Abstract: A solar cell lead includes a strip plate conductive material that a surface thereof is coated with solder plating. The coated solder plating includes a concavo-convex portion on a surface thereof and a 0.2% proof stress of not more than 90 MPa by a tensile test. The coated solder plating includes a hot-dip solder plating layer formed by supplying a molten solder on the surface of the strip plate conductive material. A plating temperature is set to be not higher than a liquidus-line temperature of the used solder plus 120° C., and an oxide film on a surface of the hot-dip solder plating layer is set to be not more than 7 nm in thickness.
Abstract: An electromagnetic coupler has a first conductor pattern and a second conductor pattern separated from the first conductor pattern that are formed in a first plane, a feeding pattern made of a conductor and being connected to a feeing system and a ground made of a conductor and being separated from the feeding pattern that are formed in a second plane, and linear conductors electrically connecting between the first conductor pattern and the feeding pattern, and between the second conductor pattern and the ground, respectively.
Abstract: An electric motor includes a stator including multiple phase windings wound around a plurality of teeth arranged in a circular pattern, and an annular bus ring arranged concentrically with the stator to supply drive current to the windings. The bus ring includes a metal conductor and a lead-out wire inserting portion for inserting a lead-out wire of the winding therethrough, the lead-out wire inserting portion being formed by bending the metal conductor. The lead-out wire inserting portion is crimped with the lead-out wire inserted therethrough such that the metal conductor is electrically connected to the lead-out wire.
Abstract: Provided are a thermosetting adhesive composition excellent in storage stability, reliability, and low-temperature adhesion properties; and a curl-resistant heat-resistant film and a wiring film obtained using the composition. The thermosetting adhesive composition includes 100 parts by weight of a phenoxy resin having a bisphenol S skeleton in the structure thereof; 5 to 30 parts by weight of a maleimide compound containing a plurality of maleimide groups in the structure thereof; and 3 to 20 vol % of an inorganic needle-like filler. The heat resistant adhesive film is obtained by applying the thermosetting adhesive composition onto a polyimide film, followed by drying. The wiring film is obtained by placing a conductor wiring layer on the heat resistant adhesive film.
Abstract: Provided are an adhesive composition with good storage stability, heat resistance, moisture resistance reliability, and adhesion properties; and a curl- and heat-resistant adhesive film and a wiring film using the adhesive composition. The adhesive composition contains 100 parts by weight of a phenoxy resin (A) having plural alcoholic hydroxyl groups in a side chain of the molecule thereof; 2 to 60 parts by weight of a polyfunctional isocyanate compound (B) having an isocyanate group and at least one functional group selected from vinyl, acrylate, and methacrylate groups in the molecule thereof; and 5 to 30 parts by weight of a maleimide compound (C) having plural maleimide groups in the molecule thereof or/and reaction product thereof, in which a total amount of the components (B) and (C) is from 7 to 60 parts by weight.
Abstract: A flexible flat cable includes a plurality of conductors arranged in parallel at predetermined intervals, an insulation layer provided on both surfaces of the conductors, a nonwoven fabric layer provided on an outer surface of the insulation layer, and a shield layer provided on an outer surface of the nonwoven fabric layer. The nonwoven fabric layer includes a nonwoven fabric having a plurality of recessed portions formed on a surface thereof, the recessed portion being enclosed by a pair of opposite long sides and a pair of opposite short sides.
Abstract: A cable harness has a wire group made of plural electric wires, connector terminals provided at both ends of the wire group, a braid sleeve provided around an outer periphery of the wire group, and ground connecting parts provided at both ends of the braid sleeve that are configured to be electrically connected to a ground part in an equipment. The braid sleeve includes a metallized high tension fiber.
Abstract: A flat cable includes a plurality of wires arranged in parallel, and a fibrous member woven between the plurality of wires in the arrangement direction of the plurality of wires. The plurality of wires each include an inner conductor including a filament and a plurality of conductors on an outer periphery of the filament, and an insulation on an outer periphery of the inner conductor. The fibrous member includes a polyurethane elastic fiber.
Abstract: A shielded flat cable includes a plurality of wires arranged in parallel, a fibrous member including a polyurethane elastic fiber and woven between the plurality of wires along the arrangement direction of the wires, and a shield layer including a conductive member that includes an adhesive layer on one surface thereof and covers an entire periphery of the plurality of wires such that the adhesive layer is in contact with the fibrous member.
Abstract: A flat cable includes a plurality of wires arranged in parallel, and a fibrous member woven into the plurality of wires in the arrangement direction of the plurality of wires. The fibrous member includes a polyurethane elastic fiber, and has an elongation of not less than 500% and not more than 900%, an elongation recovery rate of not less than 90% at a 300% elongation and an initial modulus of 5 to 30 cN/dtex for the 300% elongation.
Abstract: A differential signal cable for transmitting high-speed digital differential signals of several Gbit/s or more is provided to minimize characteristic impedance mismatch and to repress increase in the skew, or increase in disturbance due to differential-mode to common-mode conversion. A differential signal cable comprises two insulated wires arranged parallelly in a contact, each of said two insulated wires comprising a conductor and an insulator jacketing the conductor; a fusion layer provided on the surface of each of said two insulated wires; a drain wire placed longitudinally in a recess created in the interstice between said two insulated wires; and a shield tape lapping around said two insulated wires and said drain wire together, wherein a surface of said insulator of each of said two insulated wires is partially deformed so as to have a flat portion and said two insulated wires are fused each other at said flat portions.
Abstract: A combined optical and electrical interconnection module includes a flat cable comprising an optical transmission line and an electrical wire, and a printed circuit board including a light receiving module for receiving optical signals and/or a light sending module for sending optical signals and an optical waveguide for the optical signals to be transmitted therethrough or an optical block for bending the optical paths of the optical signals. The printed circuit board is electrically and optically connected to both ends or one end of the flat cable.
Abstract: A flexible flat cable includes a plurality of conductors arranged parallel at predetermined intervals, an insulation layer covering both sides of each of the plurality of conductors, a nonwoven fabric layer on an outer surface of the insulation layer, and a shield layer on an outer surface of the nonwoven fabric layer. The nonwoven fabric layer includes a nonwoven fabric including a layer including a first fiber thread with a predetermined outer diameter and a second fiber thread with an outer diameter larger than that of the first fiber thread. A basis weight of the nonwoven fabric is 50 to 90 g/m2.
Abstract: A flat cable includes a plurality of wires in parallel alignment, and a linear member disposed across the parallel alignment and woven between the plurality of wires. The linear member includes a fibrous member containing poly(trimethylene terephthalate) and a metal layer on a periphery of the fibrous member. A cable harness includes the flat cable, and a connecting terminal connected to an end of the flat cable.
Abstract: A solar cell lead wire includes a conductive material, and a solder plated layer on a periphery of the conductive material. The solder plated layer is formed flat by rolling. A method of manufacturing a solar cell lead wire includes feeding an elongate conductive material from a feed reel, the elongate conductive material including a rectangular conductor or a round conductor, soaking the conductive material in a molten solder in a molten solder plating bath, cooling the conductive material to have a plated wire with a solder plated layer formed on the conductive material, and winding the plated wire on a winding reel. The plated wire is formed flat by rolling after the solder plated layer of the plated wire is solidified by the cooling.
Abstract: A flexible flat cable includes a plurality of conductors, a nonwoven fabric layer provided on an outer surface of an insulation layer, and a shield layer provided on the nonwoven fabric layer. The nonwoven fabric layer includes a nonwoven fabric having a plurality of recessed portions formed on a surface thereof, the recessed portions being each enclosed by two opposite long sides and two opposite short sides, and the nonwoven fabric has an embossed shape which satisfies the following relation: 2d<b<2a<c where the long sides of the recessed portions are a[mm] in length, the short sides of the recessed portions are d[mm] in length, a center-to-center distance between the adjacent recessed portions parallel arranged in a direction of the short sides is c[mm], and a center-to-center distance between the adjacent recessed portions parallel arranged in a direction of the long sides is b[mm].
Abstract: An electromagnetic coupler includes a first plane, a plurality of conductive patterns formed on the first plane and spaced apart from each other, a second plane parallel to the first plane, a ground pattern formed on the second plane and connected to ground, a first linear conductor formed to have a length shorter than ¼ a wavelength equivalent to a frequency used, the first linear conductor being connected at one end to one conductive pattern of the plural conductive patterns, and fed between an other end of the first linear conductor and the ground pattern, and a plurality of second linear conductors formed to have a length shorter than ¼ the wavelength equivalent to the frequency used, one or more of the second linear conductors being formed for each of the plural conductive patterns, to connect each of the plural conductive patterns and the ground pattern.
Abstract: An antenna includes an antenna element to transmit or receive electromagnetic signals, and a ground conductor to be grounded. The antenna element includes two conductors arranged substantially parallel to each other, a power feed portion provided between one conductor of the two conductors and the ground conductor, and connected to a feed system, a shorting portion for electrically connecting an other conductor of the two conductors and the ground conductor, and a conductor connecting portion for electrically connecting the two conductors together. The distance between the two conductors is not more than 1/100 a wavelength equivalent to a minimum frequency of operating frequencies of the antenna.
Abstract: A method of manufacturing a porous ultraviolet curable resin coated wire includes (a) preparing an ultraviolet curable resin composition not including a hydrous water absorbent polymer, (b) preparing a hydrous water absorbent polymer-dispersed ultraviolet curable resin composition having a water content of 40% or more by preparing a water-swollen hydrous water absorbent polymer including a water absorbent polymer and water, and then dispersing the hydrous water absorbent polymer into the ultraviolet curable resin composition, (c) forming a two-layer structure on a metal wire by coating the metal wire with the ultraviolet curable resin composition not including the hydrous water absorbent polymer and the hydrous water absorbent polymer, and (d) performing a dehydration on the two-layer structure.
Abstract: A flat cable includes plurality of electric wires juxtaposed with each other and a fiber member woven along a juxtapositional direction of the electric wires to thread through a plurality of the electric wires. Each of the electric wires includes an outermost layer having a layer with an elongation of 20% or more and 100% or less and a tensile strength of 150 MPa or more.