Abstract: A grommet includes a main body having a ring-shaped water-stop portion inserted into a through-hole formed in an attachment panel for stopping water and a cylindrical portion that is provided to penetrate through an annular inner side of the water-stop portion and through which wiring materials are inserted and a pressing portion inserted into the annular inner side of the water-stop portion in the main body and pressing the water-stop portion against the inner edge of the through-hole. A wire harness includes the above-mentioned grommet and the wiring materials having conductivity.
Abstract: A grommet includes: a water stopping part with an annular shape; a first partition wall part and a second partition wall part that form closing parts disposed on one side and the other side, respectively, of the water stopping part in an axial direction; a tubular part and a tubular part provided penetrating centers of the first partition wall part and the second partition wall part, respectively, and allowing a wiring material to be inserted thereinto; and a plurality of slit parts that divide one of the tubular parts, that is, the tubular part and the second partition wall part provided with the tubular part continuously to the water stopping part.
Abstract: A terminal includes a conductor connecting part, a terminal connecting part, and a graphene film. When a first metal material and a third metal material forming a conductor of an electric wire have different ionization tendencies, the graphene film is provided to be arranged between a first surface and the conductor of the electric wire when the conductor of the electric wire is electrically connected to the conductor connecting part. When a second metal material and a fourth metal material forming a surface of an opposite terminal have different ionization tendencies, the graphene film is provided to be arranged between a second surface and the surface of the opposite terminal when the opposite terminal is electrically connected to the terminal connecting part.
Abstract: A connector includes: a casing that has a housing space, a through hole communicating the housing space with an external space, and an electric wire insertion hole, and that holds a connection terminal connected to a counterpart device; a wiring material that has a distal end part inserted into the housing space via the electric wire insertion hole and a conductor part exposed from a covering at the distal end part, the exposed conductor part being curved at a curved part and connected to the connection terminal; and a conductive voltage detection terminal that has a connection part connected to the exposed conductor part at a position closer to the covering than a curved part and a voltage detection part facing the through hole, and that is provided by branching from a conduction path between the connection terminal and the conductor part.
Abstract: A shielded connector includes a shielding shell, a connector housing, and an annular sealing member. The shielding shell has a tube portion and a flange portion formed at an end of the tube portion. The flange portion is fastened to a wall portion having a hole of a target object to which the shielded connector is fastened. The connector housing is covered with the tube portion and has an end portion projecting in an axial direction beyond the flange portion and inserted in the hole. The sealing member is sandwiched between the flange portion and the wall portion. The sealing member closely contacts with the wall portion by being compressed toward the wall portion and closely contacts with an outer surface of the connector housing by being compressed toward the outer surface.
Abstract: A lock mechanism includes: a lock portion that protrudes from a ceiling wall (wall portion) of a cover and has a locking claw provided on a tip side; a lock receiving portion provided in a case and formed with a locking hole; and a flexible deformation portion which is a portion of a predetermined range in the vicinity of the lock portion on the ceiling wall (wall portion) of the cover and has flexibility higher than a portion outside the predetermined range, and is bent such that the lock portion is tilted so that the locking claw gets over an edge of the locking hole when the locking claw is locked to the locking hole, and after the locking, biases the lock portion in a pulling direction that pulls the locking claw together with the locking hole by a restoring force of bending.
October 31, 2019
Date of Patent:
April 6, 2021
YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
Abstract: A vehicular circuit body includes: a trunk line that includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity, and that is routed in a vehicle body; a branch line that is connected to an accessory; and a plurality of control boxes that are disposed in a distribution manner along the trunk line, each having a control unit that distributes at least one of power from the power source line, supplied to the trunk line, and a signal from the communication line, to the branch line connected to the trunk line. The trunk line is formed of a routing material having at least one kind of conductor among a flat conductor, a round bar conductor, and a stranded wire.
Abstract: A bus bar holding structure includes a resin block main body, a first bus bar having a protruding portion, and a second bus bar. The resin block main body includes a bus bar assembling portion having a groove portion. The first bus bar and the second bus bar are accommodated in the bus bar assembling portion such that first side portions of the first bus bar and the second bus bar are located on a bottom side of the groove portion and second side portions of the first bus bar and the second bus bar are located on an opening side of the groove portion. The second bus bar is sandwiched between the second bus bar and a bottom of the groove portion when the first bus bar and the second bus bar are accommodated in the bus bar assembling portion.
Abstract: A communication system capable of shortening a setting time of an ID and reducing an incorrect setting is provided. A writing device sequentially transmits an ID of a plurality of slave devices after transmitting of the ID of a master device. The master device includes a plurality of semiconductor relays provided for each of the plurality of master slave devices for supplying power to the corresponding slave devices. The master device receives the ID of the master device from the writing device, and sets it as its own ID. The master device, every time the ID of the plurality of slave devices is received from the writing device after setting the ID of its own, turns on the semiconductor relays in order. The plurality of slave devices sets the ID received after power supply as its own ID.
Abstract: A protector includes a protector body to hold a wire member and a temporary holding unit to temporarily hold a connector provided to an end of the wire member. The temporary holding unit includes a first holding part engageable with the first portion of the flange of the connector, and a second holding part located remote from the first holding part and engageable with the second portion of the flange of the connector. With the temporary holding unit temporarily holding the connector, the first holding part and the second holding part are located in an area where the temporary holding unit and the flange overlap one over the other, when viewed from an insertion direction.
Abstract: An electric junction box unit includes an electric junction box, a bracket holding the electric junction box, and a holder assembled to the bracket. The bracket includes a plate-shaped back face portion facing the electric junction box, a plurality of holding portions which are erected from the back face portion along an assembly direction of the electric junction box and which hold the electric junction box, and an engaging recessed portion engaging with the holder in a state where the back face portion is sandwiched between the electric junction box and the holder. The engaging recessed portion includes a first recessed portion receiving a first engaging piece of the holder along a direction intersecting the assembly direction, and a second recessed portion receiving a second engaging piece of the holder along the assembly direction.
Abstract: A monitoring system includes a pair of a right-side light source and a left-side light source for irradiating the face of an occupant with light, the pair being disposed in the horizontal direction with a camera interposed therebetween when the camera is viewed from the vertical direction. The right-side light source and the left-side light source are alternately turned on for each imaging by the camera. The camera obtains each of a first face image that is imaged in accordance with lighting of the right-side light source and a second face image that is imaged in accordance with lighting of the left-side light source. A controller determines the visual line state based on the first face image, and the second face image that is obtained at a time point proximate to the time point at which the first face image is obtained.
Abstract: A battery monitoring device is provided which improves communication quality, communication stability, and communication reliability. An ECU substrate and detection substrates which cannot directly communicate with the ECU substrate communicate via a relay substrate which is a detection substrate set up as relay of the detection substrates.
Abstract: A vehicle power supply circuit includes; a resistor disposed between negative electrode side of the switch portion and positive electrode side of back lamps, of which positive electrode side is connected to the negative electrode side of the switch portion, and the negative electrode side is connected to the positive electrode side of the back lamps; and a rectifier which causes the current of the power supply to flow in one direction from the plurality of switch circuits to the back lamps, of which positive electrode side is connected to the negative electrode side of the plurality of switch circuits, and the negative electrode side is connected to the negative electrode side of the resistor and the positive electrode side of the back lamps.
Abstract: The two DC/DC converters perform DC/DC conversion of the power source voltage of the driving battery for supplying power to the motor of the vehicle and supply to an automatic operation load and a general load as an electrical component mounted on the vehicle. A switch is connected between the outputs of the two DC/DC converters. The two DC/DC converters and the switch are accommodated in one accommodating case.
Abstract: A structure of connection among a circuit body, a bus bar and an electronic element includes a circuit body configured by a flexible board on which a wiring pattern is provided, a bus bar attached to a mounting surface of the circuit body, and an electronic element attached to the mounting surface so as to connect the bus bar and the wiring pattern. The bus bar has a fixed portion extending along the mounting surface. The fixed portion is fixed to the mounting surface so that a restricted area which restricts deformation of the mounting surface is formed in a periphery of the fixed portion. The electronic element is arranged in the restricted area and is fixed to the mounting surface.
Abstract: Provided is a power supply unit capable of simplifying a structure of a temperature adjustment mechanism. Electric component power supplies and DC/DC converters and a junction box are accommodated in the same accommodating unit as a drive power supply, and thus the drive power supply and the box and the electrical component power supplies are arranged close to each other. As a result, a cooling unit for cooling the drive power supply and the electrical component power supplies can be made common. Further, heat can be transferred between parts housed in the accommodating unit, omitting the heating unit and lowering the capacity thereof.
Abstract: An on-vehicle circuit unit includes a first conductor that is a power supply line, a second conductor that is a ground line a dielectric that is disposed between the first conductor and the second conductor.
Abstract: A plurality of DC/DC converters is provided for each group of solar panels and is configured to convert an output power of the solar panels. A charger includes an input to which outputs of the plurality of DC/DC converters are connected and is configured to convert an input voltage with maintaining the input voltage to a lower limit voltage during charging. The control device controls each of the plurality of DC/DC converters independently. Each of the plurality of control devices is configured to control so as to gradually increase the output voltage of the DC/DC converter from the lower limit voltage, measure the output power of the solar panel each time the output voltage is increased, and search for the output voltage where the measured output power is maximum and maintain that output voltage.
Abstract: A connector includes: a housing having a first through-hole; a plate-shaped conductor inserted into the first through-hole; and a sealing part that has a flat annular shape in a plane view and seals between the conductor and the hosing. The sealing part has a pair of linear first sealing parts and a pair of arc-shaped second sealing parts. The housing has a recess that has a flat shape in a plan view and receives the sealing part. An inner dimension in a longitudinal direction of the recess is substantially equal to an outer dimension in the longitudinal direction of the sealing part, and an inner dimension in a short direction of the recess is smaller than an outer dimension in a short direction of the sealing part. The conductor presses and compresses the first sealing part and the second sealing part in a held state.