Abstract: The battery module may include: a plurality of battery cells stacked in a first direction and each including an electrode tab extending in a second direction perpendicular to the first direction; and a guide member located on one side of the battery cells in the second direction and having a plurality of slits through which the electrode tabs of the battery cells respectively pass. In each of the battery cells, the electrode tab that has passed through the slit may be joined to the electrode tab of at least one other battery cell.

Abstract: The battery pack may include a plurality of battery modules and a casing that houses the battery modules. Each of the battery modules may extend from a first end to a second end in a first direction, and the battery modules may be arranged along a second direction orthogonal to the first direction. Each of the battery modules may include, at either or both of the first end and the second end, a protruding portion that protrudes in the second direction. Among the battery modules, the protruding portions of two adjacent battery modules may face each other in the second direction.

Abstract: A battery pack includes at least one battery module and a cooler disposed above the at least one battery module. The at least one battery module includes a plurality of pouch-type battery cells and a module casing supporting the plurality of pouch-type battery cells from below, an upper part of the module casing being open.

Abstract: The battery pack may include a plurality of battery modules, a casing that houses the battery modules, and a plurality of bolts that fixes the battery modules to the casing. The battery modules may be arranged in a matrix along a first direction and a second direction. Each of the battery modules may have a rectangular shape having four corners, as viewed in plan along a third direction perpendicular to the first direction and the second direction. A first fixing portion, a second fixing portion, a third fixing portion, and a fourth fixing portion that are located at different heights may be provided at the four corners, respectively. In four battery modules with the corners located adjacent to each other among the battery modules, the first, second, third, and fourth fixing portions may be stacked on one another and may be fastened together to the casing by a common bolt.

Abstract: A battery pack may include a battery cell, a cooler located below the battery cell and having a cooling channel, and a protection panel that covers the cooler from a bottom. A groove extending along the cooling channel may be provided to a lower surface of the cooler. At least one reinforcing rib protruding toward the cooler may be provided to an upper surface of the protection panel. The reinforcing rib may be accommodated in the groove of the cooler.

Abstract: An aqueous cleaning liquid containing hydrofluoric acid, at least one kind of triazole compound selected from the group consisting of triazole and a triazole derivative, and a nonionic surfactant.

Abstract: A vehicle rear portion structure, including: a control device that is installed at a rear end portion side in a vehicle longitudinal direction and an upper side in a vehicle vertical direction of a battery case, and that controls operation of battery modules accommodated within the battery case; and a base that is provided at the rear end portion side in the vehicle longitudinal direction of the battery case, and at which routed members that are connected to the control device are configured to be routed, at least some of the routed members being routed along the vehicle vertical direction, and a routing block, which covers, from an outer side, the at least some of the routed members that are routed along the vehicle vertical direction, being formed at the base.

Abstract: A battery pack includes a battery, an internal battery device electrically connected to the battery, an upper-lower connecting busbar connecting the battery and the internal battery device, and a housing case housing the battery, the internal battery device, and the upper-lower connecting busbar. The internal battery device is disposed above the battery such that, when viewed from above, at least a portion of the internal battery device overlaps at least a portion of the battery. The upper-lower connecting busbar includes a lower busbar attached to the battery and an upper busbar attached to the internal battery device.

Abstract: A vehicle rear section structure including a battery case housing one or more battery cells inside, a first equipment arranged at an upper side in a vehicle height direction of a rear portion of the battery case, a second equipment arranged at an upper side in the vehicle height direction of the first equipment, and a thermoconductive heat dissipation member arranged between the first equipment and the second equipment in the vehicle height direction.

Abstract: A vehicle battery installation structure including an upper cover arranged above an energy storage cell, a cross member spanning in a vehicle width direction above the upper cover, and an equipment case arranged above the upper cover and at a vehicle rear side of the cross member, with equipment housed inside the equipment case. At least part of the equipment case and at least part of the cross member are arranged so as to oppose each other in a vehicle front-rear direction.

Abstract: A vehicle 10 includes a battery pack 13 and plural cable connecters 16A, 16B, 16C, 16D that are each electrically connected to the battery pack 13. The plural cable connecters 16A, 16B, 16C, 16D are arranged below a vehicle rear end portion of the battery pack 13. The plural cable connecters 16A, 16B, 16C, 16D are arranged alongside each other in a vehicle width direction. At least one out of the plural cable connecters 16A, 16B, 16C, 16D has a cable direction oriented in an inclined direction sloping toward a vehicle width direction one-side on progression toward the vehicle rear.

Abstract: A battery pack 13 includes a battery case 40 and an equipment case 50 arranged above the battery case. The battery pack 13 also includes an electrical connection member 70 configuring at least part of wiring for connecting a first component 20 inside the battery case 40 to a second component 30 inside the equipment case 50. The battery case 40 includes an upper wall 44 provided with an upper wall opening portion 44H, and the equipment case 50 includes a lower wall 53 provided with a lower wall opening portion 53H, with the electrical connection member 70 provided so as to pass through both the upper wall opening portion 44H and the lower wall opening portion 53H.

Abstract: A storage battery unit mounting structure S for a vehicle includes rear equipment 12 and a storage battery unit 14. The rear equipment 12 is mounted at the rear of a vehicle 10. The storage battery unit 14 is mounted at a lower side relative to the rear equipment 12. In the vehicle front-rear direction, a front end 36F of the storage battery unit 14 is at a front side relative to the rear equipment 12 and a rear end 36R is in a mounting range of the rear equipment 12.

Abstract: A terminal to be connected to auxiliary equipment mounted in a vehicle is disposed at a side wall of a storage battery module. As a result, the storage battery module may be made lower in height than in a structure in which a terminal is provided standing from an upper portion of a storage battery module. An inflected portion is formed in a side plate of a lower case. The inflected portion is inflected toward a direction of a step portion provided at a lower side of the terminal. During a side impact of the vehicle, collision energy is absorbed by the side plate of the lower case deforming about the inflected portion. Consequently, a storage battery pack may be protected.

Abstract: A storage battery apparatus mounting structure for a vehicle includes a battery BT disposed at a vehicle lower side relative to a vehicle cabin, equipment disposed at the vehicle upper side of the battery, and a seat disposed at the vehicle upper side of the equipment. Pieces of the equipment include a junction block and a control unit. The pieces of equipment are electrically connected via a bus bar. At least a portion of the bus bar is disposed in a space between the junction block and the control unit.

Abstract: A battery module includes: a plurality of pouch battery cells stacked along a first direction, each of the pouch battery cells including a fragile portion at a cell end portion located on one side in a second direction that is orthogonal to the first direction; and a module casing that holds the pouch battery cells, the module casing including a vertical wall that faces the cell end portion of the pouch battery cells, and the vertical wall including a module smoke exhaust port that discharges smoke from the fragile portion downward of the battery module.

Abstract: A battery installation structure for a vehicle includes a battery case that accommodates a power storage cell, an equipment case that accommodates equipment electrically connected to the power storage cell and that is disposed upward from the battery case, and a sealing member disposed between the battery case and the equipment case to ensure watertightness of interior space of the battery case and interior space of the equipment case.

Abstract: A vehicle rear section structure including a channel member configuring a smoke discharge channel into which smoke generated from a storage battery cell flows, a smoke discharge vent that allows one-way outflow of gas from inside the smoke discharge channel to outside the smoke discharge channel, a membrane member that allows movement of gas with respect to the smoke discharge channel and that prevents movement of liquid with respect thereto, and a protection member that is arranged further to a vehicle rear side than the membrane member and that surrounds and protects a routing member of a vehicle.

Abstract: A vehicle rear structure includes a battery case that includes an upper case and a lower case, and that accommodates one or more battery modules within, a connector block that is thermally conductive, and that is disposed on a downward side from the upper case in a vehicle up-down direction, and a bus bar that is electrically connected to the battery module, and that is arranged between the upper case and the connector block in the vehicle up-down direction.

Abstract: A battery module includes: a first pouch battery cell and a second pouch battery cell, each including electrode tabs; a first bus bar and a second bus bar, one of the first bus bar and the second bus bar being connected to an electrode tab of the first pouch battery cell and the other being connected to an electrode tab of the second pouch battery cell; and a bus bar holder, wherein the bus bar holder includes: a first holding portion configured to hold the first bus bar; a second holding portion configured to hold the second bus bar; and a low-rigidity portion located between the first holding portion and the second holding portion and configured to have a rigidity that is lower than a rigidity of at least one of the first holding portion and the second holding portion.