Abstract: Described are methods and systems for repair of composite components without the use of vacuum bagging. The systems described herein include a composite repair structure with a repair laminate and a film sealant. The film sealant covers the repair laminate to prevent intrusion of air and other volatiles during bonding of the composite repair structure to the composite being repaired. As the film sealant prevents intrusion of air and other volatiles, the composite repair structure can be bonded to the structure to be repaired without the use of a vacuum bag. Thus, vehicle components can be repaired without disassembly from the vehicle.

Abstract: Matching pieces for broken structures, kits comprising matching pieces for broken structures, methods for generating 3-D models for matching pieces, methods for fabricating matching pieces, systems for generating 3-D models for matching pieces, and systems for fabricating matching pieces are disclosed.

Abstract: The present application provides methods and compositions for patching a polymer or a non-polymer substrate surface by producing a bond between a polymer patch surface and the substrate surface. The application also provides kits having instructions for patching a polymer or a non-polymer substrate surface by producing a bond between a polymer patch surface and the substrate surface.

Abstract: Described are methods and systems for repair of composite components without the use of vacuum bagging. The systems described herein include a composite repair structure with a repair laminate and a film sealant. The film sealant covers the repair laminate to prevent intrusion of air and other volatiles during bonding of the composite repair structure to the composite being repaired. As the film sealant prevents intrusion of air and other volatiles, the composite repair structure can be bonded to the structure to be repaired without the use of a vacuum bag. Thus, vehicle components can be repaired without disassembly from the vehicle.

Abstract: A ceramic matrix composite (CMC) component including a plurality of layers of a CMC and a directionally controllable CMC insert. The directionally controllable CMC insert is disposed in the plurality of layers of a ceramic matrix composite. The directionally controllable CMC insert includes an optimized architecture to strengthen a high stress region of the CMC component. The directionally controllable CMC insert is geometrically configured and disposed within the plurality of layers of the CMC to redirect a crack in the CMC component toward a region of low crack growth driving force. A turbomachine and method of forming a turbomachine member including a plurality of layers of a CMC and having the directionally controllable CMC insert disposed in a shaped void are additionally disclosed.

Abstract: A method for assembling two parts, referred to as first and second parts, the first part being produced from composite material with fibrous reinforcement embedded in a thermosetting or thermoplastic matrix, the method comprising the steps of: obtaining the first part comprising, on all or part of an outer surface, a first amorphous thermoplastic film; positioning the first part and the second part such that the first amorphous thermoplastic film is placed opposite the second part; introducing a thermosetting resin between the first amorphous thermoplastic film and the second part; at least partially polymerising the thermosetting resin. When the two parts comprise an amorphous thermoplastic film, the parts are positioned such that the respective amorphous thermoplastic films are placed opposite each other, and the thermosetting resin is introduced between the amorphous thermoplastic films.

Abstract: A method for testing whether a sealing method is effective may include the steps of testing a flow characteristic of the substrate, sealing the substrate, re testing the flow characteristic of the substrate, then comparing the before and after flow characteristics of the substrate to determine whether the sealing step was effective or to quantify a sealing effectiveness to the sealing step.

Abstract: A body panel for repairing damaged vehicle bodies including a layer assembly. The body panel makes use of a fibrous sheet that includes fiber glass, carbon fiber, or Kevlar that would be easily painted and installed to replace damaged vehicle bodies. The body panel makes great usage for repairing damaged body panels as it is strong and durable as it does not dent, it is lightweight, it is inexpensive, and it importantly does not rust.

Abstract: This invention concerns a process for producing particle foam part in which foam particles are heated in a molding tool so that they weld to the particle foam part. Heat is supplied to the foam particles by means of electromagnetic RF radiation. The foam particles are made of polyurethane (PU), polylactate (PLA), polyethylene block amide (PEBA) or polyethylene terephthalate (PET).

Abstract: A method of assembling an automotive vehicle includes providing a panel having an upper surface and a lower surface. The method also includes providing a hole extending from the upper surface through the lower surface. The method additionally includes providing a patch at the upper surface, with the patch extending about a periphery of the hole at the upper surface and having a different material composition from the panel. The method also includes adhering a liner material to the upper surface, with the liner material being superposed over and adhered to the patch.

Abstract: A method includes mounting a hollow cylinder on a turntable, positioning an additive-manufacturing deposition tool at a surface of the hollow cylinder, and rotating the hollow cylinder on the turntable while depositing material on the hollow cylinder with the deposition tool. Further, a method includes making an opening in a wall of the hollow cylinder, forming a part to fit in the opening, and welding the part to the hollow cylinder such that the part fills the opening. The hollow cylinder has an inner radius and an outer radius, and the part is formed with an inner radius of curvature and an outer radius of curvature substantially similar to the inner radius and outer radius, respectively, of the hollow cylinder when the part is positioned in the opening.

Abstract: Systems and methods for repairing corrosion damage of a part of a thrust reverser assembly. The method includes removing the part having an inner surface and an outer surface. The method also includes removing an outer skin from the inner surface and the outer surface of the part. The method further includes installing a ply of synthetic fiber material onto an area of the inner surface or the outer surface of the part. The method also includes installing one or more doublers onto the ply of synthetic fiber material and heat curing layers of film adhesive. The method further includes applying an edge seal to gaps between the one or more doublers and the inner surface or outer surface of the part. The method also includes installing the outer skin to the inner surface and the outer surface of the part and installing the part to the thrust reverser assembly.

Abstract: A system for coating a field joint of a pipeline places at least one body having a thermoplastics material around the field joint. The body is heated in a mould cavity around the field joint to effect thermal expansion of the thermoplastics material. Thermal expansion of the body in the mould cavity is constrained to apply elevated pressure between the body and pipe sections joined at the field joint. The elevated pressure improves bonding and fusing between the body, which forms a field joint coating, and the parent coatings and the exposed pipe sections of the pipe joints. The body need not be fully molten, which reduces the mould residence time including in-mould heating and cooling phases.

Abstract: An example apparatus includes an interface to be electrically coupled between a heating element and a power supply, where the heating element associated with an external surface of a vehicle, and where the power supply is to provide power to the heating element. The interface includes a balanced current sensor to measure a differential between a first current of an electrical power line of the heating element and a second current of an electrical return line of the heating element, and a processor to compare the differential to at least one threshold to determine a condition of the heating element.

Abstract: A method is provided for managing the temperature of heat sensitive material located near a repair patch being thermally cured on a composite skin using a heating blanket. The method comprises configuring an assembly of thermally conductive cooling blocks to fit within a space between the heating blanket and the heat sensitive material. The assembly of thermally conductive cooling blocks is then installed against the skin within the space, forming a heat sink that conducts a portion of heat out of the composite skin away from the heat sensitive material.

Abstract: A method of restoring a suspension of a hard disk drive includes detaching a slider, which is mounted on a tongue portion of the suspension via an adhesive, from the suspension, measuring a thickness of the adhesive in a cleaning area of the tongue portion, specifying a first residual area in which the thickness of the adhesive exceeds a threshold value, irradiating a first irradiation area including the first residual area locally with a first laser beam, and irradiating the cleaning area entirely with a second laser beam.

Abstract: A method for repairing aircraft window laminates in which two plies have become separated to create a void, and wherein moisture may have entered through an edge of the window laminate and into the void. The method includes the steps of: placing the window laminate in a vacuum bag and inserting the vacuum bag containing the window laminate into an oven or autoclave for a minimum of ten minutes at a minimum temperature of 120 degrees Fahrenheit to remove the moisture between the plies; removing the vacuum bag and window laminate from the oven, and removing the window from the vacuum bag; forcing a needle on a syringe through the edge of the window laminate in the area of the void; and injecting an adhesive in the syringe into the void to fill the void with the adhesive.

Abstract: A masonry wall is provided with a plurality of passageways. At least one reinforcement member is provided in each of the passageways. The reinforcement members include a first group of reinforcement members each having a centre line on the first side of a midplane of the wall and a second group of reinforcement members each having a centre line on the second side of the midplane. The passageways include slots that are open horizontally to the first side of the wall only. The second group of reinforcement members are arranged in passageways located spaced from the second wall surface opposite of the first wall surface. The reinforcement members in the passageways are each embedded in an adhesive substance bonded to the reinforcement members and to an inner surface of the passageway in which the reinforcement member is provided.

Abstract: A highly abrasion-resistant technical adhesive tape rolled into an adhesive tape roll includes a strip-shaped double-layer substrate with a pressure-sensitive adhesive coating on one side. The substrate includes a first fabric layer, and a second fabric layer firmly connected to each other over the entire surface by an adhesive connection layer. An adhesive tape of this type acts in a noise-damping manner and is easily processable both manually and by machine because the fabric of the first textile layer and the fabric of the second textile layer each have a basis weight of 50 g/m2 to 300 g/m2. The adhesive connection layer has a basis weight of 50 g/m2 to 300 g/m2. The adhesive tape has a thickness (D) of at least 0.5 mm. At least one tape edge has a pattern deviating from a straight line formed by a separating process.

Abstract: Within examples, a mandrel is configured to be inserted into a cavity defined by an interior wall of a structural member to support the structural member during processing. The mandrel includes a first bladder containing a material, the material being capable of exhibiting granular jamming when air is removed from the first bladder. The mandrel further includes a second bladder configured to expand and apply a force to the first bladder. Systems and methods that relate to the mandrel are also described within examples.

Abstract: A portable glass repair kit system and method, more particularly, for windshield repair for laminated glass and the like to provide an easy to use, highly portable, and economical glass repair kit. The glass repair kit does not require specialized equipment such as an injector, plugger device, suction cups, or require any additional tools or specialized knowledge of how to use the repair kit. The glass repair kit contains a resin which may be urged by a user through slight pressure after the glass repair kit is adhered over an impact point and any cracks thereby repairing a windshield in a more cost effective, time efficient, and user friendly way.

Abstract: A joint and a method of bonding a first member to a second member are disclosed. The joint includes a multi-layer adhesive material between the first member and the second member. The multi-layer adhesive material includes at least one adhesive material that is applied to one of the first member and the second member. The multi-layer adhesive material also includes a heating element for heating the at least one adhesive material and at least one permeable layer for allowing air to escape from between the first member and second member during heating of the at least one adhesive material.

Abstract: A wind turbine blade includes: a blade body extending from a blade root along a blade longitudinal direction toward a blade tip; and a metal strip provided to cover at least a leading edge at the blade tip side of the blade body so as to suppress erosion at the leading edge of the blade body.

Abstract: A method and structure are provided for implementing enhanced reworkable strain relief packaging for electronic component interconnects. A plurality of custom strain relief pads is provided with a component footprint wiring layout on a component carrier or a component. The custom strain relief pads are disposed at component body perimeter locations. A solder mask is applied around these pad locations to provide a constrained area for a fusible surface coating. A fusible surface coating material is applied in the to the custom strain relief pads in the constrained area and then soldering of components is performed. Then a structural adhesive material is applied to the custom strain relief pad locations.

Abstract: A multi-layered surface indentation concealment system having a body including a medial portion and a flexible peripheral margin extending outward of said medial portion. The body can be disposed to conceal a surface indentation in a surface, whereby the medial portion spans the surface indentation and the flexible peripheral margin secures about the surface indentation by application of a coat composition to the flexible peripheral margin.

Abstract: A method for repairing a component constructed in multiple layers from a layer composite material comprises a step of removing material of the layer composite material of the component in the region of damage to the component in order to form a scarfed cutout, such that a scarfed peripheral contour formed from a plurality of layers of the component is formed. Furthermore, fiber-reinforced plastic strips, which exhibit a curable plastic material in an uncured state, are applied in layers in the cutout in order to create a replacement-structure semifinished product that is complementary to and butts against the scarfed peripheral contour of the component. In a further step, the curable plastic material contained in the fiber-reinforced plastic strips is cured in order to create a replacement structure and for joining the replacement structure to the component.

Abstract: A method for repairing damage caused to a curved composite-material panel may include removal of a sector including through-thickness damage, installation of a patch performed from an exterior side of the panel, buildup of the void caused by removal of the sector, and installation of one or more composite repair plies.

Abstract: A method for producing a stack, includes the following steps: forming a first layer able to conduct electricity, forming a layer of interest on the first layer, the layer of interest comprising at least one free volume, forming at least one repairing element, each repairing element at least partially filling a free volume, called the free volume of interest, the repairing element comprising at least one insulating layer and leaving free an upper surface of the layer of interest opposite the first layer located outside of the at least one free volume, forming a second layer, able to conduct electricity, on the layer of interest, the second layer covering the repairing element and the free surface, the step of forming the repairing element comprising the following steps: forming, on the layer of interest, a layer that extends at least partially into the free volume of interest, covering at least one portion of the buffer layer located in the volume of interest with a filling layer, the buffer layer and the fill

Abstract: Provided are methods and apparatuses for processing objects by applying different forces and/or pressure levels to different portions of surfaces of these objects. An apparatus may include a flexible wall and a contact member. In some embodiments, the flexible wall forms a bladder such that the contact member is disposed inside the bladder. During operation, the flexible wall may be pressed against an object using a pressure differential across the wall (e.g., by pressurizing the bladder). This creates a first force acting on a first portion of the object surface. Furthermore, the contact member may be forced against the flexible wall and apply a second force to a second portion of the object surface through the wall. The second portion of the object surface may be a subset of the first portion or an entirely different portion.

Abstract: A system for forming material includes a housing including at least one wall defining an interior space. The housing is configured to contain a pressurized fluid in the interior space. The system also includes at least one tool configured to shape the material. The at least one tool is movable along a path from a first position external to the housing to a second position at least partially within the interior space. The system further includes a membrane extending at least partially in the path of the at least one tool.

Abstract: A moisture detecting bleeder material includes a fiberglass material and a moisture absorption indicator material. The moisture absorption indicator material undergoes a color change from a first color to a second color when exposed to moisture. The color change thermally irreversible a temperature of 450° F.

Abstract: There is provided a method for repairing or reinforcing a structure. The method includes the steps of: providing an adhesive sheet comprising an adhesive layer comprising at least a curable resin composition whose curing is promoted by irradiation with ionizing radiation and a curing aid which generates a basic substance by irradiation with ionizing radiation; attaching the adhesive sheet to a surface of the structure; and curing the adhesive layer of the adhesive sheet in a state where the adhesive layer is exposed.

Abstract: Methods of repairing a defect in a polymeric composite structure are provided. The methods include disposing a patch over a defect in a polymeric composite structure; disposing a textured sheet over the polymeric patch, applying pressure to the polymeric patch and the textured sheet; and heating the polymeric patch. The textured sheet has a surface texture that is a negative of a surface texture of the polymeric composite structure.

Abstract: A device for repairing pipelines comprises a sleeve adhered to a pipeline, said sleeve being made of a cured composite material in the form of a truncated cone with a cylindrical passage passing along an axis, the diameter of the passage being equal to the outer diameter of the pipeline being repaired, and a side wall, the inner surface of the side wall corresponding to the outer surface of the sleeve, wherein the side wall is made of a cured composite material. The invention provides improvement of performance reliability of the repaired pipeline.

Abstract: A method of manufacturing a substrate integrated gasket that includes applying an adhesive agent onto a surface of the substrate in a pattern that corresponds to a configuration of the substrate integrated gasket, wherein the pattern of the adhesive agent includes a first section having dimensions that correspond to a length and width of substrate integrated gasket, a plurality of second sections that extend away from the first section, and third sections that do not include the adhesive agent. The third sections that do not include the adhesive agent define a passageway between a mold cavity to an exterior of the mold that is configured to expel a gas from the mold cavity during injection of a molding material into the mold cavity.

Abstract: An applicator assembly for gel-based product and method of use that includes a housing enclosing a pump with a handle extending from the housing. The handle holds a flush mounted trigger assembly that operates the pump. Product is drawn from an external cartridge by vacuum. A movable plug maintains product structural integrity as product is withdrawn from the cartridge.

Abstract: Cellulose cyanoacrylate is employed to bond two surfaces, fill voids or duplicate the shape of a three-dimensional object, Two surfaces may be bonded by placing a sheet of cellulose material between the surfaces and applying cyanoacrylate glue around the edge of the sheet until saturated and allowing it to cure. Paper toweling may favorably be employed as the cellulose material. A break or fracture in an article can be overlaid with a sheet of cellulose that when saturated with cyanoacrylate glue and temporarily held in place and shaped with a releasable film, the fracture can be corrected. A dry powder comprising highly abrasion-resistant particles can be mixed with the cellulose material to enhance abrasion resistance and to improve long-term color stability—especially important for dental cavity treatment. To duplicate the shape of a three-dimensional object, a sheet of releasable film is placed over the object, followed by a sheet of cellulose that is then saturated with cyanoacrylate glue.

Abstract: The present invention relates to a process for detaching a component from an electronic assembly. In particular, the present invention relates to a process for detaching a component bonded with a liquid optically clear adhesive (LOCA) in a display module by using electromagnetic radiation (EMR).

Abstract: Disclosed herein is a method of bonding a first part to a second part to form an assembly. The method includes positioning a plurality of adhesive spacers between the first part and the second part. Each adhesive spacer is made of a first curable adhesive in a cured state. The method further includes positioning at least one adhesive layer between the plurality of adhesive spacers and the first part and between the plurality of adhesive spacers and the second part. Each adhesive layer is made of the same first curable adhesive as the plurality of adhesive spacers, but in a non-cured state. The method further includes with the plurality of adhesive spacers between the first part, the second part, and the adhesive layers, curing the first part, the second part, and the adhesive layers.

Abstract: A drywall tape including a fiber matrix having a first side and an opposing second side; a sandable coating on at least a portion of the first side of the fiber matrix, wherein the sandable coating is a first color; and, an adhesive element on at least a portion of the second side of the fiber matrix. Additionally, a system for preventing oversanding of surfaces including a matrix having a first side and an opposing second side; and, at least one sandable coating on at least a portion of the first side of the flexible matrix, wherein the sandable coating is a different color than the color of joint compound when dried.

Abstract: Aspects of the disclosure are directed to a system that includes a boot configured to attach to a chevron of an aircraft nacelle, and an attachment mechanism configured to attach the boot and the chevron. In some embodiments, a boot includes a first surface and a second surface, where the surfaces are attached by inwardly tapering sidewalls that form an opening that is configured to surround a chevron of an aircraft nacelle. In some embodiments, a repair of a chevron on an exhaust nozzle of an aircraft engine includes placing a chevron-shaped boot with a pocket over at least a portion of a chevron structure on an exhaust nozzle of an aircraft engine, the pocket having a shape that generally conforms to an external surface of the chevron, covering the portion of the chevron structure with the boot, and fastening the boot to the chevron through at least one of bonding or mechanical fastening.

Abstract: A system and method for solid state metal plate repair is provided. A solid state metal plate repair system may comprise a drill, a cutter and a plug. The plug may be configured to fill a void created by the cutter. The plug may also be configured to create a metallurgical bond with the metal plate during a repair operation. The plug may also be configured to shear from the drill (e.g., drive motor) when an expected rise in torque indicates a sufficient bond has been achieved in the repair. The systems and methods described herein may be used on specialty alloys wherein other repair methods are undesirable.

Abstract: A method of manufacturing semiconductor modules includes providing a metal composite substrate including a metal foil attached to a metal layer, the metal foil being thinner than and comprising a different material than the metal layer, attaching a first surface of a plurality of semiconductor dies to the metal foil prior to structuring the metal foil, and encasing the semiconductor dies attached to the metal foil in an electrically insulating material. The metal layer and the metal foil are structured after the semiconductor dies are encased with the electrically insulating material so that surface regions of the electrically insulating material are devoid of the metal foil and the metal layer. The electrically insulating material is divided along the surface regions devoid of the metal foil and the metal layer to form individual modules.

Abstract: Provided is a process for producing an automotive glass with a member in a highly efficient and space-saving manner.

Abstract: Provided is a fixation device having a shaft rotatable about a longitudinal axis with a first cutter at a first, distal end; a guide body on the shaft shaped to taper outwardly towards the first end of the shaft; an elongate sleeve disposed surroundingly about the shaft; and a flareable end formation at a first, distal end of the elongate sleeve. The guide body and the flareable end formation urge the sleeve towards the first end over the guide body and flare the end formation outward from the shaft. A tensioning mechanism forms part of the fixation device and is associated with a second end of the sleeve and operable selectively to urge the shaft relative to the sleeve back towards the second end. An associated method of installing a fixation device into a substrate is also described.

Abstract: A method and structure are provided for implementing enhanced reworkable strain relief packaging for electronic component interconnects. A plurality of custom strain relief pads is provided with a component footprint wiring layout on a component carrier or a component. The custom strain relief pads are disposed at component body perimeter locations. A solder mask is applied around these pad locations to provide a constrained area for a fusible surface coating. A fusible surface coating material is applied in the to the custom strain relief pads in the constrained area and then soldering of components is performed. Then a structural adhesive material is applied to the custom strain relief pad locations.

Abstract: Drive device and a method for controlling the drive device so as to produce an actuation movement. The drive device includes at least one actuation element (25) consisting of a shape memory alloy, and at least one return actuation element (21) which counteracts the actuation movement of the at least one actuation element (25), the at least one actuation element (25) being received between two connection elements (17) that are separated from, and associated with, one another, and engaging with or being secured to each connection element (17), the connection elements (17) being kept at a distance from one another by the at least one actuation element (25) and the at least one return actuation element (21) positioned between them (17) and, as a result of the opposing directions of action thereof, the connection elements (17) being positioned in a defined initial length for controlling an actuation movement.

Abstract: A repairing method for a repaired composite material and a composite material using this method, which are capable of readily repairing, in a short time, a gap due to delamination generated between layers of completely hardened composite material. In the repairing method for composite material, a hole (4) is formed through the delamination (3) generated between layers (1a, 1b) of hardened composite material, and a joining member (6) is inserted into the hole (4) so as to join the delamination (3) generated between the layers (1a, 1b) of the hardened composite material.

Abstract: The present invention relates to a method for filling a gap (13) in the coating (5) of a pipeline coated with a coating, in particular a thermo-insulating coating. The method according to the invention comprises the steps of placing in the gap (13) a mixture of solid elements and a thermoplastic polymeric material in fluid state, and letting the thermoplastic polymeric material in fluid state solidify.

Abstract: This invention is intended to synthesize a multi-branched polymer, which has an uniform molecular chain lengths and is free from branch defects, without the need for purification. This invention is also intended to synthesize a polyfunctional radical polymerization initiator represented by Formula 1: wherein n is an integer of 1 or larger; Y is a polyfunctional unsaturated compound; R1 is a hydrocarbon group; R2 is a structure in which one molecule of a radically polymerizable unsaturated hydrocarbon compound is bound to R1 and the oxygen atom; X1 of B—X1 (boron-X1) bond is an alkoxy or phenyl group; and X2 of B—X2 (boron-X2) bond is an alkoxy or phenyl group.