Abstract: Provided is a relay device that can switch conduction of a current flow path between power storage units on and off, and can suppress a decrease in the output of the power storage units if an abnormality occurs. A relay device includes: a conductive path; a switch unit switched between an ON state, and an OFF state; a coil connected in series to the switch unit; a first voltage detection unit configured to detect a voltage of the conductive path at a position on a first power storage unit side; a second voltage detection unit configured to detect a voltage of the conductive path at a position on a second power storage unit side; and a control unit configured to switch the switch unit to the OFF state if a value detected by the first voltage detection unit and/or the second voltage detection unit indicates a predetermined abnormal value.

Abstract: A lever-type connector (3) to be connected to a mating connector (2) and fixed to connector fixing portions (12) provided on the mating connector (2) includes a lever (19) to be operated in a state engaged with engaging portions (13) provided on the mating connector (2) and configured to connect a housing (20) to the mating connector (2) by a boosting action exhibited by the operation thereof. With the lever (19) located at a connection position, a shield shell (21) and the lever (19) are fastened together to the connector fixing portions (12) by bolts.

Abstract: A circuit assembly includes an electronic component including a plurality of terminals, a first board that is constituted by an insulating plate provided with a conductive path and an insertion hole into which the electronic component is inserted, a busbar that overlaps the first board, and a second board that is constituted by an insulating plate provided with a conductive path and overlapping the first board, at least a portion of the second board being arranged on the same level as the busbar. The plurality of terminals of the electronic component is connected to the busbar and the conductive path of the second board.

Abstract: A shield connector includes a shielded cable (11) with wires (12) enclosed by a shield layer (13). An inner housing (16) accommodates terminals (15) connected to the wires (12). A shield shell (20) covers the inner housing (16) and includes a connecting portion (23) to be connected electrically to the shield layer (13). An outer housing (30) accommodates the shield shell (20) and is locked to a mating connector. The outer housing (30) includes a body (31) enabling the shield shell (20) to be inserted therein through an opening (31A) on a rear side, and two covers (40A, 40B) integrally hinged to the body (31) to close the opening (31A) and cover the connecting portion (23). Each cover (40A, 40B) includes a first lock (43, 44) to be locked to the mating cover and a second lock (45) to be locked to the body.

Abstract: A movable member (30) provided in a housing (10) is formed with a cover (32) configured to cover inserting edges (45) on a tip of a circuit board (41) in an inserting direction into a board accommodation space (15) when the circuit board (41) is inserted into the board accommodation space (15) and a receiving surface (34) configured to move the movable member (30) integrally with the circuit board (41) to a back side of the board accommodation space (15) by being pushed by the circuit board (41). The movable member (30) and the circuit board (41) are formed with locks (38, 46) configured to move the movable member (30) integrally with the circuit board (41) in a withdrawing direction from the board accommodation space (15) by locking each other.

Abstract: A converter comprises: a preceding converter having a first switching circuit intermittently outputting current; a capacitor smoothing the current output from the first switching circuit; and a succeeding converter having a second switching circuit to which the current smoothed by the capacitor is intermittently input. The converter converts direct current or alternating current input to the preceding converter and outputs the converted direct current or alternating current from the succeeding converter. A control circuit controls switching of the first and second switching circuits so that an end time point of an output period during which current is output from the first switching circuit has a time difference with a start time point of an input period during which current is input to the second switching circuit.

Abstract: A circuit structure includes a circuit substrate surface having a circuit pattern; a plurality of bus bars are fixed to another surface of the circuit substrate with an interval therebetween; an electronic component straddles an interval between two adjacent bus bars, a first terminal is electrically connected to one bus bar and a second terminal is electrically connected to the circuit pattern; and a flexible sheet member is fixed to the bus bar to insulate the bus bar and the second terminal from each other, while electrically connecting the second terminal and the circuit pattern. The flexible sheet member includes: an adhesive layer fixed to the bus bar; a terminal conductor foil piece electrically connecting the second terminal and the circuit pattern; and an insulating layer that is interposed between the adhesive layer and the terminal conductor foil piece insulating the bus bar and the terminal conductor foil piece.

Abstract: An electrical cable including conductors and an insulation member that covers a periphery of the conductors, and a technique of facilitating bending of the electrical cable in a plurality of directions. The electrical cable includes an electrical cable portion having a plurality of linear conductors configured to be connected to a common connection point, and a flexible insulation member configured to cover a periphery of the electrical cable portion. A middle portion between both ends of the electrical cable portion includes a non-twisted portion where at least some among the plurality of linear conductors are provided in a state spaced apart from each other. The insulation member covers a periphery of the non-twisted portion of the electrical cable portion, and fills gaps between the plurality of linear conductors in the non-twisted portion.

Abstract: It is aimed to prevent connectors in a connected state from being easily separated. A connector (A) includes a male housing (10) including a receptacle (12), a female housing (30) to be connected to the male housing (10) by being inserted into the receptacle (12), and a retainer (36) (movable locking member, locking means) and a lock receiving portion (19) (locking means) provided on the male housing (10) and the female housing (30) and configured to lock the male housing (10) and the female housing (30) in a connected state by being locked inside the receptacle (12). The locking of the retainer (36) and the lock receiving portion (19) is released by an unlocking tool (40) inserted into the receptacle (12).

Abstract: A communication device mounting position determination system and apparatus are provided configured to limit where a device can be installed in a vehicle. An ECU transmits an LF signal from an LF antenna to sensor units. The sensor units receive and detect the signal strength. The sensor units transmit a UHF signal to the ECU having information including the signal strength of the LF signal. The ECU detects the signal strength of the UHF signals. For example, on the basis of the signal strength of the LF signal, the ECU makes a determination as to which of the wheels is the transmission source of the UHF signal, with respect to the left-right direction of the body of the vehicle. Further, on the basis of the signal strength of the UHF signal received by the ECU, the ECU makes the determination with respect to the front-rear direction of the vehicle.

Abstract: A circuit structure is provided to which an electronic component can be easily mounted (electrical connection of terminals). A circuit structure that includes a substrate provided with a conductive pattern on one face, a conductive member fixed to another face of the substrate, and an electronic component that has first terminals and, which are a portion of a plurality of terminals, electrically connected to the conductive member, and a terminal, which is a portion of the plurality of terminals, electrically connected to the conductive pattern provided on the substrate, wherein the conductive member has a shape in which at least a portion of the second terminal of the electronic component is not overlapped.

Abstract: A protector includes: a first unit into which an electrical wire is to be inserted; and a second unit into which a portion of the electrical wire is to be inserted, the portion being other than a portion that is not to be inserted into the first unit. The first unit includes a coupling-target portion, and the second unit includes a coupling portion that is coupled to the coupling-target portion so as to be rotatable relative to the coupling-target portion.

Abstract: A communication connector includes a wires (11, 12, 13, 14) for transmitting communication signals, terminals (20) to be connected to the respective wires (11, 12, 13, 14), a housing (30) for accommodating the terminals (20) and an insulation coating (15) for collectively covering the wires (11, 12, 13, 14). An end part of each wire (11, 12, 13, 14) on the side of the terminal (20) is exposed and not covered with the insulation coating (15). A conductive first shield member (61) is interposed between two adjacent wires (11A, 11B) and the insulation coating (15), and a conductive second shield member (62) surrounds exposed parts (19A, 19B) of the wires (11A, 11B). The first and second shield members (61, 62) are connected electrically.

Abstract: An electricity storage module includes: multiple electricity storage elements; and a holding member formed by aligning multiple cavities in which the multiple electricity storage elements are stored, wherein an outer wall of the holding member has outer wall opening portions through which the multiple cavities communicate with the exterior, and outer surfaces of the multiple electricity storage elements stored in the multiple cavities are exposed to the exterior from the outer wall through the outer wall opening portions, and the holding member has a first cavity column in which cavities among the multiple cavities are aligned in two levels in an alignment direction, and a second cavity column in which cavities among the multiple cavities are aligned in two levels in the alignment direction at positions shifted in a direction intersecting with the alignment direction.

Abstract: Provided are a vehicle-mounted communication system with which a vehicle-mounted machine is able to continue receiving a wireless signal even if the signal is interrupted. When an ID signal, indicating identification information (ID) corresponding to a vehicle, and more than M (where M is a natural number) data signals, indicating control content, are caused to be included in a wireless signal by the portable machine, and the portable machine transmits the wireless signal, the portable machine adds the ID signal into the wireless signal each time M data signals have been transmitted, and continues to transmit the wireless signal. Meanwhile, each time the vehicle-mounted machine receives the ID signal included in the wireless signal, the vehicle-mounted machine verifies the identification information the received ID signal against identification information stored in a ROM, and continues to receive the wireless signal when there is a match.

Abstract: A control portion and semiconductor switches included in a power supply system function as a current control device. The source of the semiconductor switch is connected to the source of the semiconductor switch. The two semiconductor switches connect the respective positive electrodes of a first power storage element and a second power storage element to each other. The control portion controls a current flowing between the drains of the two semiconductor switches by substantially simultaneously turning on or off the two semiconductor switches. The respective breakdown voltages between the drain and the source of the two semiconductor switches are different from each other.

Abstract: Provided is a technology for supplying power to an external load while bypassing an overcurrent, even when a failure on a main battery side or a failure on a sub-battery side has occurred. One relay is connected to the main battery via another relay, and the sub-battery is connected to the main battery via both relays. A main power supply path connects the main battery to a backup load, bypassing both relays. A sub-power supply path connects the sub-battery and the backup load via one relay. The other relay transitions from a closed to an open state when an overcurrent flows thereto, and when the overcurrent flows in a charging direction, the one relay also transitions from a closed state to an open state. If the overcurrent flows in a direction opposite of the charging direction, the one relay does not transition from the closed to the open state.

Abstract: A wire-side connector provided at a terminal end of a wire harness; and a device-side connector that is fittable to the wire-side connector, and is to be disposed on one surface of a device via connector holding portions are included, the connector holding portions being provided so as to be pivotable between a mounting position at which the device-side connector is disposed in an orientation along the one surface of the device with a fitting face of the device-side connector facing forward, and a fitting position at which the device-side connector assumes an orientation intersecting the one surface so that the fitting face is disposed at a position distanced from the one surface.

Abstract: Provided are a control unit having a first control state in which a first switching element and a second switching element of one series circuit are turned on and a second control state to which the first control state shifts and in which a first switching element of another series circuit and the second switching element of the one series circuit are turned on, and executing control so as to apply predetermined voltage to the other side of a transformer during a predetermined time period during the first control state before shifting to the second control state.

Abstract: In a detection module to be mounted on a unit cell group formed by electrically connecting adjacent electrode terminals of a plurality of unit cells including positive and negative electrode terminals by busbars, a plurality of fuse units each configured such that a busbar connection terminal for detecting a state of the unit cell by being connected to the busbar, a wire connection terminal to be connected to an end part of a wire and a fuse for connecting the busbar connection terminal and the wire connection terminal are integrally assembled and accommodated in a housing made of synthetic resin are held in a holding member made of synthetic resin.