/00 - Détails des récipients ou bien du remplissage ou du vidage des récipients

Abrégé

The invention relates to a container for holding and storing liquids and viscous materials, in particular cryogenic fluids, comprising a jacket (12), which defines the interior (14) of the container (10) having a chamber (16), said container (10) being constituted of at least two container structures (20, 20′, 20″) and each of said at least two container structures (20, 20′, 20″) being formed as one piece from a blank (32) and having a dome portion (22), a branching portion (24), which is contiguous to the dome portion (22), and two cylinder portions (26, 28; 26′, 28′), which are contiguous to the branching portion (24), and the mutually facing container structures (20, 20; 20′, 20″) which are adjacent to each other being joined together.

Classes IPC  ?

• B21D 22/16 - Repoussage des pièces de révolution par rotation sur des mandrins ou gabarits de formage
• F17C 3/00 - Récipients non sous pression
• B21D 51/18 - Fabrication d'objets creux caractérisés par l'usage de l'objet de récipients, p. ex. baquets, cuves, réservoirs, éviers ou similaires
• B21D 51/16 - Fabrication d'objets creux caractérisés par l'usage de l'objet
• B23K 20/12 - Soudage non électrique par percussion ou par une autre forme de pression, avec ou sans chauffage, p. ex. revêtement ou placage la chaleur étant produite par frictionSoudage par friction
• B23K 101/04 - Objets tubulaires ou creux

Abrégé

The present invention relates to the production of, in particular, rotationally symmetrical composite components which consist of dry preforms of reinforcing fibers and which are subsequently impregnated or infiltrated with liquid resin for forming a resin matrix. The present invention especially relates to the production of fiber preforms having an increased impregnation ability for liquid resin.

Classes IPC  ?

• B29C 70/32 - Façonnage par empilage, c.-à-d. application de fibres, de bandes ou de feuilles larges sur un moule, un gabarit ou un noyauFaçonnage par pistolage, c.-à-d. pulvérisation de fibres sur un moule, un gabarit ou un noyau sur un moule, un gabarit ou un noyau rotatifs
• B29C 70/48 - Façonnage ou imprégnation par compression pour la fabrication d'objets de longueur définie, c.-à-d. d'objets distincts utilisant des moules opposables, p. ex. pour déformer des préimprégnés [SMC] ou des "prepregs" avec une imprégnation des renforcements dans le moule fermé, p. ex. moulage par transfert de résine [RTM]
• B29C 70/44 - Façonnage ou imprégnation par compression pour la fabrication d'objets de longueur définie, c.-à-d. d'objets distincts utilisant une pression isostatique, p. ex. moulage par différence de pression, avec un sac à vide, dans un autoclave ou avec un caoutchouc expansible
• B29C 70/54 - Parties constitutives, détails ou accessoiresOpérations auxiliaires
• B29L 31/00 - Autres objets particuliers

Abrégé

The invention relates to a container for holding and storing liquids and viscous materials, in particular cryogenic fluids, comprising a jacket (12), which defines the interior (14) of the container (10) having a chamber (16), said container (10) being constituted of at least two container structures (20, 20', 20'') and each of said at least two container structures (20, 20', 20'') being formed as one piece from a blank (32) and having a dome portion (22), a branching portion (24), which is contiguous to the dome portion (22), and two cylinder portions (26, 28; 26', 28'), which are contiguous to the branching portion (24), and the mutually facing container structures (20, 20'; 20', 20'') which are adjacent to each other being joined together.

Classes IPC  ?

• F17C 3/00 - Récipients non sous pression

Abrégé

The invention relates to a device for clamping and orienting segmented, thin-walled, hollow profiled components (12', 12"), said device comprising a support structure (30) or similar frame structure supported on or against a base (32), and a mechanism (34) which is accommodated in and retained by the support structure (30) and is used for clamping two segmented, thin-walled, hollow profiled components (12', 12"). The clamping mechanism (34) is designed in such a way that the clamping device (34) can act upon the two components (12', 12") perpendicular to the longitudinal axis (48) of the support structure (30) and radially outward in the region of the common separation plane of the two components. Furthermore, the clamping mechanism includes at least two clamping elements (50) which have clamping surfaces acting upon the two components (12', 12") and which are arranged on a common plane and can be moved radially outward and inward. The clamping mechanism (34) comprises the at least two clamping elements (50) and a clamping actuation element which acts upon both the at least two clamping elements (50). The clamping actuation element of the clamping mechanism (34) is designed like or as a tapered ring, in particular one that is formed of a single piece or is split into segments, and acts upon the at least two clamping elements (50) radially outward and inward by moving along or parallel to or substantially along or parallel to the longitudinal axis (48) of the support structure (30). The invention also relates to the use of said device.

Classes IPC  ?

• B23K 37/053 - Alignement des pièces cylindriquesDispositifs de serrage à cet effet
• B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
• B23P 19/10 - Alignement de pièces qui doivent être assemblées entre elles
• B23K 26/28 - Soudage de joints continus curvilignes
• B29C 65/00 - Assemblage d'éléments préformésAppareils à cet effet

Abrégé

The invention relates to a device for clamping and orienting segmented, thin-walled, hollow profiled components (12', 12"), said device comprising a support structure (30) or similar frame structure supported on or against a base (32), and a mechanism (34) which is accommodated in and retained by the support structure (30) and is used for clamping two segmented, thin-walled, hollow profiled components (12', 12"). The clamping mechanism (34) is designed in such a way that the clamping device (34) can act upon the two components (12', 12") perpendicular to the longitudinal axis (40) of the support structure (30) and radially outward in the region of the common separation plane (38) of the two components. Furthermore, the clamping mechanism includes at least two clamping elements (42) which have clamping surfaces (44) acting upon the two components (12', 12") and which are arranged on a common plane and can be moved radially outward and inward. The clamping mechanism (34) includes the at least two clamping elements (42) and at least one clamping actuation element (48) which acts upon both the at least two clamping elements (42). The at least one clamping actuation element (48) of the clamping mechanism (34) is designed like or as a tube, in particular one that has one or more chambers, and acts upon the at least two clamping elements (42) radially outward and inward by changing its volume perpendicular or substantially perpendicular to the longitudinal axis (40) of the support structure (30). The invention also relates to the use of said device.

Classes IPC  ?

• B23K 37/053 - Alignement des pièces cylindriquesDispositifs de serrage à cet effet
• B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
• B23P 19/10 - Alignement de pièces qui doivent être assemblées entre elles
• B23K 26/28 - Soudage de joints continus curvilignes
• B29C 65/00 - Assemblage d'éléments préformésAppareils à cet effet

Abrégé

The invention relates to a method for producing a pressurised container for receiving and storing cryogenic fluids, consisting of a metal container forming a liner (12) and a sheath (14) which is applied to the liner and consists of fibre-reinforced plastic, wherein the liner (12) is formed from a non-magnetic metal alloy having a fully austenitic, cubic-face-centred grid structure and is cold-stretched by up to approximately 25%, in particular by less than approximately 15%, to increase the elastic range before the sheath consisting of fibre-reinforced plastic is applied.

Classes IPC  ?

• F17C 1/14 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en aluminiumRécipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en acier amagnétique
• F17C 1/16 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en matériaux plastiques
• F17C 1/06 - Enveloppes protectrices constituées par un enroulement de bandes ou de matériaux filiformes p. ex. fils métalliques

Abrégé

The invention relates to a component for absorbing and/or transmitting mechanical forces and/or moments, comprising at least one dimensionally stable component element (12, 12', 12'', 2''', 12''''), which has at least one hollow-profiled section (14), and at least one hollow-profiled component element (16) consisting of fibre-reinforced plastic, which can be partially received by the hollow-profiled section (14) of the dimensionally stable component element (12, 12', 12'', 12''', 12''''), and can be arranged in a form-fitting manner in the hollow-profiled section (14) of the dimensionally stable component element (12, 12', 12'', 12''', 12'''') by means of raised portions (32, 32') which extend radially inwards and/or depressions (38, 38'), recesses or holes which extend radially outwards, wherein the inner circumference (24) of the hollow-profiled section (14) of the dimensionally stable component element (12, 12', 12'', 12''', 12'''') and the outer circumference (26) of the hollow-profiled component element (16) consisting of fibre-reinforced plastic correspond to each other or at least substantially correspond to each other. The invention further relates to a method for the production thereof and the use thereof.

Classes IPC  ?

• F16C 7/02 - Structure des bielles de longueur fixe

Abrégé

The invention relates to a pressure vessel for receiving and storing cryogenic fluids, in particular cryogenic liquids, said pressure vessel being composed of a metal vessel that forms a liner (12) and a reinforcement (14) made of fiber-reinforced plastic applied to the liner (12), wherein the liner (12) is made of a non-magnetic metal alloy having a fully austenitic face-centered cubic lattice structure and is subjected to a nitriding treatment by means of nitrogen or ammonia in order to expand the elastic range before the reinforcement (14) made of fiber-reinforced plastic is applied. The invention further relates to methods for producing said pressure vessel and to the use of said pressure vessel.

Classes IPC  ?

• F17C 1/00 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables
• F17C 1/14 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en aluminiumRécipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en acier amagnétique

Abrégé

The invention relates to a device for mounting and aligning segmented, thin-walled and hollow-profiled components (12), comprising a support structure (30) supported on a base (32) or similar framework and two units (34, 36) received and held together by the support structure (30) for mounting two segmented, thin-walled and hollow-profiled components (12), wherein the two mounting units (34, 36) are arranged on a common longitudinal axis (38) and are movable toward one another in the axial direction on the common longitudinal axis (38), wherein the two mounting units (34, 36) are designed such that the two components (12) can be rotated relative to one another about the common longitudinal axis (38) of the two mounting units (34, 36) in the circumferential direction, and wherein the longitudinal axis (38) of the two mounting units (34, 36) can be aligned running perpendicularly or substantially perpendicularly to the base (32) and supporting the support structure (30) when mounting and aligning the two components (12) to one another.

Classes IPC  ?

• B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
• B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
• B23K 37/053 - Alignement des pièces cylindriquesDispositifs de serrage à cet effet
• B23K 31/02 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs au brasage ou au soudage

Produits et services

Vehicles, In particular aircraft and spacecraft and parts therefor; Air vehicles; Aeroplanes; Seaplanes; Space shuttles; Rockets for space travel, aerostructures and Components for space rockets, Tanks, In particular for aircraft and space rockets (boosters), liquid tanks and solids tanks for aircraft and space rockets. Business management; Business administration, In particular business management and organisation consultancy, Organization of exhibitions for commercial or advertising purposes, News clipping services; Direct mail advertising. Conducting air and space transport; Launching space transports and space rockets, for others; Launching of satellites for others.

Abrégé

The present invention relates to an arrangement for deforming the lamination of semi-finished fibre products, comprising a mould core that can be arranged on a support for receiving in succession semi-finished fibre layers and a pressure element arranged vertically with respect to the mould core for preceding positioning of the semi-finished fibre layers. The support and/or pressure element are designed to be movable towards each other, the mould core is dimensionally stable and the outer contour thereof replicates the inner contour of a non-hardened laminate of a profile to be produced and the pressure element is elastically deformable. The invention also relates to a method for deforming lamination of semi-finished fibre products in a laminating process and the use of the above-mentioned arrangement.

Classes IPC  ?

• B29C 70/34 - Façonnage par empilage, c.-à-d. application de fibres, de bandes ou de feuilles larges sur un moule, un gabarit ou un noyauFaçonnage par pistolage, c.-à-d. pulvérisation de fibres sur un moule, un gabarit ou un noyau et façonnage ou imprégnation par compression
• B29C 33/40 - Matière plastique, p. ex. mousse ou caoutchouc
• B29C 31/08 - Alimentation, p. ex. chargement d'une cavité de moulage en préformes

Abrégé

The present invention relates to a high-pressure tank made from fibre-reinforced plastic for, in particular, gaseous media, wherein, on its inner wall, the tank is equipped completely or partially with a substantially permeation-tight foil made from metal, wherein the metal has a great elastic range and a low coefficient of thermal expansion, and the foil has a thickness of 0.5 mm or less. The invention also relates to a method for producing tanks of this type.

Classes IPC  ?

• F17C 1/06 - Enveloppes protectrices constituées par un enroulement de bandes ou de matériaux filiformes p. ex. fils métalliques
• F17C 1/16 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en matériaux plastiques

Abrégé

The invention relates to a method for shaping an essentially flat-surfaced blank (10) to form a shell body (34), comprising the following steps: forming at least one flat-surfaced, buckling-stable insert (12) which is adapted to form, dimension and deformation properties of the flat-surfaced blank (10); forming a blank (14) to be deformed and at least one buckling-stable insert (16, 16', 16'') to be deformed from the flat-surfaced blank (10, 10') and the at least one flat-surfaced buckling-stable insert (12, 12'); placing and clamping the blank (14) to be deformed and the at least one buckling-stable insert (16, 16', 16'') relative to one another and deforming the blank (14) together with the at least one buckling-stable insert (16, 16', 16'') to be deformed in order to form the shell body, using at least one forming tool (32) that acts upon the front or inner side (20) of the blank (14) to be deformed or the at least one insert (16) to be deformed which is provided as a support. The invention also relates to the use of said shell body (34) to produce rotationally symmetric and/or not rotationally symmetric shell-shaped components.

Classes IPC  ?

• B21D 22/18 - Repoussage des pièces de révolution par rotation en utilisant des outils guidés pour produire le profil voulu
• B21D 22/20 - Emboutissage

Abrégé

The invention relates to a method for forming at least one essentially flat-surfaced blank (10) to form a shell body (30), comprising the following steps: forming at least one flat-surfaced blank (12, 12'), which has a partially circular design, from the at least one flat-surfaced blank (10); joining a truncated cone-shaped blank (14, 14') from the at least one flat-surfaced, partially circular blank (12, 12') by welding along mutually facing surface lines (16, 16', 16'') of the at least one flat-surfaced, partially circular blank (12, 12'); clamping the truncated cone-shaped blank (14, 14') on or in a supporting structure (26) in which the truncated cone-shaped blank (14, 14') is received without contact with progressive deformation to the shell body (30); and deforming the truncated cone-shaped blank (14, 14') by means of at least one deforming tool (32) that acts upon the inner side (18) of the truncated cone-shaped blank (14, 14') to form the shell body (30). The invention also relates to the use of said shell body for producing rotationally symmetric and/or not rotationally symmetric shell-shaped components.

Classes IPC  ?

• B21D 22/18 - Repoussage des pièces de révolution par rotation en utilisant des outils guidés pour produire le profil voulu

Abrégé

The present invention relates to a pressure container for cryogenic liquids. The pressure container consists of a liner made from a metal alloy with a face-centred cubic lattice structure or a titanium alloy with a body-centred hexagonal lattice structure or a mixed body-centred hexagonal/cubic lattice structure. A reinforcement made from fibre-reinforced plastic bears against the liner, wherein the matrix of the fibre-reinforced plastic has a high elongation at fracture in the cryogenic range.

Classes IPC  ?

• F17C 1/06 - Enveloppes protectrices constituées par un enroulement de bandes ou de matériaux filiformes p. ex. fils métalliques
• F17C 1/14 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en aluminiumRécipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en acier amagnétique

Abrégé

The invention relates to a tank for receiving, storing and discharging liquids and/or viscous substances, in particular fuel or propellant or drinking water, having a casing (12) and at least one baffle plate (16) which is arranged in an interior (14) of the tank (10), on the inner side (18) of the casing (12), and has one end (20) directed towards an outlet opening (22) of the tank (10), and extends into a region (24) which is adjacent to or adjoins the outlet opening (22) of the tank (10), characterized in that a flexible element (32) is arranged between the at least one baffle plate (16) and the inner side (18) of the casing (12) in order to cover (over) a gap, corner, interstice, or similar interspace (28) formed between the at least one baffle plate (16) and the inner side (18) of the casing (12), and also relates to a use of the same.

Classes IPC  ?

• B64G 1/40 - Aménagements ou adaptations des systèmes de propulsion

Abrégé

The invention relates to a pressure vessel consisting of a housing and an insulating layer lining the inner surface of the housing. The housing is formed from a fiber composite material which has a high mechanical and thermal resistance and the insulating layer is formed from a gas-tight silicone elastomer, with the housing and the insulating layer being bonded to each other. The invention also relates to a method for the manufacture of such pressure vessels.

Classes IPC  ?

• F02K 9/00 - Moteurs-fusées, c.-à-d. ensembles fonctionnels portant à la fois le combustible et son oxydantLeur commande

Abrégé

The invention relates to containers for receiving and storing cryogenic fluids, especially cryogenic liquids and viscous substances, said containers comprising a casing (12) and at least one partition (14) that divides the inside (16) of the container (10) into at least two adjacent chambers (18, 18'). The invention is characterised in that the at least one partition (14) has a sandwich-type structure and comprises two covering layers (20, 20') respectively facing one of the at least two adjacent chambers (18, 18'), and an intermediate layer (22) that is arranged in a space (24) between the two covering layers (20, 20'), transmits mechanical forces and/or torques, is heat-insulating or reduces a heat flux, and consists of a polymer foam. Said intermediate layer (22), which transmits mechanical forces and/or torques, is heat-insulating or reduces a heat flow, and consists of a polymer foam, completely or essentially completely fills the space (24) between the two covering layers (20, 20') and adheres to the two covering layers (20, 20') by means of an adhesive (67), especially an intumescent adhesive, preferably a paste-like glue, a film cement or an epoxy resin. The invention also relates to methods for producing said containers, and to a use thereof.

Classes IPC  ?

• B64G 1/40 - Aménagements ou adaptations des systèmes de propulsion
• F02K 9/60 - Parties de leur structureDétails non prévus ailleurs
• F17C 1/16 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en matériaux plastiques

Abrégé

The invention relates to a load-bearing structural fiber composite component which is produced of exactly intermeshing individual elements which define cavities in between them, said elements being preforms of layered semi-finished fiber products and the structural component having a complex, branched structure. The invention also relates to a method for integrally producing a box-type load-bearing, thick-walled structural fiber composite component having a complex, branched geometry.

Classes IPC  ?

• B29C 70/36 - Façonnage par empilage, c.-à-d. application de fibres, de bandes ou de feuilles larges sur un moule, un gabarit ou un noyauFaçonnage par pistolage, c.-à-d. pulvérisation de fibres sur un moule, un gabarit ou un noyau et imprégnation par coulée, p. ex. coulée sous vide

Abrégé

The invention relates to a container for receiving, storing and dispensing liquids and viscous substances, in particular drinking water or fuel, with a casing (12) and at least one partition (14) which is arranged in an interior (16) of the container (10) substantially perpendicularly to the central or longitudinal axis (18) of the container (10) and divides the interior (16) of the container (10) into at least two approximately identically sized chambers, preferably into at least two identically sized chambers (20, 20', 20''), wherein the at least two chambers (20, 20', 20'') each communicate with the surroundings of the container (10) via an inlet opening (22, 22', 22''; 50, 50', 50'') in the region of the one end (26, 26', 26'') of a chamber (20, 20', 20'') for introducing a pressure medium and via an outlet opening (24, 24', 24''; 52, 52', 52'') in the region of the other end (28, 28', 28'') of the same chamber (20, 20', 20'') for discharging and dispensing the liquids and viscous substances, wherein a respective piston (30, 30', 30'') is arranged in the at least two chambers (20, 20', 20'') in order to form two chamber spaces (32, 34; 32', 34'; 32'', 34''), which are separated from each other, and is displaceable perpendicularly to the central or longitudinal axis (18) of the container (10) and between the associated inlet opening (22, 22', 22''; 50, 50', 50'') and outlet opening (24, 24', 24''; 52, 52', 52'') of a chamber (20, 20', 20"), and wherein the pistons (30, 30', 30'') of the at least two chambers (20, 20', 20'') are connected rigidly or at least rigidly in terms of torque to one another via a common connecting rod (36, 36'') or connecting element (36') reaching through the at least one partition (14) of the container (10) and are guided in a manner stable against tilting in the at least two chambers (20, 20', 20'') via the at least one partition (14) and the inside (40) of the container (10), and to the use of said container.

Classes IPC  ?

• B64G 1/40 - Aménagements ou adaptations des systèmes de propulsion
• F02K 9/60 - Parties de leur structureDétails non prévus ailleurs
• F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons

Abrégé

The invention relates to a method for producing an integral hollow component consisting of a fibre composite plastic material, optionally with a sandwich structure, and a hollow component produced by said method. The production method according to the invention provides a light, hollow component with high compressive strength and rigidity, and a smooth outer surface.

Classes IPC  ?

• B29C 70/44 - Façonnage ou imprégnation par compression pour la fabrication d'objets de longueur définie, c.-à-d. d'objets distincts utilisant une pression isostatique, p. ex. moulage par différence de pression, avec un sac à vide, dans un autoclave ou avec un caoutchouc expansible

Abrégé

The invention relates to a method for producing fibre-reinforced hollow bodies comprising integrally formed elements in a hollow mould. A fibre mat is laminated in two halves of the hollow mould, which respectively form the negative mould for the fibre-reinforced hollow bodies comprising integrally formed elements to be produced, and, once the two halves of the thus lined hollow mould have been connected, the fibre mat is pressed into the hollow mould under pressure in a form-fitting manner. The invention also relates to products produced according to the inventive method.

Classes IPC  ?

• B29C 70/44 - Façonnage ou imprégnation par compression pour la fabrication d'objets de longueur définie, c.-à-d. d'objets distincts utilisant une pression isostatique, p. ex. moulage par différence de pression, avec un sac à vide, dans un autoclave ou avec un caoutchouc expansible
• B29C 70/34 - Façonnage par empilage, c.-à-d. application de fibres, de bandes ou de feuilles larges sur un moule, un gabarit ou un noyauFaçonnage par pistolage, c.-à-d. pulvérisation de fibres sur un moule, un gabarit ou un noyau et façonnage ou imprégnation par compression