Abstract: A contoured composite structure includes an axis of curvature and at least one curved leg. The structure is fabricated by laying up a flat stack of prepreg fiber plies each having non-zero degree fiber orientations relative to an axis of curvature, and laying up at least one prepreg fiber ply on the stack having a zero degree fiber orientation. Laying up the zero degree ply includes placing prepreg tows in segments arranged end-to-end on at least a portion of the stack. The stack is formed into a web and a curved leg.

Abstract: A method for manufacturing a carbon nanotube film, comprises providing a carbon nanotube array and a drawing tool, positioning the drawing tool close to the carbon nanotube array and selecting some carbon nanotubes of the carbon nanotube array, and drawing the selected carbon nanotubes away from the carbon nanotube array along a drawing direction at a drawing angle, thereby forming the carbon nanotube film. The drawing angle is an angle of inclination between the drawing direction and the growth direction. The drawing angle is less than or equal to 80 degrees.

Abstract: Structures and methods for joining composite fuselage sections and other panel assemblies together are disclosed herein. In one embodiment, a shell structure configured in accordance with the present invention includes a first panel portion positioned adjacent to a second panel portion. The first panel portion can include a first stiffener attached to a first composite skin, and the second panel portion can include a second stiffener attached to a second composite skin. The shell structure can further include a fitting extending across a first edge region of the first panel portion and a second edge region of the second panel portion. A first end portion of the fitting can be attached to the first stiffener and the first composite skin, and a second end portion of the fitting can be attached to a second stiffener and a second composite skin, to join the first panel portion to the second panel portion.

Abstract: A riveted union arrangement between parts of composite material in which, in the area of the union, at least one of the parts (11) is a strengthened directionally part whose lay-up comprises ply packets (13, 13?, 13?) with the optimum direction for carrying out the load transmission in the union inserted between at least one continuous ply (15) along said union area, where each of those ply packets (13, 13?, 13?) has a different length, so that said directionally strengthened part (11) be structured in the area of the union in stretches (17, 17?, 17?) with a different number of ply packets (13, 13?, 13?).

Abstract: A process for producing a crystalline substrate with an optical multi-layer system thereon and the crystalline substrate obtainable thereby. The process comprises the successive application of at least two free-flowing compositions which comprise nanoscale inorganic solid particles comprising at least one of a polymerizable and a polycondensable organic group to a surface of the crystalline substrate and the polymerization and/or polycondensation of the organic groups of the solid particles to form organically crosslinked layers on the substrate and a single-stage thermal consolidation of these layers with a burnout of organic constituents thereof. The at least two compositions give rise to layers with different refractive indices.

Abstract: A single crystal of magnesium fluoride having a large diameter and excellent optical properties such as internal transmittance and long term laser durability, and suited for use as optical elements for exposing apparatus. The single crystal of magnesium fluoride is of a cylindrical shape having a straight body portion of a diameter of not smaller than 10 cm, has an internal transmittance of at least 85%/cm at 120 nm and at least 98%/cm at 193 nm and has, desirably, an induced absorption of not larger than 0.0030 absorption/cm at 255 nm and, particularly desirably, not larger than 0.0010 absorption/cm. at 255 nm immediately after the irradiation with 2 million shorts of an ArF excimer laser of an energy density of 30 mJ/cm2 and 2000 Hz. The invention further provides an optical element for optical lithography comprising the single crystal and an optical member for vacuum ultraviolet ray transmission comprising the single crystal.

Abstract: A second mold is placed on a planar surface of a first mold to form a first mold cavity, which is filled with a first material slurry containing a first material powder and the molded slurry is caused to set, thereby forming a first molded part on the planar surface of the first mold. A third mold is placed on the planar surface of the first mold from which the second mold is removed and on which the first molded part is formed, thereby forming a second mold cavity. The second mold cavity is filled with a second material slurry which contains a second material powder different from the first material powder so as to mold the slurry in contact with the first molded part. The molded slurry is caused to set, thereby forming a second molded part on the planar surface of the first mold.

Abstract: A vehicle glass (10) comprises an outer glass plate (31) adjacent to the exterior of the vehicle, an inner glass plate (32) adjacent to the interior of the vehicle, and an intermediate film (33) that joins these glass plates. The outer glass plate is a bent glass plate formed by printing a black ceramic layer (14) on a face of a glass plate (13) adjacent to the interior of the vehicle, covering the black ceramic layer with a printed silver layer (12), and bending using a press-bending device. When a reflection color tone is obtained by measuring a portion at which the printed silver layer is printed from a side of the layer on which the glass palate lies, the chromatic coordinate b* in the CIE 1976 color system defined in JIS Z 8729 does not exceed six.

Abstract: A class of lightweight ballistic protection material and methods of forming such materials are disclosed. The material comprises a composite of polymeric material comprising high modulus resins and ceramic materials. The composite materials offer the advantage of being relatively easy to fabricate and lower in cost than competing materials. Body armor, blast protection panels and other articles comprising the new ballistic protection materials are also disclosed.

Abstract: Electronic devices are provided that have components. A housing protrusion may be interposed between a display cover layer and display components. A button may have a button member. A support structure for a dome switch in the button may have a screw hole. A housing may have screw holes through which a screw passes. The screw may also pass through the screw hole of the support structure to hold the switch structure near the button member. A clip may have a spring. A metal plate may prevent the clip from becoming worn by the spring. A display may be mounted on a ledge in a device housing. The ledge may have gaps with supports and removed corners.

Abstract: Methods for extracting strengthened glass substrates from glass sheets are described herein. In one embodiment, the method for extracting strengthened glass substrates from glass sheets comprises forming a plurality of channel segments in the glass sheet. The plurality of channel segments may extend through the thickness of the glass sheet and are separated by remnant glass webs connecting the glass substrate to the glass sheet. The plurality of channel segments extend around a perimeter of the glass substrate. Thereafter, the glass sheet is strengthened by ion-exchange. The glass substrate is then separated from the glass sheet by severing the glass substrate from the remnant glass webs.

Abstract: A penetration resistant composite comprises a substrate material comprising woven, layered or intertwined polarized strands of glass, polyamide, polyphenylene sulfide, carbon or graphite fibers, a salt, oxide, hydroxide or hydride of a metal selected from the group consisting of alkali metal, alkaline earth metal, transition metal, zinc, cadmium, tin, aluminum, double metal salts and/or mixtures of two or more thereof or a metal hydride polar bonded on the surface of said fibers and/or strands of fibers at a concentration of at least about 0.3 grams/cc of open substrate material volume, and a substantially water impermeable coating thereon.

Abstract: A stringer comprises a base portion and first and second webs extending outwardly from the base portion. The orientation of at least one of the first and second webs may transition from a first angle to a second angle within an angle transition zone.

Abstract: A glazing element-bending process including first to fourth stages. The first stage bends the glazing element through gravitational depression on a first support providing it with a first central depression. The second stage continues the bending of the glazing element through gravitational depression on a second support, providing it with a second central depression more pronounced than the first and until such time as the whole periphery of the glazing element enters into contact with the second support, the glazing element being at a sufficiently high temperature to enable its central part to continue to sag following contact of the whole of the periphery. The third stage continues the bending of the glazing element through gravitational depression, providing it with a third central depression more pronounced than the second, the periphery being always in contact with the second support. The fourth stage halts the depression of the glazing element by cooling and gives it the desired final shape.

Abstract: Disclosed is a shapeable layer of a gel adhesive polymer for securing a device to a flat surface, the adhesive gel having a body member defining a first surface for placement adjacent the flat surface and a second non-flat surface for placement against the device, wherein the adhesive gel may be made from thermoplastic rubber, plasticizer oil, and tackifying resin, or a combination thereof. In one embodiment, the second surface of the adhesive gel body member may be corrugated or regular. In another embodiment, the non-flat surface of the device member may be corrugated or regular.

Abstract: A method for the production of an arc-shaped glass or glass-ceramic molded part is provided, whereby a green glass blank is brought to a temperature state in which its viscosity makes forming possible and the green glass blank is pressed onto shaped on an arc-shaped supporting surface of a mold by at least one moveable lower holder so as to produce a glass or glass-ceramic molded part with an arc-shaped region that spans an angle greater than 180°.

Abstract: The subject invention provides an optical film comprising a substrate and a resin coating having a convex-concave structure on at least one surface of the substrate, wherein said resin coating comprises a plurality of organic particles and a binder, the organic particles being formed from a polyacrylate resin which comprises at least one multi-functional acrylate monomer as polymerization units, and said multi-functional acrylate monomer is in an amount from 30 wt % to 70 wt % based on the total weight of the monomers, and wherein the organic particles have a single mean particle size, the particle size distribution of the organic particles ranges within about ±30% of the mean particle size, and the organic particles are in an amount from about 110 to about 360 parts by weight per 100 parts by weight of the solids content of the binder.

Abstract: A fiber reinforced core panel having natural contour contains a series of adjacent low density strips where the longitudinal axes of the low density strips are substantially parallel. The major face of each strip is disposed within the first or second side of the core panel. The core panel also contains a continuous fibrous reinforcement sheet which is threaded through the low density strips such that the fibrous reinforcement sheet is disposed between adjacent strips and adjacent to the major faces of the low density strips. The fiber reinforced core panel contains a natural contour in the direction perpendicular to the longitudinal axes of the low density strips, a natural contour in the direction parallel to the longitudinal axes of the low density strips, or a natural contour in both the directions parallel and perpendicular to the longitudinal axes of the low density strips.

Abstract: A manufacturing method of composite material member includes a step of shaping a laminate including laminated prepreg sheets along a mold. The laminate includes a first layer in which fibers are oriented in single direction. In the first layer, a first surface crossing the single direction and a second surface crossing the single direction are confronted each other such that the first surface and the second surface face each other. Since the fibers are discontinuous between the first surface and the second surface, the laminate is easily shaped and wrinkles are hard to be generated in a composite material member to be manufactured from the laminate.

Abstract: The subject of the invention is a glass sheet, the light transmission of which is greater than or equal to 89% for a thickness of 3.2 mm and the chemical composition of which comprises bismuth oxide in a weight content between 0.05 and 1%.

Abstract: Biolaminate composite assemblies are provided. Generally, the biolaminate composite assemblies may comprise one or more biolaminate layers and at least one biolaminate layer may comprise polylactic acid. In one embodiment, a biolaminate composite assembly is provided comprising one or more biolaminate layers wherein the biolaminate composite assembly is three-dimensionally formable over a rigid non-plastic substrate. At least one of the biolaminate layers comprises polylactic acid and a natural wax. In another embodiment, a method for forming a biolaminate composite assembly is provided.

Abstract: Gel cushioning elements may comprise a sheet of elastomeric gel. The sheet may be shaped and configured to define recesses aligned with and extending into corresponding protrusions. The protrusions are configured to buckle in response to a pressure greater than a threshold pressure. Methods of forming a gel cushioning element may comprise disposing elastomeric gel between two molds having elevated features to impart an alternating pattern to the elastomeric gel, and hardening the elastomeric gel to form a sheet defining a plurality of protrusions. Elevated features of one mold may face elevated features of the other mold, and each elevated feature of one mold may be adjacent an elevated feature of the other mold. A portion of the sheet may be configured to buckle in response to a pressure greater than a threshold pressure. A cushion may comprise a gel cushioning element and fabric bonded to the gel cushioning element.

Abstract: Described herein is a method of forming a seamless transfer member suitable for use with an image forming system. The method includes spray coating a UV curable polymer and conductive particles onto an inner surface of a rotating cylindrical mandrel. The UV curable polymer is cured with ultra violet energy. The cured UV polymer is removed from the cylindrical rotatable mandrel.

Abstract: A curved glass for a motor vehicle dashboard including a mechanism positioning the glass with respect to the dashboard of the vehicle and with respect to a reference point representing an upper observation point. A reference axis to be vertical when the glass is assembled on the vehicle includes the reference point. The glass includes a main portion having partially elliptical sections in vertical cross-sectional planes including the reference axis. Each of the elliptical sections has a first focus situated at the reference point of the glass.

Abstract: An anti-ligature fixture is provided to prevent the attachment of ligatures, thereby aiding in the prevention of suicide attempts by hanging. The fixture includes a sloped outer body and an inner body that extend above a surface. The fixture is affixed to the support surface such that there are no potential ligature points. The fixture is proportioned at specified critical angles and linear values and the inner body is formed such that components within the fixture do not protrude, thereby preventing potential ligature points. In one embodiment, the fixture is an anti-ligature dispenser with automatic dispensing means. In another embodiment, the fixture is an anti-ligature faucet with automatic discharge means.

Abstract: Optical and optoelectronic devices and methods of making same. Under one aspect, an optical device includes an integrated circuit an array of conductive regions; and an optically sensitive material over at least a portion of the integrated circuit and in electrical communication with at least one conductive region of the array of conductive regions. Under another aspect, a method of forming a nanocrystalline film includes fabricating a plurality of nanocrystals having a plurality of first ligands attached to their outer surfaces; exchanging the first ligands for second ligands of different chemical composition than the first ligands; forming a film of the ligand-exchanged nanocrystals; removing the second ligands; and fusing the cores of adjacent nanocrystals in the film to form an electrical network of fused nanocrystals.

Abstract: A one-piece extended dome having a spanning angle greater than 180 degrees. The dome is integrally formed of a Nano/Nano class Nanocomposite Optical Ceramic (NNOC) material. The extended dome comprises seamless first and second non-complementary geometric shapes, such as a first spherical geometry and a second conical or ogive geometry. The Nano/Nano class NNOC material comprises two or more different chemical phases (nanograins) dispersed in one another, each type having a sub-micron grain dimension in at least the direction of light transmission. The material is a true NNOC material in that all of the constituent elements have sub-micron grain dimensions, there is no host matrix.

Abstract: The present invention relates to lightweight components of hybrid design, also termed hybrid component or hollow-chamber lightweight component, composed of a parent body which is composed of surface-pretreated aluminium and which is reinforced by means of thermoplastics and is suitable for the transmission of high mechanical loads, where particular flow aids are added to the thermoplastic in order to improve its physical properties.

Abstract: Apparatus and methods for assembling an electronic device and components thereof are provided. The electronic device may include a housing and a cover inserted into an opening in the housing. The electronic device may also include a first assembly that may be inserted into the housing through a first end, and a second assembly that may be inserted into the housing through a second end. The electronic device may also include end cap assemblies. In some embodiments, the electronic device may include an input mechanism coupled to the housing and a plate coupled to the housing. In some embodiments, a connector of the electronic device may be mounted on a circuit board by inserting a fixture into the connector, mounting the connector to a portion of the circuit board, removing the fixture from the connector, and separating the portion of the circuit board from another portion of the circuit board.

Abstract: An alternating pattern gel cushioning device and methods for making the same. The gel pattern may be two- or three-dimensional. The devices may be zoned or stacked. The device may be made by a variety of methods including roller molding, open-face molding, injection molding, casting, extrusion, compression molding and other methods.

Abstract: A composite truss structure employs a sandwich-in-sandwich construction in which a composite fluted core is sandwiched between two facesheets, and at least one structural foam stiffener is sandwiched within the core or between the facesheets and/or the core.

Abstract: A method of manufacturing a razor head component that includes the steps of: providing a strip of material elongated along a first direction, the strip having first and second edges parallel with the first direction; having a first portion that includes a first edge, a second portion having a second edge, and an intermediate portion intermediate the first and second portions; bending the intermediate portion of a part of the strip about a bending axis parallel to the first direction; and fixing a razor blade onto the second portion of the part.

Abstract: The present invention provides biodegradable compositions, resins comprising the same, and composites thereof.

Abstract: A pre-stressed substrate for a photographic paper includes a base paper having a front surface and a back surface; a top pre-stress coat on the front surface, the top pre-stress coat including a first pre-stress mixture containing at least a first pigment, a first binding material including a first water soluble binder and a first water-dispersible binder; and a back pre-stress coat on the back surface, the back pre-stress coating including a second pre-stress mixture containing at least a second pigment, a second binding material including a second water soluble binder. The weight % of the first water soluble binder in the first binding material is less than the weight % of the second water soluble binder in the second binding material. The pre-stressed substrate has a predetermined degree of curvature toward the back surface and is capable of countering curling forces that occur when the pre-stressed substrate is used.

Abstract: In a laminated glass, a plastic film is sandwiched between two sheets of resin intermediate film, and an infrared reflective film is formed in the plastic film by alternatively laminating resin films of different refractive indexes. The plastic film on which the infrared reflective film is formed meets any of the following conditions: (A) thermal shrinkage of 0.5 to 3% in the 90 through 150° C. temperature range, (B) modulus of elasticity in the range of 30 through 2000 MPa in a temperature range of 90 through 150° C., and (C) a rate of elongation of the plastic film of 0.3% or less when 10N tensile force per 1 m width of the plastic film is exerted in the 90 through 150° C. temperature range. This laminated glass is a curved infrared ray reflective laminated glass, with high transmissivity to visible light, high reflectivity in the infrared ray region, excellent insulating effect, and will transmit various electromagnetic waves.

Abstract: The invention relates to a covered panel for a motor vehicle having a rigid substrate, a skin, and a layer of material connecting the skin to the rigid substrate, in which the skin is constituted of one first and one second skin section including a visual characteristic at the line where the two respective edges of the first and second section of the skin are joined. The panel is characterized in that the edge of the first section of skin extends beyond the visual characteristic, under the second section of skin, and in that the skin is provided, in the area of that visual characteristic with at least one line of decorative seams or stitching connecting the first and second sections of skin together. The invention also relates to a process to manufacture the type of panel.

Abstract: This invention relates to a folded core structure made from paper comprising 20-85 weight percent of carbon fiber floc. The carbon fibers have a non-circular cross sectional aspect ratio of at least 1.5:1. The paper has a fiber volume fraction of at least 35%. The arithmetic mean length of the carbon fibers is at least 0.5 mm. and length weighted mean length at least 0.9 mm.

Abstract: A fire protection element, in particular for cladding steel supports, ventilation or cable ducts, is provided with at least one plate formed as a corner member. The plate(s) has/have a gypsum core at least partly sheathed with a nonwoven glass fabric.

Abstract: Binding element for manufacturing a binding file, whereby this binding element is a semi-finished product out of which the binding file can be made, and whereby this binding element is a flat binding element consisting of a support which is formed of a central strip and two plates on either side of the strip, which support is provided with a covering provided over or around the support and which is provided with hotmelt glue on the outside extending on the outside surface on one side of the binding element and on the edges of the opposite side thereof.

Abstract: Thin sheets of magnetic material are subjected to a pressing process to stamp many sheets of core pieces, and caulking projections defined in the core pieces are caused to go into connecting through holes defined in the core pieces for connecting and laminating to produce a laminated core. In lower layer of the core pieces having the caulking projections arranged in different positions seeing in plan, at least two sheets of core pieces and other core pieces having the connecting through holes are provided. The caulking projections defined in the core pieces have projecting length of at least twice of thickness of the core pieces, and are fitted in the connecting through holes, so that upper and lower laminated core pieces are unified.

Abstract: A decorative member (1A) includes: a resin layer (2) having a front surface (2b) and a back surface (2a); and a reflective layer (3) formed on the back surface (2a) of the resin layer (2). The back surface (2a) of the resin layer (2) includes a receding surface (21) formed therein. The receding surface recedes gradually toward the front surface (2b) to change a thickness of the resin layer (2). The receding surface (21) is curved continuously along at least one direction perpendicular to a thickness direction of the resin layer (2) so as to be convex toward the front surface (2b).

Abstract: A copolymer Tradenamed HexiLok is applied in the form of an ink as a decorative and protective outer covering to glassware and other tableware. It serves also as an adhesion coating to which a cross-linked ethylene acrylic acid copolymer is applied, to serve as a shock absorber and shard retention agent, in the event of breakage of the wares. The impact resistance of drinking glasses can be improved ten-fold with a 5 mil outer coating. The use of UV light as a curing agent in a 2-stage curing process, enables high production rates. The tough HexiLok ink serves to hermetically seal the decorated surface of the wares, enabling the use of non-FDA approved decorating agents.

Abstract: A door skin comprises an exterior side and an interior side for being secured to a frame member. First and second molded, spaced stiles lie on a first plane. A flat planar portion is disposed between the stiles and lies on a second plane spaced from the first plane. A first interface portion is disposed between and contiguous with the stiles and the flat planar portion. First and second integrally molded, spaced rails lie on a third plane, wherein the third plane is intermediate the first and second planes.

Abstract: An optically active material contains a mixture of Lanthanide ions and an optical scattering agent, where the optical scattering agent is selected to enhance magnetic dipole transitions from Lanthanide ions so as to modify emission spectra and/or tune the composite's effective permeability and permittivity.

Abstract: The present invention relates to a silicon substrate 10 for a solar battery, wherein the silicon substrate 10 comprises: a plurality of curves 13 constituted by concave parts 11 and convex parts 12 to absorb sunlight; and planes 14 connected to both edges of the curves to absorb sunlight and to be connected to other silicon substrates. Each of the curves 13 and each of the planes 14 have a thickness of 100 to 300 ?m, and each of the concave parts 11 or each of the convex parts 12 has a semi-circular shape. The curves 13 occupy 90% or more of the total area.

Abstract: A helmet system that enables a user of the helmet system to customize the helmet system according to personal taste, a task at hand, responsibilities within a tactical group (e.g., communications, command, etc.), and/or according to other parameters. The customization of the helmet system may include a customization of electronics modules carried on the helmet system that optionally provide communications, environment detection, health or biometrics monitoring, power, information transmission/reception, information processing, and/or other functionalities. The customization of the helmet system may include a customization of structural components that enable the user to balance the structural protection provided to the user against other considerations. The other considerations may include, for example, weight, form factor, comfort, and/or other considerations.

Abstract: The present invention provides a decorative film, a method for manufacturing thereof, and a decorative molding article. The decorative film includes a carrier layer, a release layer and a compound-material layer. The compound-material layer is compounded of at least two materials with different refractive index, thus the decorative film has a mat visible result of low glossy. The compound-material layer could be partially formed on the decorative film by using a shielding layer and an etching process. Thus, it has a visible result of glossy-bright-glossy. An ink layer with the manufacturing time could be omitted and cost is saved.

Abstract: A layered composite component 100, 200 is disclosed comprising a plurality of plies of reinforcement fibres embedded in a matrix material. The component comprises a fuse region 134, 144, 157, 233, 244 in which an initiating feature 180, 190, 155 is operable to initiate delamination of plies within the fuse region 134, 144, 157, 233, 244 such that the fuse region 134, 144, 157, 233, 244 delaminates above a predetermined load condition. The component 100, 200 is operable to transition from a rigid behaviour regime to a resilient behaviour regime on occurrence of delamination within the fuse region 134, 144, 157, 233, 244.

Abstract: Provided are conductive laminated assemblies and conductive assembly tapes that are used thereon. The conductive laminated assemblies include a conductive foil, a pressure sensitive adhesive, a conductive element as a part of the foil or in the pressure sensitive adhesive and a conductive substrate. The conductive substrate can be a photovoltaic or solar cell.

Abstract: Shaped waterproofing membranes having three-dimensional contours are useful for the “reverse tanking” waterproofing of detail areas such as those presented by “tiebacks,” pipes, pile caps, and other irregularities that occur on concrete formworks and other civil construction or building surfaces. A preferred method for making such membranes is to thermoform a membrane laminate, having a carrier support sheet, waterproofing adhesive, and optionally a protective coating layer, as a single unit.