16results about "Cable conductor construction" patented technology

The invention relates to a high-temperature-resistant and radiation-resistant armored coaxial radio frequency cable, which comprises a copper core, a first stainless steel tube, a silicon dioxide micro powder layer, a second stainless steel tube, a copper tube and an outer shielding protection tube which are sequentially arranged from inside to outside, the silicon dioxide micro powder layer is filled in a gap between the first stainless steel tube and the second stainless steel tube, the copper tube wraps the second stainless steel tube, and the outer shielding protection tube wraps the copper tube. The armored coaxial radio frequency cable is small in outer diameter, has good radiation resistance, high temperature resistance and high signal transmission stability, and can meet the insulation requirements of high-temperature scenes such as nuclear power and the like.

The invention relates to a coaxial cable (1) for transmitting electric current in a high-voltage system of a motor vehicle comprising: - an inner conductor (2); - an outer conductor (4); - an inner insulating layer (3) arranged between the inner conductor (2) and the outer conductor (4); - and an insulating cable sheath (7); wherein the outer conductor (4) is designed to be able to transmit essentially the same electrical power as the inner conductor (2).In order to enable simplified contacting of the outer conductor (4), the invention provides that the individual wires of the outer conductor (4), viewed in a cross-sectional area of ​​the coaxial cable (1) normal to a cable axis (9) of the coaxial cable (1), are divided into at least three sector bundles (5), wherein the sector bundles (5) are dimensioned such that the inner conductor (2) is positioned eccentrically to the cable axis (9) in the cross-sectional area and wherein the inner conductor (2) and the sector bundles (5) of the outer conductor (4) are stranded together.

To provide a signal transmission cable whose transmission characteristics are not easy reduced when bent.SOLUTION: A signal transmission cable 1 comprising a conductor 2, an insulator 3 covering the circumference of the conductor 2, a shield layer 4 covering the circumference of the insulator 3, and a sheath 5 covering the circumference of the shield layer 4, wherein between the insulator 3 and the shield layer 4, a plating base layer 6 is provided so as to cover the circumference of the insulator 3, the shield layer 4 has a plating layer 41 formed so as to be in contact with an outer peripheral surface of the plating base layer 6 and so as to cover the plating base layer 6, and the surface roughness of the outer peripheral surface of the plating layer 41 is smaller than the surface roughness of an inner peripheral surface of the plating layer 41.SELECTED DRAWING: Figure 1

The present invention provides a coaxial cable and a cable assembly which are difficult to produce a reduction in shielding effect and are difficult to produce a sharp attenuation in a predetermined frequency band. A shield layer (4) of a coaxial cable (1) has a transversely-wound shield portion (41) which is formed by spirally winding a plurality of metal wires (411) having a plating layer (411b) on the outermost layer around an insulator (3), and a collectively-plated portion (42) which covers around the transversely-wound shield portion (41) and is formed by hot-dip plating, and a thickness of the collectively-plated portion (42) is 0.015 mm 2 or more and 0.300 mm 2 When element analysis is performed in any of the following analysis regions (51), an area of a region in which chlorine exists on the analysis region (51), that is, a chlorine-existing region (52) is 5% or less of an area of the analysis region (51).

A coaxial line with a circular inner conductor and a coaxially arranged circular outer conductor has multiple coaxial supports. Each support includes a body having an inner insulating section with an inner bore for the inner conductor and an outer conductive section radially around the inner insulating section. The outer conductive section is electrically connected to the outer conductor.

A hybrid cable may include at least one optical fiber disposed within a buffer layer, and two conductors concentrically formed around the buffer layer. An inner conductor having a first direct current resistance may be formed around the buffer layer. An outer conductor may then be coaxially arranged around the inner conductor, and the outer conductor may have a second direct current resistance equal to or less than the first direct current resistance. A dielectric layer may be posited between the inner and outer conductors, and a jacket may be formed around the outer conductor.

An electrical wire comprising at least one first electrical conductor, wherein the at least one first electrical conductor comprises at least one first conductor core and at least one first conductive layer directly surrounding the first conductor core, and wherein the first conductor core has a first electrical conductivity, and the first conductive layer has a second electrical conductivity, and wherein the second electrical conductivity is lower than the first electrical conductivity, and at least one first insulation surrounding the first electrical conductor.

comprising an electrical conductor, at least one first electrical conductor, wherein the at least one first electrical conductor comprises at least one first conductor core and at least one first conductive layer immediately surrounding the first conductor core, and wherein the first conductor core has a first electrical conductivity, and the first conductive layer has a second electrical conductivity, and wherein the second electrical conductivity is less than the first electrical conductivity, and at least one first insulation surrounding the first electrical conductor.

Provided is a cable that can be made lightweight, easily routed, and in which a metal wire that forms a shield layer is less likely to break even if the cable is bent. A cable (1) includes a cable core (3) having one or more electric wires (2), a shield layer (5) that covers the periphery of the cable core (3), and a sheath (6) that covers the periphery of the shield layer (5), and the shield layer (5) is formed of a braided shield that is formed by braiding a plurality of first metal wires (51) made of aluminum or an aluminum alloy and a plurality of second metal wires (52) made of copper or a copper alloy in a crisscross manner.

A polymeric material includes a polymer core having opposite first and second sides. The polymer core includes a pore that extends through the first and second sides of the polymer core such that the polymer core is porous. The polymeric material includes a first metallic layer extending on the first side of the polymer core, a second metallic layer extending on the second side of the polymer core, and a metallic link extending through the pore from the first metallic layer to the second metallic layer such that the metallic link provides an electrically conductive path between the first and second metallic layers.

A coaxial cable (100a) comprises a first conductor section (1) and a second conductor section (2). The first conductor section (1) has an interior space (V). The first conductor section (1) extends along a central axis (A). The first conductor section (1) comprises a first conductor segment (11) and a first insulating section (12). The first insulating section (12) covers a surface (11s) of the first conductor segment (11). A first through-hole (H1) is formed in a side face (20s) of the second conductor section (2) that surrounds the central axis (A). The first conductor section (1) is inserted into the interior space (V) through the first through-hole (H1).

Communication cable (1C), comprising: at least one signal line (10) comprising a pair of side-by-side insulated wires (11), each insulated wire (11) comprising a conductor (12) and an insulating sheath (13) enclosing the conductor (12); a shielding body (30) that encloses the at least one signal line (10); a casing (40) that encloses the shielding body (30) and has an outer shape with an approximately circular cross-section; and a high tensile strength fiber (50), where, if a direction along which the pair of insulated wires (11) is arranged side by side is defined as the lateral direction (a) and a direction which intersects the lateral direction is defined as the vertical direction (b), the high-tensile fiber (50) is arranged in the lateral direction (a) outside the at least one signal line (10) and runs along an axial direction of the at least one signal line (10), and the high tensile strength fiber (50) acts as a bending restriction element which restricts bending of the at least one signal line (10) in the lateral direction (a) compared to bending of the at least one signal line (10) in the vertical direction (b).

Electrical cables are disclosed can include at least one electrical conductor, an inner electrical insulator that surrounds the at least one electrical conductor, and an electrical shield disposed about the inner electrical insulator. The electrical cables can include an electrically conductive material disposed between adjacent layers of the electrical cable. In one example, an electrical coating can be disposed in the electrical shield, for instance, in regions of overlap. Flowable electrically conductive materials are also disclosed that can flow into gaps during operation of the electrical cable.

This coaxial cable comprises an inner conductor, an insulator covering an outer circumference of the inner conductor, an outer conductor covering an outer circumference of the insulator, and a sheath covering an outer circumference of the outer conductor, wherein: the inner conductor is a compressed conductor including a central wire and a plurality of outer circumferential wires surrounding the central wire; and the inner conductor has a compression ratio which, as a percentage, lies between 23.0% and 35.0% inclusive, calculated by means of formula (B) from a cross-sectional area S1, calculated by means of formula (A) from a diameter D of the central wire and a total number n of the central wire and the outer circumferential wires, and a cross-sectional area S2 of the compressed conductor, and where an outer diameter of the insulator is at least equal to 1.25 mm and less than 1.75 mm. (A): S1=n×π×0.25×D2 (B): Compression ratio=[1-S2 / S1]

The present application relates to a cable, which comprises a core wire, a first shielding layer covering the core wire, a second shielding layer covering the first shielding layer, and an outer sheath covering the second shielding layer, the first shielding layer covers the core wire longitudinally, the first shielding layer has at least two parts, different parts are spaced apart from each other to form adjacent parts, the second shielding layer comprises a plurality of parts, the plurality of parts of the second shielding layer cover the corresponding adjacent parts, and the width of each part of the second shielding layer is greater than the width of the corresponding adjacent part, so that when the cable is bent, each part of the second shielding layer can still cover and shield the corresponding adjacent part. The cable of the present application has good shielding effect and good bending resistance.