A wire harness unit including: a conduction path that conducts electricity between in-vehicle devices; and a cooling tube that cools the conduction path, wherein: the conduction path has a hollow tubular conductor having conductivity, and a first insulating layer covered by the tubular conductor, the cooling tube is configured to circulate a refrigerant therethrough and is separate from the tubular conductor, and the cooling tube passes through the first insulating layer.

The purpose of the present invention is to make it possible to easily attach an elastic water-stop member to a wiring member. The present invention is a wiring module (10) comprising a wiring member (20), and an elastic water-stop member (30) formed with a through-housing section (32) capable of housing a portion, in the longitudinal direction, of the wiring member, wherein the elastic water-stop member has a slit (36) formed from an outer peripheral portion thereof to the through-housing section, and the slit is kept closed in a state in which the portion in the longitudinal direction of the wiring member is housed in the through-housing section.

A composite cable is composed of a plurality of power supply wires, a plurality of signal wires, two or more of which are configured to be connected to a common terminal member, and a sheath provided to cover the plurality of power supply wires and the plurality of signal wires together. The two or more of the plurality of signal wires being configured to be connected to the common terminal member are provided adjacent to each other.

An assembling method for a multi-core cable having a plurality of electrical insulated wires is designed to connect one-end-portions of the electrical insulated wires to electrode patterns, respectively, of one circuit board, correspondingly connect other-end-portions of the electrical insulated wires to electrode patterns, respectively, of the other circuit board, compute intersection coefficients on one end side and the other of the cable, and iterate interchanging connecting destinations for the one-end-portions of the electrical insulated wires, correspondingly interchanging connecting destinations for the other-end-portions of the electrical insulated wires, and computing the intersection coefficients on the one end side and the other of the cable. The connecting destinations for the electrical insulated wires to the electrode patterns are determined in such a manner that a maximum intersection coefficient denoting either larger one of the respective intersection coefficients of the one end side and the other of the cable is made small.

A cover for a cable harness including: (i) a first layer comprising a first color; (ii) a second layer layered adjacent to the first layer, the second layer comprising a second color that is different than the first color; and (iii) an adhesive layer adhered to the first layer, at least a portion of the adhesive is not covered by the second layer. The first color can black, while the second color is white. The second layer comprises fibers that can be substantially free of dye. At least one of the first layer and the second layer can be polyethylene terephthalate. The cover can cover a plurality of cables of a cable harness. If wear forms a hole through the first layer, the second color of the second layer is visible from an environment external to the covered cable harness through the hole through the first layer.

A wire harness includes a cable constituted of a plurality of electric wires bundled together so as to include a plurality of cable ends and a plurality of connectors mounted one-to-one on the plurality of cable ends, wherein each of the plurality of connectors includes a connector terminal connected to an end of the electric wire, a tubular housing body accommodating the connector terminal, and a flange formed to project from an outer circumferential surface of the housing body. On a fitting side for fitting with a mating connector, the flange has a rugged shape that differs between the plurality of connectors.

A wire harness unit including: a conduction path that conducts electricity between in-vehicle devices; and a cooling tube that cools the conduction path, wherein: the conduction path has a hollow tubular conductor having conductivity, and a tubular first insulating layer covered by the tubular conductor, and the first insulating layer is the cooling tube and configured to circulate a cooling medium therethrough.

A wire harness unit including: a conduction path that conducts electricity between in-vehicle devices; and a cooling tube that cools the conduction path, wherein: the conduction path has a hollow tubular conductor having conductivity, and a tubular first insulating layer covered by the tubular conductor, and the first insulating layer is the cooling tube and configured to circulate a cooling medium therethrough.

The present disclosure provides an electric wire including: a plurality of conductors that have been twisted together; and an insulation coating that covers an outer circumference of the plurality of conductors, wherein the plurality of conductors include: a plurality of outer conductors that are arranged along an outermost circumference; and at least one inner conductor that is provided on an inner side of the plurality of outer conductors, the at least one inner conductor includes one or more first strands, the one or more first strands are copper wires, each copper wire including a tin-plating layer, each of the plurality of outer conductors includes one or more second strands, and the one or more second strands are copper wires, each copper wire not including a plating layer.

A switchable wire includes filaments, each of which includes a heat-activated material layer that may be indirectly heated to change its state between different states having different electrical conductivity. In an example embodiment the indirect heating may be electrically resistance heating by passing electrical current through an electrically-resistive core of the filament. The heat passing through an electrically-insulative coating around the core, and into a heat-activated material layer around the electrically-insulative coating. The heat-activated material may be a chalcogenide material that is shiftable between a crystalline electrically-conducting state and an amorphous electrically-insulating state. The state of the material may be controlled by controlling the heating profile through controlling heating in the core. Many such filaments may be twisted together to form a switchable wire. Such wires may be used in any of a variety of devices where switchable electrical conductivity is desired.