Abstract: A method of preparing a preformed fiber optic circuit for later termination to at least one fiber optic connector includes providing a substrate for supporting a plurality of optical fibers, the substrate including at least one layer of flexible foil, wherein the flexible foil may be formed from polyethylene terephthalate (PET) according to one example and peeling a layer including at least the optical fibers from the at least one layer of flexible foil.

Abstract: It is disclosed a process and an apparatus for manufacturing a figure of eight cable. An extrusion head has separate extrusion dies extruding in parallel a first and second outer sheath around a first and second core, respectively, so as to provide two separate cable elements having respective longitudinal axes laying in a first plane. While the outer sheaths are in a softened state, the cable elements are passed in parallel through a twisting die which causes their longitudinal axes to lay in a second plane forming a predetermined twisting angle with respect to the first plane. This twisting causes the outer sheaths to join together, thereby forming a figure of eight cable.

Abstract: A system, apparatus and method for thermal treatment of surface bonding optical is provided. An optical patch cord is surface bonded via thermal treatment with a tracer optical fiber which provides patch cord tracing in a bonding apparatus. During the process, the optical patch cord is also thermally treated to have the mechanical stress contained in its jacket relieved by rollers in the bonding apparatus to solve the patch cord shrink-back problem.

Abstract: The present disclosure relates to a hybrid cable having a jacket with a central portion positioned between left and right portions. The central portion contains at least one optical fiber and the left and right portions contain electrical conductors. The left and right portions can be manually torn from the central portion.

Abstract: A microcircuit deposition system incorporates a first printing engine for depositing a dielectric on a substrate. A microwire spooling machine houses a microwire spool and incorporates a tension guide to position a microwire trace onto the dielectric layer. A second printing engine trails the microwire spooling machine to deposit a covering dielectric layer over the microwire trace.

Abstract: A communication cable that has a reduced diameter while ensuring a required magnitude of characteristic impedance. The communication cable contains a twisted pair that contains a pair of insulated wires twisted with each other and a sheath covering the twisted pair. Each of the insulated wires contains a conductor that has a tensile strength of 400 MPa or higher and an insulation coating that covers the conductor. A gap G is formed between the sheath and the insulated wires constituting the twisted pair. The communication cable has a characteristic impedance of 100±10 ?.

Abstract: An electrical system having an underlying structure resembling the double helix most commonly associated with DNA is used to produce useful electromagnetic fields for health applications and/or medical applications.

Abstract: A round cable includes an internal cable formed by rolling a flat cable and an outer insulation jacket covering the outer side of the internal cable. The internal cable has several conductors, the internal cable includes several sector portions and a first connecting portion connecting every two adjacent sector portions, and the sector portions are stacked together one by one in a circumferential direction. The outer diameter of a round cable can be reduced, wire arrangement can be omitted before soldering, and production efficiency can be improved.

Abstract: Electrical conductors and processes for making and using same. In some examples, the electrical conductors can include an inner electrically conductive element, which can define a central longitudinal axis. A first polymer layer can be disposed circumferentially about the inner electrically conductive element. A plurality of electrical conductor segments can be disposed about the first polymer layer and spaced around the central longitudinal axis. A second polymer layer can be disposed between the electrical conductor segments. The second polymer layer and the electrical conductor segments together can define a substantially annular cross-sectional area and an outer perimeter surface. An electrical insulator can be disposed about the outer perimeter surface defined by the second polymer layer and the electrical conductor segments.

Abstract: A multi-layer printed circuit board (PCB) includes a laminate between a PCB heating core and a PCB signal core. The PCB heating core includes an electrically conductive resistive heating element upon a first core substrate. During a lamination cure PCB fabrication stage, a platen contacts the PCB and a power supply is electrically connected to the resistive heating element. The laminate is cured with heat transferred by the platen and heat from the resistive heating element. The PCB heating core may be located within an inner layer of the multi-layer PCB to normalize a thermal gradient across the multi-layer PCB that may otherwise occur during the laminate cure fabrication stage. As a result of the normalized thermal gradient, the degree of laminate cure and material characteristics of the cured laminate material are more consistent throughout the multi-layer PCB thickness.

Abstract: A cable connection structure for connecting a plurality of cables to an electrode provided on a substrate includes an extended portion that is provided integrally with the plurality of cables, extends from the plurality of cables, and covers at least a connection part between the plurality of cables and the electrode.

Abstract: An cable that is flexible and watertight by means of a metallic water resistant barrier has at least two protective layers 20, 30 of metal tape wound to a cable core 10 with small gaps 50 between each turn of the tape, and where each layer is displaced 50% relative to each other thus covering the gaps in the layers 20, 30, and where the gaps 50 are filled with a water resistant material.

Abstract: In general, aspects of this invention relate to electrical cables and, in particular, to a cable with electromagnetic and/or anti-ballistic shielding. According to one aspect, a cable may comprise: a conductor; a continuous metallic sheath surrounding the conductor; and a supplemental sheath layer surrounding the metallic sheath. According to another aspect, a cable may comprise: a conductor; an armor layer surrounding the conductor; a fabric layer surrounding the conductor; and a polymer layer surrounding the conductor. According to yet another aspect, a cable may comprise: a conductor; an inner synthetic strength member surrounding the conductor; a polymer compound positioned between the conductor and the inner synthetic strength member; a polymer layer surrounding the inner synthetic strength member; an armor layer surrounding the polymer layer; an outer synthetic strength member surrounding the armor layer; and a polyolefin layer surrounding the outer synthetic strength member.

Abstract: An electric wire structure keeps down the weight and improves the ease of routing, as well as allows an existing electric wire to be easily provided with measures against electromagnetic waves. The electric wire structure includes: a single or plurality of electric wires; a single or plurality of GND members which are disposed around the electric wires along the electric wires and are grounded at both ends; and a bundling member for directly bundling the electric wires and the GND members which are not covered integrally by a jacket.

Abstract: A multilayer coaxial cable includes high-voltage circuits that are coaxially disposed with each other. The high-voltage circuits include high-voltage conductors and high-voltage insulators that are disposed on the outside of the high-voltage conductors. In addition, the multilayer coaxial cable includes a conductive shield member that is coaxially disposed on the outside of the high-voltage circuits, and an insulating coating member that is coaxially disposed on the outside of the shield member.

Abstract: A wire harness is provided with an electrically conductive path, a tubular sheath member which accommodates the electrically conductive path in an inner part, and a sheet member positioned between at least a part of a circumferential direction of the electrically conductive path and an inner peripheral surface of the sheath member. The sheet member may be wound on the electrically conductive path so as to cover an entire area in the circumferential direction. The sheet member may be intermittently arranged in an axial direction of a tube of the sheath member.

Abstract: Methods and/or apparatuses having a conduit with at least one length of conductive metal wire therein along with a length of non-conductive wire therein. The length of non-conductive wire includes a heat-expandable firestop insulator material. Upon reaching a pre-defined temperature corresponding to that of a fire, the non-conductive wire expands to fill a length of the conduit. Alternatively, the firestop insulator material may be disposed in the void within the conduit that exists outside of the conductors. The expansion of the material prevents the spread of fire along the length of the conduit.

Abstract: An electric cable includes a wire section that includes an electric wire including a conductor and a braided shield layer covering an outer periphery of the conductor and including a plurality of metal wires braided, and a cylindrical outer layer section covering an outer periphery of the wire section and including a cylindrical sheath and a braided reinforcement layer that covers an inner surface of the sheath and includes a plurality of fibers braided. The wire section is arranged inside the cylindrical outer layer section. The outer layer section is constructed such that a permissible region is formed in the cylindrical outer layer section that allows a displacement of the wire section with respect to the outer layer section in a direction orthogonal to a length direction of the wire section.

Abstract: A flexible flat cable includes an insulating layer disposed through extrusion in vicinity of a plurality of conductors arrayed in parallel with each other. The insulating layer is composed of a vinyl chloride-based resin composition having a die swell ratio of 1.1 or more at a molding temperature during the extrusion. The molding temperature is between 150° C. to 200° C. with a linear rate of between 50 m/minute to 200 m/minute. A melt tension of the vinyl chloride-based resin composition is 0.02 N to 0.2 N.

Abstract: There is provided an articulated cable protection and guide apparatus that can securely and stably guide a large number of cables and can assure durability of articulated supporting members operating between straight and bending postures for a long period of time. The articulated cable protection and guide apparatus comprises articulated supporting members which can be easily cut and connected. Each of the articulated supporting members includes a large number of synthetic resin block bodies linked with each other. A plurality of flexible belt members includes tubular storing portions formed in parallel in a belt width direction.

Abstract: The present disclosure relates to a clamp sleeve for a bundled fiber cable. The clamp sleeve includes a first actuating arm, a second actuating arm, and a hinge connecting the first actuating arm and the second actuating arm. The first actuating arm includes a first protuberance, a second protuberance, and a third protuberance, such that a slot forms between each protuberance. The second actuating arm a fourth protuberance, a fifth protuberance, and a sixth protuberance with a slot formed between the fourth, fifth, and sixth protuberances.

Abstract: A wrapped stator coil for use in a generator. The wrapped stator coil includes an electrical conductor bar, a laminate tape structure, and a conductive structure. The laminate tape structure is disposed about the electrical conductor bar and includes an insulative first layer adjacent the conductor bar and a conductive second layer bonded to the first layer. The conductive structure includes a first end portion, an intermediate portion and a second end portion. The first end portion is in contact with the electrical conductor bar. The intermediate portion is in contact with the conductive second layer and is not in contact with the electrical conductor bar. The insulating layer is disposed about the conductive structure and the laminate tape.

Abstract: An extrusion head may be provided. The extrusion head may include an inner flow path, an outer flow path, and at least one sealant flow path. The inner flow path may be configured to direct a flow of an inner layer around a conductor. The outer flow path may be configured to direct a flow of an outer layer around the inner layer. The at least one sealant flow path may extend to a connecting point with the inner flow path and the outer flow path. The at least one sealant flow path may be configured to direct a sealant to fill at least one sealant channel region between the inner layer and the outer layer. The connection point may be configured to cause the flow of the inner layer and the flow of the outer layer to join before the sealant fills the at least one sealant channel region.

Abstract: An electrical apparatus according to the present disclosure comprises a molded device having a molded portion and being formed via an overmolding process. The electrical apparatus includes a wire set at least partially overmolded within the device, the wire set having an outer sheath surrounding a plurality of wires. The molded portion surrounds a portion of the wire set. The electrical apparatus further includes polyurethane bonding material occurring between the outer sheath and the molded portion. The polyurethane bonding material bonds at least a portion of the wire set to the molded portion during the overmolding process.

Abstract: An extrusion head may be provided. The extrusion head may include an inner flow path, an outer flow path, and at least one sealant flow path. The inner flow path may be configured to direct a flow of an inner layer around a conductor. The outer flow path may be configured to direct a flow of an outer layer around the inner layer. The at least one sealant flow path may extend to a connecting point with the inner flow path and the outer flow path. The at least one sealant flow path may be configured to direct a sealant to fill at least one sealant channel region between the inner layer and the outer layer. The connection point may be configured to cause the flow of the inner layer and the flow of the outer layer to join before the sealant fills the at least one sealant channel region.

Abstract: A method of producing a flexible circuit according to an embodiment herein include supplying a substrate layer film and supplying a cover layer film. A conductive ink is printed on at least a portion of the substrate layer film using an ink jet printing technique. The cover layer film is then laminated over the substrate layer film to provide the flexible circuit. Of course, many alternatives, variations, and modifications are possible without departing from this embodiment.

Abstract: A method of continuously forming heated conduit includes performing a tape for winding onto a spiral pipeline former. At least one conductor is positioned adjacent to the centreline of and parallel with a thin polymer ribbon. The ribbon is folded in half to encapsulate the conductors. The folded ribbon is thermally welded to itself, The folded, welded, ribbon is passed through a creaser, which forms a crease midway across the folded ribbon. The creased pre-formed ribbon is formed into a conduit in a continuous process on a spiral pipeline former.

Abstract: An electrical cable and a method for manufacturing the electrical cable are provided in which a plurality of insulated conductors have an inner protective layer extruded thereabout. A plurality of longitudinally extending ribs or fins or exterior ribbed or finned surfaces are formed outward of the inner protective layer between which exist a plurality of voids. An outer insulation layer and the self-sealing material can be formed sequentially or simultaneously in the same operation as the fins or ribbed surface and the inner layer or in a subsequent operation.

Abstract: A method for feeding wires through a braided shield, comprises steps of wrapping the ends of the wires with tape to create a plug end; inserting the plug end into a flexible tube that is mounted to an insert tool having a tapered end; feeding the insert tool through the braided shield to pull the wires through the braided shield; removing the plug end from the flexible tube; and unwrapping the tape from around the wires.

Abstract: An electrical cable of the present invention comprises a plurality of spaced, parallel flat conductors. Each of the plurality of flat conductors was previously integral with each immediately adjacent flat conductor. A dielectric material is holds the conductors in the spaced, parallel relationship. The dielectric material can be a polymer film, a nonwoven, or other polymer materials such as PTFE, or expanded PTFE. The cable of the present invention is made by providing first and second webs of dielectric materials and a third sheet of conductive material. The first and second web materials are bonded to the third sheet of conductive material in a face-to-face layered relationship thereby forming a bonded laminate. The bonded laminate is then incrementally stretched to separate the sheet of conductive material in to spaced, parallel flat conductors.

Abstract: A flat cable includes first and second insulator sheets, and a plurality of conductor elements arranged in parallel relation to one another over the length of the sheets. The first insulator sheet is provided with an adhesive layer. The conductor elements are interposed between the adhesive layer and the second insulator sheet. The first and second insulator sheets are first press-adhered under heat through the adhesive layer, and then bonded by an ultrasonic welding unit. The ultrasonic welding unit includes a horn for imparting ultrasonic oscillations, and an anvil placed in opposition to the horn. The first and second insulator sheets are bonded in the zones which extend along the length of the sheets and are located outside the loci where the conductor elements are arranged. The bonding is performed either continuously or in an intermittent manner. In a flat cable thus produced, the conductor elements embedded therein are efficiently prevented from mutual short-circuiting.

Abstract: A method for manufacturing a multipole assembly for use in mass spectrometers, residual gas analyzers, mass filters, ion containment apparatus and particle beam accelerators. A precision mandrel tool is utilized for positioning a plurality of electrode rods in position during the manufacturing process. The electrode rods are placed on the mandrel. At least one insulator is positioned about the mandrel-rod assembly such that the mandrel-rod assembly psses through the insulator. The rods are tightly clamped to the mandrel and adhesive is placed in a gap established between each rod and the insulator. The adhesive is cured such that it acts both as a rigid bond between the insulator and each rod, as well as a precision spacer for positioning each rod in a precision position after the mandrel is removed from the assembly.

Abstract: Triboelectric sensors which generate electrical signals in response to mechanical disturbances creating relative motion of conducting and dielectric components of the sensor are fabricated from thin metal foil which is plastic-coated on one side and which can be formed into elongated, cable-like sensors having a variety of other shapes and sizes. The foil encloses one or more wire-like inner electrical conductors which, may be sealed within the envelope formed by the outer foil by heat-sealing the plastic-coated foil. A technique similar to welding may be used in which electrodes are placed in contact with opposing faces of the metal foil and an electrical current is passed though the foil. Local heating of the foil and of the plastic coating near the point of contact of one or both electrodes can cause the plastic to melt and the opposing plastic faces to bond together.

Abstract: A method for forming a longitudinally water-tight section in a predetermined area of a multi-conductor wiring system. The multi-conductor wiring system has a plurality of individual conductors, each individual conductor being encased in an insulative sheath.

Abstract: A system for dividing a conduit (12) into a plurality of compartments (20-24) includes an insert (10) which is formed by attaching a plurality of layers of a pliant material (14-17) near their lateral edges (18). The insert can be formed with a cable (25), a rope (26) or a tape (27) pre-positioned between the layers (14-17) or the cable (25), rope (26) or tape (27) can be positioned in the respective compartments (20-22) after the insert (10) is installed in the conduit (12).

Abstract: A method of fixing a flexible electrical conductor, in which a plurality of flat conductors in which their connecting ends to be connected to another circuit are exposed are integrally covered with a resin-made cladding member, to a fixing portion for connection to the other circuit, comprises the steps of: placing the cladding member on this side of the connecting ends on the fixing portion; and welding together the cladding member on this side of the connecting ends and the fixing portion so as to fix the flexible electrical conductor to the fixing portion. As a result, even if an external force is applied to the flexible electrical conductor, the force is not applied directly to a connecting portion for connecting the connecting ends to connecting ends of the other circuit, thereby improving the electrical reliability in the connection.

Abstract: A cable exhibiting reduced crosstalk between transmission media includes a core having a profile with a shape which defines spaces or channels to maintain a spacing between transmission media in a finished cable. The core is formed of a conductive material to further reduce crosstalk. A method of producing a cable introduces a core as described above into the cable assembly and imparts a cable closing twist to the assembly.

Abstract: A flat electrical cable and a method of assembling a flat electrical cable is provided wherein the flat cable includes an upper layer having ribs protruding along its length and substantially parallel to one another, continuous substantially parallel and adjacent seams formed between and upper an lower insulator layer conductors between the upper and lower layer adjacent the seams and a pattern formed in the surface of the lower insulator layer. The present invention may have upper and lower polyester layers having copper conductors therebetween and the seams ultrasonically welded in order to provide flat electrical cable for various applications such as incorporation in an automobile clockspring.

Abstract: A method of making a flexible coaxial cable is provided. The method comprises advancing a cable core comprising a conductor and an expanded foam dielectric surrounding the conductor along a predetermined path of travel, directing an elongate strip of copper onto the advancing cable core and bending the copper strip into a generally cylindrical form so as to loosely encircle the core. Opposing longitudinal edges of the thus formed copper strip are then moved into abutting relation and a longitudinal weld is formed joining the abutting edges to thereby form an electrically and mechanically continuous tubular copper sheath loosely surrounding the cable core. The cable core and the surrounding sheath are simultaneously advanced while the tubular sheath is deformed into an oval configuration loosely surrounding the core. The longitudinal weld of the advancing sheath is then directed against a scarfing blade and weld flash from the sheath is scarfed from the sheath.

Abstract: Placing tables 28, film adhering tables 27 and connector mounting tables 24 are individually formed and rearranged so as to conform to a desired wiring path. A plurality of wires 11 are linearly placed in parallel with each other on each placing table 28, and a wire length adjusting tool 14 formed with steps 15 with a specified inclination is brought into contact with the wires 11 to push them down, thereby setting different loosened lengths for the respective wires 11. Films 12 are adhered to the linear portions of the wires 11 to hold the different loosened lengths unchanged.

Abstract: A method for taping together a plurality of wires to create a plurality of individual multiple wire harnesses includes first providing a number of wires, each wire having an end connected to any one of a plurality of end connectors. Then feeding tape to a taping mechanism and applying the tape to the wires along a direction perpendicular to the axes of the wires to form a single bound multiple wire harness. Finally, the bound multiple wire harness is cut into a plurality of individual multiple wire harnesses, each one including an end connector. An apparatus includes a tape feed and application mechanism for applying the tape to the wires along a direction perpendicular to the wires axes; and a tape cutting mechanism to form the plurality of multiple wire harnesses.

Abstract: In the method and the machine for manufacturing a bundle (33) of thread-like elements such as tubes or electric cables of finite length and including at least one junction point for a branch, and in which the elements of the bundle are covered by a tape (31) of thermofusible insulating material wrapped transversely about the bundle with the longitudinal edges (31a, 31b) of the tape being united by welding, two rows each comprising a plurality of wheels (9 to 14) for driving the bundle (33) and the tape (31) are provided, the wheels pressing against the tape, a V-shape being previously imparted to the tape by a guide situated upstream from the wheels, said rows of wheels defining between them a through path (18) for the bundle, the path being upwardly open and passing successively beneath a first horizontal guide (23) for folding down one of the sides of the V-shape against the bundle, beneath a nozzle (36) for blowing hot air into the angle formed between the folded-down side (31a) and the non-folded-down sid

Abstract: A high speed telecommunication cable includes at least one filler member having a plurality of twisted pair conductors disposed about the periphery thereof. Preferably, a plurality of twisted pair conductors are helically wound about each of two filler members and form a single layer about each filler member.

Abstract: A twin axial or parallel pair cable for high data rate differential signal transmission with extremely low skew. The cable has first and second plated electrical conductors which extend in substantially parallel relation to one another. Preferably the conductors are surrounded by first and second foamed fluoropolymer insulating dielectrics, respectively. The dielectrics and the conductors are surrounded by a braided metal shield of plated electrical conductors. The dielectrics insulate the conductors from each other and from the shield, and are sufficiently crush resistant to maintain the conductors in substantially parallel relation to one another over the length of the cable. The shield may be covered with an optional jacket.

Abstract: A cable assembly includes a number of insulated wires removably attached to a tearable backing. This construction allows the simultaneous termination of the wires since they are held in position for mass termination equipment and permits the free flow of air around and between the wires, in addition to ease of routing the wires, once the backing has been removed after termination of the wires.

Abstract: A resin-insulated cable includes electrical conductors arranged in parallel with each other, two insulating resin tapes coating the conductors and a porous insulating resin tape faced with one of the insulating resin tapes and having a printed surface which is in contact with the one of the insulating resin tapes.

Abstract: A process for obtaining a twisted pair electrical signal cable having conductors of equal physical length and equal signal transmitting properties by passing a parallel pair of adhered insulated conductors of equal length through a closely-fitting die and twisting the conductors into a twisted pair cable. The process applies to thermopolymer insulated and ePTFE insulated conductors.

Abstract: This invention relates to flat cables comprising a plurality of substantially parallel insulated conductors bonded to a polymeric substrate which has a melting point greater than 200.degree. C. and/or a thickness less than 2.5 mils (98 microns) and a method for the production of such cables.

Abstract: Ribbon cables have lower capacitance, higher impedance, and faster propagation velocities with microporous fibril thermoplastic dielectric insulation, because they have great amounts of air adjacent to the conductors and the improved electrical performance is due in part to the improved crush resistance. Crystallizable thermoplastic polymers having good fibril structure and crush resistance include polyolefins such as polypropylene and polymethylpentene. A layer of metal adhered to the dielectric insulation provides improved transmission line properties.

Abstract: An impervious cable connected electrical component assembly is provided wh includes an electrical component which has a conductive wire extending therefrom. An impervious container is provided which has an open top and a closed bottom. The electrical component is located within the container with its conductive wire extending out of and beyond the container's top. A cable is provided which has a conductive wire within an impervious sheath. A lengthwise portion of this wire is exposed. The conductive wire extending from the top of the container and the exposed conductive wire portion of the cable are electrically joined at a junction outside the container. An impervious sleeve is bonded to the cable sheath so as to hermetically seal the wire junction along the cable. The open top of the container and the sleeve are bonded to hermetically seal the electrical component.