Abstract: A rotor blade for a wind turbine includes a first blade segment and a second blade segment extending in opposite directions from a chord-wise joint. Each of the first and second blade segments includes at least one shell member defining an airfoil surface and an internal support structure. The first blade segment includes a beam structure extending lengthwise that structurally connects with the second blade segment. Further, the beam structure forms a portion of the internal support structure of the first blade segment. Moreover, the beam structure is formed, at least in part, of a first portion constructed of a first composite material and a second portion constructed of a different, second composite material. Further, the first and second portions are connected together via a scarf joint. In addition, the scarf joint includes a different, third composite material arranged between the first and second composite materials.

Abstract: A method of assembling a wind turbine blade from wind turbine blade elements is provided. The method comprises joining the elements via a taper joint around the whole circumference of the blade.

Abstract: A method for forming a décor on a substrate, including providing a substrate having a surface, forming at least one portion in the surface of the substrate having an extension in a plane situated lower than or above a plane of the surface of the substrate, and digital printing a décor on the surface of the substrate and on said at least one portion by a common print bar, wherein the décor is continuously extending over the surface of the substrate and said at least one portion. Also, a building panel and a set of building panels.

Abstract: An integrated heat shield which encloses a frame structure comprises a leading edge component, a left side component, a right side component, an optionally top component, an optional bottom component and an optional trailing edge subassembly, wherein the leading edge component and the left and right side components are directly, integrally co-cured on the frame structure while in a B-stage. The leading edge component and the left and right side components are shingle laminated to form ply angles to air flow. The leading edge component and the side components are scarf-jointed or step-jointed. The side components and trailing edge subassembly are also scarf jointed or step-jointed. The co-curing as well as the scarf or step joints makes the heat shield an integrated assembly. A method of manufacturing the integrated heat shield is further introduced.

Abstract: A trim cover for a seat includes: a high extensible skin material; and a low extensible skin material. A joint part of the edge portion of the high extensible skin material and the edge portion of the low extensible skin material has a plurality of highly extensible protrusions and a plurality of low extensible protrusions, the plurality of highly extensible protrusions and the plurality of low extensible protrusions are each formed in a sharp tapered shape and are arranged alternately in an extending direction of the joint part, and at least a part of a boundary line between the highly extensible protrusion and the low extensible protrusion, which are adjacent in the extending direction of the joint part, is deviated from a line segment formed by connecting respective tips of the highly extensible protrusion and the low extensible protrusion to the low extensible protrusion side.

Abstract: Methods for repairing composite cylindrical components are provided. One exemplary method for repairing a cylindrical component defining an axial direction, a radial direction, and a circumferential direction includes removing a damaged region of the cylindrical component. A flange extending from a cylindrical body of the cylindrical component is included in the damaged region. One or more arc segments that extend along the circumferential direction are connected with the existing cylindrical component. At least one of the arc segments includes a prefabricated flange. One or more plies are laid up to connect the arc segments with the existing cylindrical component to repair the damaged region of the cylindrical body and the prefabricated flange formed integrally with one of the arc segments replaces the damaged portion of the flange. Repaired cylindrical components are also provided.

Abstract: Disclosed is an anti-spillage structure arranged on two components which are connected together by vibration friction welding. The two components include a base plate, the anti-spillage structure is provided with a main welding rib and a material-blocking plate, the main welding rib and the material-blocking plate are arranged on the same component or the main welding rib and the material-blocking plate are respectively arranged on the two components. An auxiliary welding rib is arranged at the top end of the material-blocking plate, when the two components are welded to each other, the base plate, the main welding rib, the material-blocking plate and the auxiliary welding rib enclose a spillage cavity, such that the spillage of the main welding rib generated in the welding process is fully accommodated in the spillage cavity.

Abstract: A wind turbine blade comprising first and second adjacent blade sections arranged end to end along the length of the blade. Each section comprises an aerodynamic fairing and a spar. Each spar comprises a shear web extending across the fairing and a pair of spar caps, one at either end of the shear web. Each spar cap in the first section has a different cross-sectional shape and/or material from the respective spar cap in the second section and wherein the spar cap in the first section is joined to the respective spar cap in the second section via a connection piece. Each connection piece is a pre-cured component extending along the length of the blade from a first inclined end configured to connect to a first complimentary inclined end of a spar cap of the first blade section and a second inclined end.

Abstract: A printing apparatus is described comprising a photoconductor for receiving an electrostatic charge pattern corresponding to an image, and one or more developers for applying a colorant to the photoconductor representative of the image. The apparatus further comprises a transfer member for transferring the image from the photoconductor onto a substrate, wherein the transfer member has a substantially grounded potential.

Abstract: A floor panel includes a substrate and a top layer provided on the substrate. The top layer is composed of a print and a transparent thermoplastic layer having a thickness of 0.5 mm or less and being situated above said print. The floor panel, at least on two opposite edges, is provided with a straight or curved chamfer extending to below the global level of the print.

Abstract: A method for sealing surgical instruments, particularly reusable electric surgical instruments sterilized using an autoclave process, is disclosed. The method having the steps of providing at least two body shells having a runner system on the mating surfaces, aligning the body shells, securing the body shells in position relative to each other, inserting an injection device into the runner system, injecting an elastomer material from the injection device into the runner system, removing the injection device from the runner system, and curing the elastomer material. The elastomer material seals the housing chamber of the instrument. The elastomer material may bond the body shells together.

Abstract: An image forming apparatus includes a toner image holding member, a transfer unit, and a supply unit. The toner image holding member holds a toner image. The transfer unit transfers the toner image held by the toner image holding member to a recording medium. The supply unit supplies powder such that the powder is interposed between an end portion of the recording medium and the toner image holding member and/or the transfer unit if the recording medium includes an intermediate adhesive layer.

Abstract: This disclosure is directed to a boron reinforced composite structural member. The concepts and technologies illustrated in this disclosure are taught within the context of a boron reinforced aircraft keel. A boron reinforced composite structural member may be constructed of a structural member core and a surrounding structural member casing. In one embodiment, the structural member core includes alternating layers of boron fiber reinforced plies and layers of interior carbon fiber reinforced plies. The boron fiber reinforced plies are oriented in a longitudinal direction, and the interior carbon fiber reinforced plies are oriented diagonally, perpendicular, and parallel to the boron fiber reinforced plies. The structural member casing includes layers of exterior carbon fiber reinforced plies that substantially surround the structural member core.

Abstract: A composite structure comprises stacked sets of laminated fiber reinforced resin plies and metal sheets. Edges of the resin plies and metal sheets are interleaved to form a composite-to-metal joint connecting the resin plies with the metal sheets.

Abstract: A composite part includes a first composite section and a second composite section connected by a flexible section. The first composite section has a laminated structure including multiple layers of reinforcement material supported by a matrix material. The second composite section has a laminated structure including multiple layers of reinforcement material supported by a matrix material, and a flexible composite section joins the first composite section to the second composite section. The flexible composite includes multiple layers of a fabric material supported by a flexible elastomer. The multiple layers of the fabric material overlap with the first composite section and the second composite section by being layered in between at least a portion of the multiple layers of reinforcement material forming the laminated structures of the first composite section and the second composite section.

Abstract: The present invention provides a moulding material (100) comprising at least one dry fibrous reinforcement layer (102, 103) having a surface resin material (106) conjoined to a first surface thereo and a structural resin material (101) conjoined to a second surface thereof wherein the structural resin material is provided with a recess (107) which is free from resin and is located at the edge of the structural resin layer (101) and wherein the dry fibrous reinforcement layer (102, 103) provides a venting structure to allow entrapped air to pass out during processing. The material of the present invention can be used to form a composite which can be used as surface coating for large components such as wind turbines.

Abstract: A composite structure comprises stacked sets of laminated fiber reinforced resin plies and metal sheets. Edges of the resin plies and metal sheets are interleaved to form a composite-to-metal joint connecting the resin plies with the metal sheets.

Abstract: Honeycomb cores for use in aerospace applications include two honeycomb core sections operably joined at a splice joint, the splice joint defined by a foam adhesive that is sandwiched between a sheet of film adhesive. Methods of assembling honeycomb cores also are disclosed herein.

Abstract: Unitary films and laminates thereof are provided having at least first and second film segments which extend adjacent one another and are permanently joined together. The first and second film segments are joined at an interface, wherein at the interface a tip of the second segment overlaps the first segment in the cross-direction of the film. The film has a thickness “T” at the tip of the second segment, and the second segment has a thickness “t” at a distance T in the cross direction from the tip of the second segment. The ratio T/t is suitably greater than about 3. The unitary films and laminates thereof are well suited, for example, for use as outer covers in personal care articles.

Abstract: A X-Y plane is a plane parallel to abutting surfaces on which a joining portion is formed, and a Z direction is a direction perpendicular to the X-Y plane. A sealing member is held between the outer circumference side of a guide provided on a lid body and the inner circumference side of a rib provided on a case, and is pressed in a direction parallel to the X-Y plane. Laser light is scanned on the inner circumference side with respect to a ring-shaped pressurization jig with a stopper pressurized by the pressurization jig, so the pressurization jig does not break the path of the laser light. This expands the range of options in the material for the pressurization jig, which enables an easy-maintenance jig to be used, improving productivity.

Abstract: A composite reinforcement component for an aircraft or spacecraft, including a first element assembly aligned in a first extension plane, and a second element assembly aligned in a second, perpendicular, extension plane, the second element assembly intersecting the first element assembly at an intersection of the first and second extension planes. The first and second element assembly each have a pair of staggered comb components. Each comb component includes a base and a plurality of rectangular protrusions extending coplanar from the extension planes of the respective element assembly. The rectangular protrusions form comb teeth of one comb component which are overlapping with comb teeth of the other comb component of the pairs of comb components. The comb teeth of the first element assembly are offset along the intersection by a single comb tooth width with respect to the comb teeth of the second element assembly.

Abstract: There is provided a joint structure for a fiber reinforced resin and a metal. In the structure, multiple single elements are laminated such that the step-shaped structures are superposed in a thickness direction. Each element is constituted by a metallic material including a step-shaped structure having an end portion that gradually becomes thinner towards an end surface thereof so as to form a step-shaped joint surface, and a fiber reinforced plastic laminated such that an end portion thereof covers the step-shaped structure smoothly. A main welding portion is formed on an outer end of the metallic material by welding mating surfaces of adjacent metallic materials. A secondary welding portion is formed on the plastic side of the main welding portion on all the metallic materials by welding them in the thickness direction.

Abstract: There are provided a joint structure for a fiber reinforced resin and a metal, and a joining method for a fiber reinforced resin and a metal. In the joint structure, a plurality of single elements each constituted by a metallic material, which includes a step-shaped structure having an end portion that gradually becomes thinner in a direction of an end surface of the end portion so as to form the step-shaped joint surface, and a fiber reinforced plastic, which is laminated such that end portions thereof cover the step-shaped structure smoothly, are laminated such that the step-shaped structures are superposed in a thickness direction, whereupon the metallic material and the fiber reinforced plastic are adhered to each other and adjacent elements are joined to each other by superposed surfaces thereof. The metallic materials are then welded to each other.

Abstract: A touch panel frame structure is provided and includes a first frame including positioning grooves, a second frame covered by the first frame, a third frame, and an adhesive layer. The second frame includes first fixing portions located in the positioning grooves. The third frame includes a body portion, a supporting portion located on an inner edge of the body portion, and positioning boards. Each of the positioning boards is connected to the body portion and is coupled to one of the positioning grooves. Each of the positioning boards includes a plurality of second fixing portions. Each of the second fixing portions is fastened to one of the first fixing portions, such that each of the positioning boards is detachably fixed in one of the positioning grooves. The adhesive layer is located on the supporting portion to adhere a touch panel assembly.

Abstract: A form and force locking connection of special graphite parts is provided to form multi-part components, at which the joints/connection point has almost the same physical properties as the material surrounding the connection point. The form and force locking connection is achieved by the graphite parts being interlocked at the opposing front surfaces in a three-dimensional manner, so that one front surface of a first graphite part has the positive form of the interlocking and the front surface of a second opposing graphic part has the negative form of the interlocking, and the interlocking exclusively has evenly transitioned contours between side surfaces of the graphite parts.

Abstract: A floor panel in the form of a multilayer, rectangular laminate with a soft core (10) of plastic, a décor film (12) on the upper side of the core (10), a transparent finishing layer (14) and a transparent lacquer layer (16) applied on the finishing layer (16), as well as a back-pull layer (18) on the back of the core (10), with a lockable tongue and groove connection at least at two mutually opposite edges of the panel (20, 22).

Abstract: Disclosed are a prefabricated thermal insulating composite panel (1), an assembly thereof, a moulded panel and a concrete slab comprising the same, and a method and a mould profile (50) for prefabricating the same. The prefabricated composite thermal insulating panel (1) comprises: two reinforcing protective layers (7) of an inorganic noncombustible material, a core (9) formed by a thermal insulating material, a frame (2) with installation grooves (13) surrounding the core (9) and being secured onto the core (9), with the core (9) being placed between the two reinforcing protective layers (7).

Abstract: An injection molded article is provided having a junction surface where side end surfaces of two thermoplastic resin members are bonded by injection molding one of the members onto the side end surface of the other member, wherein directions (A) of respective junction line segments with respect to the normal line of a front surface or a back surface of one thermoplastic resin member are different and the direction (B) of a third junction line segment is inclined with respect to the normal line, or the directions (A) are the same in the first junction line segment and the second junction line segment and are different between the first junction line segment and the third junction line segment and the direction (B) is inclined with respect to the normal line.

Abstract: A composite structure comprises stacked sets of laminated fiber reinforced resin plies and metal sheets. Edges of the resin plies and metal sheets are interleaved to form a composite-to-metal joint connecting the resin plies with the metal sheets.

Abstract: The object of the present invention is to provide multi-ply platforms suitable for the manufacture of decorative panels and decorative panels incorporating such multi-ply platforms, which multi-ply platforms improve the resistance to deformation caused by changes in relative humidity and/or temperature of, or around, such decorative panels. This object is achieved by providing multi-ply platforms comprising a plurality of plies which are arranged so that the platform is substantially unbalanced around its central plane. The unbalanced platform is achieved by, arranging the plies such that at least two adjacent plies have substantially the same main grain direction and/or that two plies having substantially the same main grain direction are separated only by one or more neutral plies. These unbalanced platforms are intended to be bonded to a further ply to form a substantially balanced decorative panel.

Abstract: A sports arena pad with beveled sides to create overlapping beveled joints when the pads are releasably attached to an arena wall in a linear side-by-side configuration. The inner padding is made of two layers of foam. The first layer is a low-density foam panel attached to and covering a front surface of a substantially rigid backing panel. The second layer is a high-density foam panel attached to and covering a front surface of the low-density foam panel. The padding and much of the backing panel is covered with a weather-resistant fabric, preferably by wrapping. Releasable fasteners are attached to the rear of the backing panel for attaching to complimentary fasteners on the arena wall. Special pads with one beveled edge may be provided for end pieces.

Abstract: The invention relates to a method for making a structure with at least a first polymer layer and a second polymer layer, each made from a polycarbonate polymer based on bisphenol A, between the polymer layers a component being arranged, comprising the following steps: a) the component is arranged on the first polymer layer or placed in a depression of the first polymer layer, b) the first polymer layer is coated on the side, on which or in which the component is arranged, at least in the region of the component with a liquid preparation comprising a solvent or a mixture of solvents and a polycarbonate derivative based on a geminally disubstituted dihydroxydiphenyl cycloalkane, c) optionally a drying step is made after step b), d) after step b) or step c), the second polymer layer is placed on the first polymer layer, covering the component, e) the first polymer layer and the second polymer layer are laminated with each other under pressure, at a temperature from 120° C. to 180° C. and for a defined time.

Abstract: A dispenser part, such as a dispenser or a part of a dispenser, includes a first injection molded plastic component part having an associated first mating surface; a second injection molded plastic component part having an associated second mating surface; and a seam formed by the first mating surface and the second mating surface during injection molding for joining the first component part and the second component part to define a dispenser part. The resulting seam has a strength equal to or greater than the strength of at least one of the first and second molded plastic component parts.

Abstract: A matched rail and stile router bit set is constructed and arranged with cutting edge geometries which create radiused edges for the stile workpiece and at least one corresponding radiused recess in the rail workpiece.

Abstract: A method of assembling an exterior wall or roof structure of a building with a water-resistive barrier includes covering a surface of an inner sheathing member of a wall or roof structure with a series of partially overlapping courses of water-resistive sheet material. Each overlapping section of the courses of water-resistive sheet material is bonded together with a continuous strip of adhesive to form an air-tight seam. The strip of adhesive is carried integrally on the water-resistive sheet material thereby eliminating a need for separately applying construction tape to seal the seams. A water-resistive barrier and assembly of an exterior wall or roof assembly of a building is also provided.

Abstract: A composite structure comprises stacked sets of laminated fiber reinforced resin plies and metal sheets. Edges of the resin plies and metal sheets are interleaved to form a composite-to-metal joint connecting the resin plies with the metal sheets.

Abstract: A floor panel includes a substrate and a top layer provided on the substrate. The top layer is composed of a print and a transparent thermoplastic layer having a thickness of 0.5 mm or less and is situated above the print. The floor panel, at least on two opposite edges, is provided with a straight or curved chamfer extending to below the global level of the print.

Abstract: A novel method and set of structures for performing resistive implant welding of two plastic components to form an assembly. A first one of the components to be welded includes a channel structure which receives the resistive implant and maintains it in a desired position until the welding operation is performed. The second component to be welded includes a complementary structure including a land which is sized to engage the channel structure and captive resistive implant on the first component. The two components are pre-weld positioned with the land in the channel structure and the positioned components are then placed in a press which exerts a pre-selected pressure on the interface between the channel and the land. Next, a pre-selected electric current is passed through the resistive implant to heat it and to bring the plastic material of the channel structure and the land to their molten points, where they intermingle through the resistive implant.

Abstract: The invention relates to a structural component for an aircraft or spacecraft, comprising a component core extended across a component area, a first and second cover layer, which are formed on two opposite bounding surfaces of the component core and extend across the component area, a plurality of braces, which are distributed across the component area and connect the first and second cover layers to each other through the component core, and a stiffening belt, which extends between the cover layers along a stiffening line that extends substantially parallel to the component area.

Abstract: A wrapping tape for automatically circumferentially wrapping an axially extending article, in particular a cable or a cable loom, the tape suitable for wrapping around the article and then tautened and joined to itself in an overlapping manner by a joining tool. The wrapping tape comprises a core with a contact area, which is designed to rest on the article; and tabs protruding laterally from the core. A tab forms such an angle with the contact area that the joining tool can engage behind the tab when the tape is wrapped tightly around the article, and without the tool engaging behind the contact area, while tabs of overlapping tape portions are joined to one another.

Abstract: An injection molded article is provided having a junction surface where side end surfaces of two thermoplastic resin members are bonded by injection molding one of the members onto the side end surface of the other member, wherein directions (A) of respective junction line segments with respect to the normal line of a front surface or a back surface of one thermoplastic resin member are different and the direction (B) of a third junction line segment is inclined with respect to the normal line, or the directions (A) are the same in the first junction line segment and the second junction line segment and are different between the first junction line segment and the third junction line segment and the direction (B) is inclined with respect to the normal line.

Abstract: A three piece component (1, 51) comprising a main body (5, 50) having two stiles (3, 65) and at least one panel member (4, 56) intermediate and integrally formed with the two stiles (3, 65). At least one end of the main body (5, 50) defines an opening (6, 59) in the main body (5, 50) where the stiles (3, 65) extend beyond the panel member (4, 56) and at least one rail (2, 81) is formed for insertion into the opening (6, 59) at the end of the main body (5, 50).

Abstract: A flooring system comprising a carrying panel with edges, said edges being provided with means for joining. The carrying panel is further being provided with an upper side and a lower side. The flooring system comprises a plurality of panels where each panel is provided with an upper decorative surface. The flooring system comprises panels with at least two of decorative surfaces selected from the group consisting of: a thermosetting composite, a thermoplastic composite. an elastomeric foil, a thermoplastic foil, a metal sheet, a fabric, a mineral and a mineral composite.

Abstract: A flooring system comprising a carrying panel with edges, said edges being provided with means for joining. The carrying panel is further being provided with an upper side and a lower side. The flooring system comprises a plurality of panels where each panel is provided with an upper decorative surface. The flooring system comprises panels with at least two of decorative surface selected from the group consisting of a thermosetting composite, a thermoplastic composite, an elastomeric foil, a thermoplastic foil, a metal sheet, a fabric, a mineral and a mineral composite.

Abstract: A heat insulation material which is formed of a laminated body in which a plurality of plate-like bodies are stacked, can exhibit a heat insulation property, and is sufficiently eco-friendly. In each of the plate-like bodies, a plurality of rod-like foams, obtained by extrusion-foaming a foam material, are oriented in one direction to be fanned integrally with each other, and the plate-like bodies neighboring in the lamination direction are stacked so that an orientation direction of the foams of one plate-like body and an orientation direction of the foams of the other plate-like body are nearly perpendicular to each other.

Abstract: A composite structure such as a carbon-fiber surgical table width extender includes a fiber-resin composite body and outer surface protective elements. The protective elements are adhered to the body during curing of the body's thermosetting binding matrix at a given temperature and pressure. The protective elements can include stainless steel elements and thermosetting elements which can be deformably thermoplastic and non-liquid, and simultaneously thermoset at this same temperature and pressure.

Abstract: A repaired composite material component 24 comprises parent composite material 12, a primary region 14 of replacement composite material and a secondary region 26 of replacement composite material which has a greater tendency to debond under loading of the repaired composite material component 24 than the primary region 14.

Abstract: A method and system of manufacturing a panel, such as a vinyl floor tile, with one or more profiled edges, wherein the edge is moved along one or more machining tools to form the profiled edge wherein the panel is cooled at least in an area containing the edge, wherein the cooling takes place before and/or during machining of the edge. Covering element manufactured this way, comprising at least one profiled edge at least partly within a thermoplastic section, the edge being profiled to form a tongue-in-groove interlocking connection with a matching profiled edge of a corresponding covering element.

Abstract: Trim panel including a decoration layer having a decoration side provided with a decoration, a contact layer having a contact side structured and arranged for contact with a substrate, and an intermediate layer having a cell structure and being at least one of: connected one of indirectly or directly to the decoration layer and connected one of indirectly or directly to the contact layer. A connecting layer is produced from a wood material and formed in one piece with at least one connecting element formed on at least two opposing sides of the connector layer in the form of complementary tongue and groove connectors. Intermediate layer is one of: arranged on a side of connecting layer facing towards decoration layer or on a side of connecting layer facing towards contact layer, and is exposed on edges of trim panel running orthogonally to panel plane.

Abstract: The present invention relates to a tubular support coil for radial support of resiliently expanded tubing material, made from at least one extruded profile body wound into a plurality of windings, the end faces of the extruded profile body being connected to each other at least in portions in the longitudinal direction of the support coil and interlocked by a ratchet arrangement in the longitudinal direction and by a tongue and groove arrangement in a radial direction. To create an improved support coil, which is inexpensive to produce, reliably withstands exterior pressing forces and can easily be taken apart manually with low releasing forces and removed from the tubing material, it is proposed that the present invention has a rotation prevention means, through which adjacent windings are held secure against rotation.