Yazaki Corporation

Satoshi Enomoto

Masashi Nakamura

Akiyoshi Kanazawa

Tomokazu Kato

Masahiro Furukawa

Shinichi Tadokoro

Yoshio Shionome

Katsuyuki Iwasaki

Kazuki Kato

Naoki Ishizuka

An exterior material includes a bellows part that includes ridge parts annularly formed around a center axis along an axial direction and project toward one side in a radial direction intersecting the axial direction, and groove parts annularly formed around the center axis and are recessed toward another side in the radial direction, the ridge parts and the groove parts being alternately aligned along the axial direction, the bellows part being externally attached to a wiring material. The bellows part includes a first uneven region that has one first groove part and two first ridge parts, and a second uneven region that has one second groove part having an outer diameter relatively shorter than an inner diameter of the first groove part, and two second ridge parts having an outer diameter relatively shorter than an inner diameter of the first ridge part.

Exterior material, exterior material connecting body, wire harness, and method of manufacturing wire harness

A wire harness includes a wiring member, an exterior member through which the wiring member is inserted, and a protector that is fixed to a vehicle and holds the exterior member. The protector includes a holding member that holds the exterior member, a fixing member that is fixed to the vehicle, and a tubular member that is formed in a tubular shape and on which the holding member and the fixing member are disposed. At least one of the holding member or the fixing member includes a columnar structure that is formed in a columnar shape and is slidingly fittable into the tubular member.

Protector and wire harness

A wire harness manufacturing system includes a conduction inspection device configured to inspect a conductive state at a position of other end of each of a plurality of sub-harnesses in a state that one end of each of the plurality of sub-harnesses is connected to a control box, and an information writing device configured to write terminal information of the plurality of sub-harnesses in a box side storage portion of the control box.

Wire harness manufacturing system and wire harness manufacturing method

A power supply system includes a high voltage battery, a first DCDC converter connected to the high voltage battery, a low voltage lead battery configured to be charged from the high voltage battery via the first DCDC converter, a low voltage lithium battery connected to a low voltage power supply circuit, the low voltage lead battery, and a load, a second DCDC converter connected to the low voltage power supply circuit and disposed between the low voltage lead battery and the low voltage lithium battery, a bypass circuit connected to the low voltage power supply circuit to bypass the second DCDC converter, and a control device configured to watch the low voltage lithium battery and control on/off of a switch unit provided in the bypass circuit.

Power supply system, DCDC converter device, and charging method

A wire harness routing structure for a panel, includes: a panel member that includes a first surface and a second surface opposite to the first surface; and a wire harness that is routed to the panel member. The first surface has a harness accommodating groove that accommodates a harness main body of the wire harness, the harness accommodating groove being recessed toward the second surface. A resin cured portion that holds the harness main body is formed in the harness accommodating groove. The resin cured portion is formed by a resin with which a predetermined range of the harness accommodating groove is filled and which is cured.

Wire harness routing structure for panel, harness module, and wire harness routing method for panel

A wire harness includes: a harness main body. The harness main body includes a plurality of electric wires and a binding portion. The biding portion is configured to bind the plurality of electric wires. The binding portion is formed by a cured photocurable resin.

Wire harness, wire harness manufacturing method and wire harness manufacturing device

A method for manufacturing a wire harness includes: disposing a trunk harness, a branch harness and control boxes on a workbench and attaching the trunk harness and the branch harness to the control boxes; connecting the control boxes to an external device via the branch harness; and switching operation mode of at least one of the control boxes to an information writing mode for inputting information for operating the electric component to be connected to the branch harness into the at least one of the control boxes and then inputting the information from the external device into the at least one of the control boxes via the branch harness.

Wire harness manufacturing method and wire harness

An in-vehicle system includes a power supply box provided in a vehicle, and having a plurality of device connectors and a controller that supplies, to the plurality of device connectors, power received from a power supply, and a switch that switches between a cut off and a permission of power supplied to the plurality of device connectors in the power supply box. When power supplied to the device connectors is permitted by the switch, the controller performs a connection target validation process of identifying a type of a connection target device connected to each of the device connectors and a position of the device connector to which the connection target device is connected.

In-vehicle system

A wire harness includes some control boxes dispersedly arranged on the wire harness; a trunk harness connecting one of the control boxes to another of the control boxes; and a branch harness connecting the control boxes to the electric components. The control boxes are configured to be able to multiplex and demultiplex the communication signals. The trunk harness has a common internal wire structure separate from where the trunk harness is connected to the control box. At least one of the control boxes is integrated with a functional component to be a component module. The functional component is configured to be able to input and output information relating to at least one of the electric components.

Wire harness, component module for wire harness, and vehicle component

A circuit body for a vehicle is wired on a vehicle body of the vehicle for performing supply of electric power to an electrical component and communication of various communication signals with the electrical component. The circuit body includes: a plurality of control boxes separately disposed on the circuit body and capable of controlling input and output of at least one of the electric power and the communication signal; a trunk line harness connecting one of the plurality of control boxes and another of the plurality of control boxes; and a branch line harness connecting the control box and the electrical component. The trunk line harness includes a power line for transmitting electric power and a communication line for transmitting communication signals in a separated state. An end portion of the power line and an end portion of the communication line are connected to the control box.

Circuit body for vehicle and manufacturing method of circuit body for vehicle

A circuit body for a vehicle is wired on a vehicle body of the vehicle for performing supply of electric power to an electrical component and communication of various communication signals with the electrical component. The circuit body includes: a plurality of control boxes separately disposed on the circuit body and capable of controlling input and output of at least one of the electric power and the communication signal; a trunk line harness connecting one of the plurality of control boxes and another of the plurality of control boxes; and a branch line harness connecting the control box and the electrical component. The circuit body has a loop structure in which at least part of the plurality of control boxes are annularly connected via the trunk line harness.

Circuit body for vehicle

A circuit body for a vehicle includes: a plurality of control boxes capable of controlling input and output of at least one of electric power and a communication signal; a trunk line harness connecting one of the plurality of control boxes and another of the plurality of control boxes; and a branch line harness connecting the control box and the electrical component. The control box includes: a trunk line connecting portion to which the trunk line harness is connected; and a branch line connecting portion to which the branch line harness is connected. At least one of the trunk line connecting portion and the branch line connecting portion includes a plurality of connectors which are classified into a plurality of groups according to an allowable current amount and in which a plurality of the connectors classified into the same group have connection compatibility.

A circuit body for a vehicle includes: a plurality of control boxes dispersedly arranged on the circuit body; a trunk harness connecting one of the control boxes to another of the control boxes; and a branch harness connecting the control boxes to the electric component. The control boxes, the trunk harness and the branch harness are configured to ground a power circuit and a signal circuit through grounding routes different from each other. The power circuit supplies the electric power from a power source to the electric component through the control boxes. The signal circuit transmits a communication signal between the control boxes and the electric component and between one of the control boxes and another of the control boxes.

A circuit body for a vehicle is wired on a vehicle body of the vehicle for performing supply of electric power to an electrical component and communication of various communication signals with the electrical component. The circuit body includes: a plurality of control boxes separately disposed on the circuit body and capable of controlling input and output of at least one of the electric power and the communication signal; a trunk line harness connecting one of the plurality of control boxes and another of the plurality of control boxes; and a branch line harness connecting the control box and the electrical component. At least one of the plurality of control boxes is grounded via the electrical component connected to the branch line harness.

Growing community of inventors

Utsunomiya, Japan

Satoshi Enomoto