Abstract: A stiffened skin panel of an aircraft that includes an aircraft skin panel of composite material and a composite stringer consolidated with the aircraft skin panel. The stringer has a pair of stringer sides, each extending from a stringer top to a stringer leg. The stringer sides may each extend through a wide radius, smooth continuous curve to a stringer leg. The wide radius, smooth continuous curve may be proximate the base of the stringer side in a region where the stringer side transitions to the stringer leg.

Abstract: A stem 8 has the following elements made from FRP: an upper outer shell 4U, a main structure upper half 3U, a main structure lower half 3L, and a lower outer shell 4L when the stem is placed in a flat state. The elements are integrated into one piece by stacking the elements and applying heat and pressure to melt resins impregnated in the FRP structural elements. Each outer shell is a curved prepreg sheet formed by impregnating carbon fibers arranged at angle of ±45 degrees with a thermoplastic resin, and each upper and lower halve is an evenly stacked part in which prepreg sheets are stacked. Overlapping section 5 of the upper and lower outer shells are formed such that the left and right portions of a main structure 3 formed by integrating the upper and lower halves 3U, 3L does not have a stepped outer surface.

Abstract: An optical microstructure film includes a base and multiple microstructure units. The base has at least a surface. The microstructure units are disposed in an array manner on the surface of the base. Each microstructure unit is formed to be a polygonal cone having the bottom face is attached to the surface of the base. The concave region is a surface part of a pseudo-spherical structure having a lower point on the microstructure unit. The distance from the lower point to the bottom face is defined as a second height, the sum of a radius of the spherical structure and the second height is defined as a first height, and the ratio of the second height to the first height is ranged from 0.1 to 0.8.

Abstract: To form an electrostatic chuck, a bonding sheet is applied onto the upper surface of a cooling plate and then the cooling plate is placed in a vacuum dryer at a pressure of 2,000 Pa or less for a pre-bake treatment at 120° C. to 130° C. for 15 to 40 hours, followed by natural cooling. A plate is then stacked on the bonding sheet so that the lower surface of the plate is aligned with the upper surface of the bonding sheet, which is applied onto the cooling plate. The resulting stacked body is placed in a heat-resistant resin bag, and is then placed in an autoclave and treated together for several hours under pressure and heat.

Abstract: A method of manufacturing an article includes simultaneously holding, with a vacuum device, a first object and a second object that are overlapped and abutted against each other. The method also includes simultaneously transporting the first and second objects relative to a machine. Still further, the method includes attaching the first and second objects together with the machine.

Abstract: In order to repair a composite-material panel forming part of the external surface of an aircraft, a portable device is applied onto that surface, the portable device including an inflatable chamber consisting of a flexible and airtight membrane and a concave body of rubber-like material sealed with the membrane. The concave body incorporates an inextensible inner reinforcement. Pressurized air is introduced into the chamber via a valve. A further valve, which passes through the membrane in a zone of the membrane external to the chamber, is used to suck air from one side of the membrane to the other.

Abstract: The method comprises the steps of arranging a bunch of cloths stacked onto one another; taking a label (4) containing a respective identifying code of the upper cloth (30) of the bunch, laying onto the label one end (23), provided with a cavity, of a gripping element (21) and creating in the cavity a pressure lower than an ambient pressure, so that the label obstructs the cavity; laying the label onto a labelling area (3b) of the upper cloth, and fixing the label to the upper cloth; moving the labelling area (3b) of the upper cloth by shifting the gripping element (21), maintaining in the cavity a pressure lower than an ambient pressure; increasing pressure in the cavity of the gripping element until the label gets off it, so that the labelling area (3b) of the upper cloth (30) reaches a firm position away from the respective labelling area (3b) of a cloth (31) lying directly below the upper cloth, so as to enable a subsequent application of a respective label (4) onto the respective labelling area (3b) of th

Abstract: A curved composite aircraft frame comprises a multi-ply composite laminate having a generally Z-shaped cross section. At least certain of the laminate plies include unidirectional reinforcing fibers that are substantially tangent at substantially all points along the curvature of the frame.

Abstract: A method for fabricating a sheet-shaped electrode for an electrostatic coalescing device. A layered material structure including an electrically conductive layer for forming a conductive member of the electrode and two electrically non-conductive insulation layers are arranged in an envelope. The insulation layers include thermoplastic or thermoset material for forming the insulation of the electrode. The conductive layer is arranged between the insulation layers. The envelope is sealed. Gas is evacuated from the envelope. The material structure is heated to a temperature above the melting temperature of the thermoplastic material or above the curing temperature of the thermoset material so as to consolidate the material structure while keeping the material structure inside the evacuated envelope. The material structure is cooled and removed from the envelope.

Abstract: An apparatus may comprise a first skin panel having a first surface, a second skin panel having a second surface, a first flange located at an end of the first skin panel, a second flange located at an end of the second skin panel, and a strip having a third surface. The first skin panel may be located adjacent to the second skin panel such that the first flange and the second flange form a channel. The strip may be bonded in the channel. Fluid flow over the third surface of the strip, the first surface of the first skin panel, and the second surface of the second skin panel may have a desired state.

Abstract: A device and a method for manufacturing a fiber-reinforced fuselage shell for an aircraft, which fuselage shell for the purpose of reinforcement comprises several stringers that are spaced apart from each other, wherein the device includes a base frame comprising several supporting walls of different lengths for forming a curved mounting surface for the fuselage shell to be manufactured, wherein several actuators that extend radially outwards and that are longitudinally adjustable are affixed to the mounting surface, at the distal ends of which actuators in each case mold channels for receiving the stringers are attached, which mold channels are interconnected by means of flexible intermediate elements and/or further mold channels for forming a vacuum-tight closed mold surface.

Abstract: A substrate sealing apparatus includes a chamber, at least one lower compressing member, and at least one lower compressing member. The lower compressing member includes a lower compressing surface for emitting heat, is configured to be elevated up and lowered down in a vertical direction with respect to the compressing surface, and rotates about the vertical direction. The upper compressing member includes a lower compressing surface for emitting heat, and is configured to be elevated up and lowered down in the vertical direction.

Abstract: A pressure head for use in a fiber placement system for thermoplastic composite materials is disclosed. Plies of thermoplastic composite tape are placed onto a mandrel to form a shaped object. The pressure head includes a nozzle and at least one delivery tube for providing fluid medium mixture to the nozzle body, wherein the nozzle directs the fluid medium onto a surface of the shaped object thereby providing a pressure on the surface without direct physical contact of the nozzle with the plies of thermoplastic composite tape.

Abstract: An improved apparatus for debonding temporary bonded wafers includes a debonder, a cleaning module and a taping module. A vacuum chuck is used in the debonder for holding the debonded thinned wafer and remains with the thinned debonded wafer during the follow up processes steps of cleaning and mounting onto a dicing tape. In one embodiment the debonded thinned wafer remains onto the vacuum chuck and is moved with the vacuum chuck into the cleaning module and then the taping module. In another embodiment the debonded thinned wafer remains onto the vacuum chuck and first the cleaning module moves over the thinned wafer to clean the wafer and then the taping module moves over the thinned wafer to mount a dicing tape onto the wafer.

Abstract: A method of attaching a magnet to a rotor or a stator of an electrical machine is provided. The method includes arranging a magnet along a surface of the rotor or stator; arranging a pair of retainers, one on each side of the magnet; enclosing the rotor or stator, magnet and retainers in a vacuum bag; and performing vacuum evacuation to consolidate the magnet to the retainers by means of adhesive. A magnet mounting arrangement for a rotor or a stator of an electrical machine and a wind turbine with a generator including a rotor and a stator and such a magnet mounting arrangement are also provided.

Abstract: A process for laminating a substrate, where the process may include: disposing at least one a thermoplastic film on a porous substrate; heat softening the at least one thermoplastic film; conjoining the at least one thermoplastic film and the porous substrate to form a laminated substrate; and cooling the laminated substrate; wherein the conjoining comprises suctioning the thermoplastic film into the porous substrate. An apparatus for laminating a substrate, where the apparatus may include: a system for disposing a thermoplastic film on a tufted substrate; a heater for heat softening the thermoplastic film; and a vacuum for suctioning the thermoplastic film into the tufted substrate.

Abstract: A method of making a core-stiffened structure includes the steps of providing a honeycomb core having an adhesive disposed on first and second surfaces thereof, providing a first skin and a second skin, and assembling the first skin, the second skin, and the honeycomb core to form the core-stiffened structure. The method further includes the steps of curing the core-stiffened structure and inhibiting at least one of the first skin and the second skin from protruding into at least one cell of the honeycomb core during the step of curing the core-stiffened structure.

Abstract: A fabrication method of forming curved thermoplastic composite laminate parts with tailored and varying thickness in a continuous process. Automated equipment or hand lay-up are used to collate parts or components into a multi-layer stack. Each stack contains all plies, including ply build-up areas, tacked in the proper location to maintain orientation and location. Ply consolidation tooling contains all necessary part features and is coordinated to the customized multiple ply stacks to form a single integrated thermoplastic composite laminate potentially having areas of differing thickness from the multiple ply stacks.

Abstract: A flexible compaction sheet is used to compact uncured composite plies onto the surface of a ply layup. The compaction sheet includes a peripheral seal that seals the perimeter of the sheet to the surface of the part layup and forms a vacuum chamber over the plies which is evacuated through the sheet to apply compaction pressure to the plies.

Abstract: A method for forming a reservoir for holding ink in an ink tank, the method includes providing a housing; inserting a spring into the housing such that a first end of the spring contacts a back wall of the housing; placing a first surface of a plate against a second end of the spring; bringing a flexible sheet into contact with an edge of a side wall of the housing; welding the flexible sheet to the edge of the side wall of the housing while applying a first level of vacuum between the flexible sheet and the back wall of the housing; and applying heat to the flexible sheet in a region corresponding to the plate while applying a second level of vacuum between the flexible sheet and the back wall of the housing, wherein the second level of vacuum is greater than the first level.

Abstract: Disclosed is a gas-barrier film laminate having at least two gas-barrier film layers laminated via an adhesive layer, wherein the gas-barrier film layer has a substrate film, and at least one constitutive unit layer comprising an anchor coat layer and an inorganic thin film layer formed on at least one surface of the substrate film in that order, and wherein the number of the bubbles having a diameter of at least 0.5 mm and the impurities having a diameter of at least 0.5 mm existing between the gas-barrier film layers is at most 3 in total per 100 cm2.

Abstract: A tape attaching apparatus includes: a chamber having an airtight space formed therein; a rubber sheet that partitions the airtight space into first and second airtight spaces and has an upper sheet on which a wafer is placed; a tape frame that holds a tape above the rubber sheet; and first and second supply/exhaust tubes that switch pressurization and depressurization of the first and second airtight spaces. In pressurizing the second airtight space and expanding the rubber sheet to lift the wafer to be attached to the tape, after bringing the first and second airtight spaces into a vacuum state, the wafer is attached to the tape while an amount of pressurization of the second airtight space is controlled to change an expansion rate of the rubber sheet from a low speed to a high speed stepwisely.

Abstract: A method of manufacturing root of megawatt wind-turbine blade includes the following steps: (1) manufacturing an independent female mould, and arranging a positioning stop-ring on the female mould; (2) clinging on one side of the positioning stop-ring, a plurality of glass fabrics and macroporous glass fabrics are laid on the curved surface of the female mould; (3) after laying the glass fabrics, sealing the female mould using a vacuum bag, and vacuumizing the female mould after a curved supporting board is arranged on the vacuum bag; (4) after laying a plurality of glass fabrics in the blade mould, slinging the prefabricated part and the curved supporting board to arrange them in the blade mould; (5) sealing the blade mould using another vacuum bag, vacuumizing the blade mould, thereafter infusing resin into the blade mould, after curing the root of the blade is finally formed.

Abstract: The invention concerns a process for the production of hollow bodies of thermoplastic material, in particular a process for the production of fuel tanks of plastic material. In the process according to the invention preforms in web or band form of plasticized plastic material are shaped in a multi-part tool forming a mold cavity by expansion of the preforms and causing them to bear against the internal contour of the mold cavity. The process firstly includes the production of two mutually complementary intermediate products in the form of shell portions. Then respective built-in fitment components are secured to the respective insides of the shell portions, which face towards each other in the installation position, wherein at least some built-in fitment components of mutually complementary shell portions are respectively of mutually complementary configuration, in the sense that they can be joined to provide an assembled component or to provide a functional unit.

Abstract: In order to manufacture beams of composite material with a J-shaped cross-section, a curing apparatus includes a bar supported parallel to a table by two end supports. A J-shaped beam of uncured composite material is prepared and arranged on the apparatus, positioning the bottom flange of the beam so that it faces the table and resting the web and the upper flange against two respective sides of the bar. The beam is covered with a vacuum bag and pressure and heat are applied inside an autoclave in order to cure the resin in the beam.

Abstract: Apparatus for processing a workpiece comprises a base adapted to have a workpiece placed thereon. A vacuum bag is placed over the workpiece, and the bag is sealed to the base using inner and outer seals. The inner and outer seals are spaced apart from each other to form a channel therebetween. A vacuum port coupled with a vacuum source is used to evacuate air from the channel.

Abstract: The present invention provides a solar cell pre-lamination assembly comprising a terionomer multilayer film or sheet and solar cell modules prepared therefrom.

Abstract: A process for improving the reflectivity of reflective surfaces made of a composite. The process includes laminating a layer of metalized plastic on at least one layer of composite, bonding the metalized plastic to a substrate in a preimprgenated state; cutting strips or patterns of an assembly of the layer of composite and the layer of metalized plastic; laminating strips or patterns of the assembly as a first layer on a molding jig; adding additional composite layers to the first layer; preparing a vacuum and curing bag; introducing the assembly in an autoclave; performing a curing cycle, bonding the layer of metalized plastic to the rest of the substrate by polymerization of a resin in the composite.

Abstract: A mounting method of mounting an element on a substrate, includes a first hydrophilization process of hydrophilizing a region on a surface of the substrate where the element is to be joined; a second hydrophilization process of hydrophilizing the surface of the element; a mounting process of mounting the element on a mounting part such that the hydrophilized surface of the element faces upwards; a coating process of coating a liquid on the hydrophilized surface of the element; and an arrangement process of arranging the substrate above the mounting part such that the region on the surface of the substrate where the element is to be joined faces downwards. The method further includes a contact process of bringing the substrate arranged above the mounting part close to the mounting part on which the element is mounted to bring the liquid into contact with the surface of the substrate.

Abstract: Disclosed is a method for placing fibre-reinforced, pre-impregnated, planar semi-finished products on a placement tool for the manufacture of a non-crimp fabric, wherein a placement film is clamped on the placement tool for purposes of holding the non-crimp fabric, and by means of evacuation and/or the application of pressure is fixed in position on the placement tool and/or can be released from the latter. Also disclosed is a placement tool for the execution of such a method.

Abstract: Methods for manufacturing composite sections for aircraft fuselages and other structures are disclosed herein. A method for manufacturing a shell structure in accordance with one embodiment of the invention includes applying composite material to an interior mold surface of a tool to form a skin extending 360 degrees around an axis. The method can further include positioning a plurality of stiffeners on an inner surface of the skin. After the stiffeners have been positioned, a vacuum bag can be installed over the stiffeners and evacuated to press the stiffeners and the skin outwardly against the interior mold surface of the tool. Next, the skin/stiffener combination can be cocured to bond the stiffeners to the skin and harden the shell structure.

Abstract: An apparatus to prepare a preform for fabrication includes a mandrel, anchoring groove, anchoring device, tensioning groove, and tensioning device. The mandrel receives the preform. The mandrel has a first mandrel end and a second mandrel end. The preform has a first preform end and a second preform end. The anchoring groove is disposed at the first mandrel end. The anchoring device is configured and located to urge the first preform end towards the anchoring groove to secure the first preform end therebetween. The tensioning groove is disposed between the first mandrel end and the second mandrel end. The tensioning device is configured and located to urge a portion of the preform into the tensioning groove.

Abstract: The present invention aims to provide a manufacturing method for a PDP which allows even high-definition and ultra-high-definition PDPs to demonstrate an excellent image display capability at improved luminous efficiency, by suppressing variation of a discharge gas composition, and by eliminating an impurity gas in a discharge space effectively. To achieve the aim, deterioration of an absorbent material 39 composed of copper ion-exchanged ZSM-5-type zeolite is prevented, by performing both sealing and evacuation steps for the front substrate 2 and back substrate 9 in a non-oxidizing gas atmosphere. This maintains properties of the absorbent material 39 for absorbing the impurity gas without degradation, even if the absorbent material 39 absorbs a Xe gas in a discharge gas introducing step.

Abstract: This manufacturing method comprises an adhesive agent coating step of coating the front of a first substrate (13) and/or the rear of a second substrate (15) with an adhesive agent (43), leaving an adhesive agent-free region (47) that surrounds a liquid crystal holder (19); a pressure reduction step of reducing the pressure inside a sealed vessel that holds the first substrate (13) and the second substrate (15), with respect to atmospheric pressure; an affixing step of affixing the second substrate (15) over the front of the first substrate (13) under the reduced pressure produced in the pressure reduction step; a standby step of continuing the affixed state between the first substrate (13) and the second substrate (15) for a specific length of time under the reduced pressure produced in the pressure reduction step after the substrates have been affixed; and a pressure restoration step of restoring the pressure of the sealed vessel after the standby step.

Abstract: Plastic microfluidic structures having a substantially rigid diaphragm that actuates between a relaxed state wherein the diaphragm sits against the surface of a substrate and an actuated state wherein the diaphragm is moved away from the substrate. As will be seen from the following description, the microfluidic structures formed with this diaphragm provide easy to manufacture and robust systems, as well readily made components such as valves and pumps.

Abstract: A method of applying graphics to a set of articles with a graphic transfer assembly is disclosed. The method includes a step of selecting an article from a set of articles comprising different types of articles. After selecting a last that may be associated with the article, the last may be attached to a last assembly of the graphic transfer assembly. With the article attached to the graphic transfer assembly, a deformable membrane may apply graphics to curved portions of the article.

Abstract: The invention pertains to a combination of a substrate and a wafer, wherein the substrate and the wafer are arranged parallel to one another and bonded together with the aid of an adhesive layer situated between the substrate and the wafer, and wherein the adhesive is chosen such that its adhesive properties are neutralized or at least diminished when a predetermined temperature is exceeded. According to the invention, the adhesive layer is only applied annularly between the substrate and the wafer in the edge region of the wafer.

Abstract: A device, in particular a cover panel for a display device or a monitor auxiliary panel or a surface for input devices, includes a substrate and a coating applied onto the substrate. The coating has a surface having a coefficient of friction in the range between approximately 0.01 and 0.12, in particular between approximately 0.02 and 0.1, or between approximately 0.03 and 0.09.

Abstract: The present invention relates to polymer composite materials, more particularly relates to composite materials with tailor made surface electrical resistivities in the range of 109 to 10?1 ?/sq. and process of making the same. The process for preparing Fibre Reinforced Polymeric (FRP) Composite, said process comprising acts of homogeneously mixing 1-30% by weight of different electrically conducting fillers in matrix resin system to obtain resin mix; wetting dry preforms using the resin mix; compacting the wetted preforms to obtain green composite; curing the green composite; and post-curing the cured composite to prepare the FRP Composite.

Abstract: A holding tool 2 for use in producing of laminated glass includes a frame 3, a bag member 4 and a supporting member 6b for suspending the bag member 4 from the frame 3. The bag member 4 is made of a film with flexibility and airtightness, is provided with a sealable opening and has evacuating ports 7a and 7b in the vicinity of an periphery of a flat shape thereof having the periphery sealed. The frame 3 has a first frame member 3w and a second frame member 3y opposing each other and disposed outside the periphery of the bag member 4, and the bag member 4 is suspended by the supporting member 6b movably against the frame 3 on a holding face formed at least by the first frame member 3w and the second frame member 3y inside an area formed by connecting ends of these frame members.

Abstract: A tool for forming a panel including a core area, at which plies sandwich a core, and a trim area surrounding the core, at which the plies are bonded together, is provided and includes a body having a surface on which the panel is formable, an assembly to apply bonding pressure to the plies at least at the core and trim areas and a clamping device external to the assembly to apply a clamping force to the vacuum bag and the plies.

Abstract: An oscillator includes an electromechanical energy conversion element and an elastic body. The elastic body is bonded with the electromechanical energy conversion element by metallic bonding and is configured to be driven by deformation of the electromechanical energy conversion element.

Abstract: The bonding apparatus is capable of effectively increasing temperature of a substrate and reducing occurrence of position gaps and poor connection in a process of flip-chip-bonding semiconductor devices to the substrate. The bonding apparatus comprises: a supporting unit for supporting the substrate, on which the semiconductor devices have been adhered by a non-conductive; and a heating/pressing unit for heating and pressing the substrate, the heating/pressing unit having a built-in heat source and a clamping face, onto which the substrate supported by the supporting unit is pressed. The substrate supported by the supporting unit is moved toward the clamping face of the heating/pressing unit so as to preheat the substrate and the semiconductor devices by radiation heat. Then, the semiconductor devices are pressed onto the clamping face of the heating/pressing unit so as to cure the non-conductive adhesive and bond bumps of the semiconductor devices to terminal sections of the substrate.

Abstract: Provided is a method for bonding a high heat conductive insulating resin, by which the high heat conductive insulating resin can be bonded to a heat sink without deteriorating insulating characteristics and heat conducting characteristics. The method includes: a fixing step of fixing the heat sink by means of a jig having a vacuuming function; a placing step of placing the heat sink fixed with the jig on a sheet-like high heat conductive insulating resin previously bonded to a cooler and making a hermetically closed space; and a bonding step of having a bonding section between the heat sink and the sheet-like high heat conductive insulating resin under a negative pressure by depressurizing the hermetically closed space, heating the sheet-like high heat conductive insulating resin, and bonding the sheet-like high heat conductive insulating resin to the heat sink.

Abstract: The present invention relates to methods for embedded a micrometer and/or nanometer pattern into an injection molding tool. In a first main aspect, a micro/nanometer structured imprinting device is applied in, or on, an active surface so as to transfer the micro/nanometer patterned structure to the tool while the imprinting device is, at least partly, within a cavity of the injection molding tool. In a second main aspect, a base plate with a micro/nanometer structured pattern positioned on an upper part is positioned on the active surface within the tool, the lower part of the base plate facing the tool, the active surface receiving the base plate being non-planar on a macroscopic scale. Both aspects enable a simple and effective way of transferring the pattern, and the pattern may be transferred on the active working site of tool immediately prior to molding without the need for extensive preparations or remounting of the tool before performing the molding process.

Abstract: An elastomeric laminate that does not require mechanical activation comprises an elastomeric polymer film layer bonded to one or more other substrate layers. The elastomeric film composition, physical properties of the substrate, and bonding conditions are selected and controlled to form an elastomeric laminate that is stretchable and recoverable without the use of excess material or post-lamination mechanical activation. The resulting elastomeric laminate may be manufactured on relatively simple high-speed equipment at lower cost and with improved physical properties.

Abstract: The present invention relates to a composite material, comprising a sandwich element (4) and a functional and/or decorative layer (3). The sandwich element (4) comprises at least one core layer (1), comprising an open-cell rigid foam, and at least one outer layer (2) located on each side of this core layer.

Abstract: A process for the production of a part made of composite material including at least one radius of curvature, includes a stage for deposition of pre-impregnated fiber layers (24) on a device (22) of convex shape on one another and for compacting the layers, characterized in that localized and repeated forces are applied in such a way as to cover the zone of the radius of curvature, at a given instant the forces being applied on a zone that is less than half of the zone of the radius of curvature, so as to compact the fiber layers (24) locally during the deposition stage.

Abstract: A bonded-substrate fabricating apparatus capable of reducing defective bonded substrates fabricated. A transfer robot sucks the outer edge area of the bottom surface of a substrate and spouts gas toward the bottom surface of the substrate to carry the substrate into a vacuum process chamber of a press machine while keeping the substrate horizontally. A press plate holds the substrate, which is held by the transfer robot, by suction.

Abstract: The preset invention relates to a three-dimensional LCD, and more specifically to a rigid lenticular three dimensional LCD with an air layer and spacer structure which allows realignment and readjustment of the coordination of the lenticular film relative to the display panel so that the 3D effect can be micro-controllable when it is needed to display 3D video images and moving pictures.