Abstract: Disclosed is a battery module, which includes a plurality of battery cells having electrode leads protruding thereon, and a bus bar assembly for electrically connecting the electrode leads of the plurality of battery cells. The bus bar assembly includes a bus bar frame, a plurality of lead slots defined by the bus bar frame so that the electrode leads pass therethrough, at least one sensing bus bar disposed between the plurality of lead slots and connected to the electrode leads, and an elastic guider disposed at the rear of the at least one sensing bus bar in a front and rear direction of the bus bar frame.

Abstract: Disclosed is a battery pack, which includes a plurality of battery modules and a pack case in which the battery modules are fixedly installed, the battery case includes a pack tray located at a lower portion of the battery modules, and a pack cover coupled with the pack tray to cover the battery modules, and each of the battery modules is fixedly coupled to the pack cover and includes battery cells arranged in one direction, a module case for accommodating the battery cells in an inner space thereof, and a rigid beam disposed between the battery cells inside the module case.

Abstract: A battery module includes a cell stack in which a plurality of battery cells are stacked; a pair of bus bar frames configured to cover one side and another side, respectively, of the cell stack in a longitudinal direction; a housing configured to accommodate a combined body of the cell stack and the pair of bus bar frames so that the pair of bus bar frames is exposed to an outside of the housing; and an insulation pad interposed between a side surface of the cell stack and an inner surface of the housing and between a side surface of one of the pair of bus bar frames and the inner surface of the housing.

Abstract: Discussed is an underbody for a vehicle including a tray member fastened to a lower portion of a vehicle body frame and including a receiving portion having a structure with an open lower surface to accommodate a battery module; and a cover member to cover the open lower surface of the receiving portion, wherein the cover member includes a flow path to circulate a refrigerant fluid.

Abstract: A battery module includes battery cells, a module case configured to accommodate the battery cells, and a bus bar assembly electrically connected to electrode leads of the battery cells. The bus bar assembly includes a bus bar frame disposed on at least one side of the battery cells, lead slots provided so that electrode leads of the battery cells pass therethrough, sensing bus bars connected to the electrode leads of the battery cells, and short-circuit prevention members configured to surround at least one end of the sensing bus bars.

Abstract: A battery cell has asymmetrically formed electrode leads, and a battery module including the same. The spatial efficiency and the mechanical strength of the battery module are improved.

Abstract: A battery cell has asymmetrically formed electrode leads, and a battery module includes the same. The spatial efficiency and the mechanical strength of the battery module are improved.

Abstract: A battery module includes a cell stack in which a plurality of battery cells are stacked; a pair of bus bar frames configured to cover one side and another side, respectively, of the cell stack in a longitudinal direction; a housing configured to accommodate a combined body of the cell stack and the pair of bus bar frames so that the pair of bus bar frames is exposed to an outside of the housing; and an insulation pad interposed between a side surface of the cell stack and an inner surface of the housing and between a side surface of one of the pair of bus bar frames and the inner surface of the housing.

Abstract: Provided are an interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other, a battery module comprising the same and a method for fabricating the battery module. The ICB assembly according to the present disclosure includes an ICB frame configured to receive leads of unidirectional battery cells such that the unidirectional battery cells having the cell leads at one end are placed facing each other with the cell leads facing each other, and busbars assembled in the ICB frame, size and configured to be electrically connected to the cell leads.

Abstract: Discussed is an electrode lead tack welding jig for a battery cell, and the jig including a jig body configured to support at least two battery cells, and a close contact guide unit provided to both ends of the jig body and configured to guide electrode leads of the at least two battery cells to come into close contact when tack welding is performed to the electrode leads by a laser.

Abstract: Discussed is a battery module manufacturing system including a battery module having a cell stack formed by stacking a plurality of battery cells, a module case configured to accommodate the cell stack and a bus bar frame configured to cover an opening at one side of the module case, a fixing frame coupled to one side of the battery module so that the bus bar frame is exposed to the outside, and at least one pressing jig apparatus coupled onto the fixing frame and configured to press electrode leads of the plurality of battery cells so that the electrode leads are welded in close contact with both sides of a bus bar provided to the bus bar frame.

Abstract: A battery module includes a plurality of battery cells, a base frame configured to support the plurality of battery cells, a cover frame coupled to the base frame to cover the plurality of battery cells, and a bus bar unit coupled to the cover frame in a tiltable manner so as to be pivotable between a first location fixed to the cover frame and a second location fixed to the base frame, where the first location is oriented at a predetermined angle relative to the second location.

Abstract: Provided are an interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other, a battery module comprising the same and a method for fabricating the battery module. The ICB assembly according to the present disclosure includes an ICB frame in which cell leads of unidirectional battery cells are received such that the unidirectional battery cells having the cell leads at one end are placed facing each other with the cell leads facing each other, and busbars assembled in the ICB frame and electrically connected to the cell leads.

Abstract: Discussed is a battery module manufacturing system, which includes a battery module having a cell stack formed by stacking a plurality of battery cells, a module case configured to accommodate the cell stack and a bus bar frame configured to cover an opening at one side of the module case; a fixing frame coupled to one side of the battery module so that the bus bar frame is exposed to the outside; and at least one pressing jig apparatus coupled onto the fixing frame and configured to press electrode leads of the plurality of battery cells so that the electrode leads are welded in close contact with both sides of a bus bar provided to the bus bar frame.

Abstract: A pouch type secondary battery in which an electrode lead of the pouch type secondary battery and an electrode lead of an adjacent different pouch type secondary battery are welded together to construct a battery module is provided. The electrode lead of the pouch type secondary battery includes a length extended part so that, after cutting a welded part of the electrode leads of the pouch type secondary battery and the adjacent different pouch type secondary battery to form electrode leads of remaining length, the electrode leads of remaining length are welded together again. A battery module and method of reusing the battery module are also provided.

Abstract: A battery module includes a plurality of battery cells, a base frame configured to support the plurality of battery cells, a cover frame coupled to the base frame to cover the plurality of battery cells, and a bus bar unit coupled to the cover frame in a tiltable manner so as to be pivotable between a first location fixed to the cover frame and a second location fixed to the base frame, where the first location is oriented at a predetermined angle relative to the second location.

Abstract: Provided are an ICB assembly suitable for a battery module of a horizontal stack structure wherein unidirectional battery cells are stacked such that cell leads face each other, a battery module including the same and a method for manufacturing the same. The ICB assembly of the present disclosure includes an ICB frame configured to accommodate cell leads of unidirectional battery cells having the cell leads formed on one side such that the cell leads face each other are placed on the top surface and the bottom surface of the ICB frame; and a bus bar adapted to electrically connect to the cell leads by being assembled to the ICB frame.

Abstract: A battery pack includes a plurality of battery cell stacks, each battery cell stack having a plurality of battery cells stacked in a first direction; a pack tray in which the plurality of battery cell stacks are accommodated in a plurality of rows extending in a second direction perpendicular to the first direction, each row having multiple battery cell stacks arranged in the second direction, the pack tray including: a base, a plurality of sidewalls extending from the base, a plurality of first beams extending in the second direction to separate the plurality of rows into groups, and a plurality of partition walls extending in the second direction, each partition wall being located within a corresponding group to separate adjacent battery cells stacks from each other; a pack cover covering an opening portion of the pack tray opposite the base; and a plurality of elastic members.

Abstract: A battery pack according to an embodiment of the present disclosure includes: a pack tray defining an inner space; a plurality of battery modules accommodated in the pack tray; a battery management system (BMS) accommodated in the pack tray; a first cable assembly configured to connect the BMS a first module group from among the plurality of battery modules, the first cable assembly being located adjacent to first module group; and a second cable assembly configured to connect the BMS to a second module group from among the plurality of battery modules, the second cable assembly being located adjacent to second module group.

Abstract: A battery module includes: a cell stack defined by a plurality of battery cells each including a positive electrode lead, a negative electrode lead, and at least one of a sensing negative electrode lead and a sensing positive electrode lead; a bus bar assembly including a plurality of connection bus bars electrically connected to one of the positive and negative electrode leads, a plurality of sensing bus bars electrically connected to the sensing negative electrode lead or the sensing positive electrode lead, and a plurality of bus bar frames including a connection accommodating portion for receiving one of connection bus bars and a sensing accommodating portion for receiving one of sensing bus bars; and a sensing assembly including a sensing frame that receives a circuit board electrically connected to the plurality of connection bus bars and the plurality of sensing bus bars.