Abstract: A battery pack that allows easy application of injection molding in the formation of a battery case and is capable of improving fastening strength of the case components. For this purpose, the battery pack comprises a plurality of battery cells; a circuit module electrically connected to the plurality of battery cells; and a case accommodating the plurality of battery cells and the circuit module, wherein the case includes a first case shaped in the form of an open box and having a plurality of coupling protrusions formed thereon and a second case shaped in the form of an open box and having a plurality of coupling holes engaging with the plurality of coupling protrusions in order to couple the second case with the first case.

Abstract: The battery pack includes a case that contains batteries and includes terminals through which power from the batteries can be accessed. The battery pack also includes a frame that defines battery receiving compartments that are each configured to receive one of the batteries with the frame immobilizing the position of each battery relative to the other batteries. The frame has a perimeter and at a portion of the frame perimeter serves as an outermost wall of the case.

Abstract: What is provided is a battery system (1) including: a battery side control unit (40) which is generates a battery side information signal having battery information of the battery cells (2); a battery accommodation casing (3) which accommodates the battery cells (2) and the battery side control unit (40); a battery side communication unit (34) which transmits the battery side information signal; a controller side communication unit (32, 33) which generates a synthesized battery side information signal; and a controller side control unit (50) which is electrically connected to the controller side communication unit (32, 33) and generates controlling information corresponding to each battery cell inside the battery accommodation casing (3) based on the battery information and the address information included in the synthesized battery side information signal received from the controller side communication unit (34).

Abstract: A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including a positive electrode, a negative electrode, a separator disposed between the positive and negative electrodes and having an expanded portion protruding to the outside of the positive and negative electrodes; a fixing member including a first support contacting a first outer side of the expanded portion, a second support contacting a second outer side, facing the opposite direction of the first outer side, and a joining portion joining the first and second supports; and a terminal electrically connected with the electrode assembly.

Abstract: Disclosed herein is a battery pack including: a plurality of cylindrical battery cells arranged in a plurality of rows and a plurality of layers; a lower case for supporting the battery cells; a terminal case attached to the lower case and provided at one side surface thereof with connection terminals for connection to an external apparatus; a main circuit board attached to the terminal case and electrically connected to the battery cells; wherein the lower case is formed with a support protrusion which is passed through the main circuit board and operative to support the battery cell.

Abstract: A battery module includes a battery array and an end plate. The battery array includes at least two battery cells that are stacked, the battery cells including a terminal surface where an electrode and a vent are exposed and an opposite bottom side. The end plate is disposed at the terminal surface of the stacked battery cells and includes an electrode hole through which the electrode is exposed. a first coupling unit including an alignment protrusion is disposed on one side of the end plate, and a second coupling unit including an accommodation unit is disposed on an opposite side of the end plate. The accommodation unit of the second coupling unit is configured to be coupled with an alignment protrusion of a first coupling unit of an end plate of an adjacent battery module.

Abstract: A battery module includes a plurality of battery cells stacked together; first and second end plates located at a first end and a second end, respectively, of the stacked battery cells; and side plates and a bottom plate coupled to the first and second end plates, wherein at least one of the first end plate and the second end plate has a bent support portion that overlaps with at least a portion of the bottom plate.

Abstract: An electrical storage device includes: a conductive battery house casing electrically connected to a chassis; a plurality of battery cells held in the battery house casing; and a control unit that comprises a circuit that manages the plurality of battery cells and is mounted on the battery house casing so that a negative terminal of the circuit and the battery house casing are electrically conducting.

Abstract: A cell housing includes a first half section having a longitudinal side having a first end and a second end. A first lateral side extends perpendicularly to the longitudinal side from the first end. The first lateral side has a first tongue. A second lateral side extends perpendicularly to the longitudinal side from the second end. The second lateral side has a first groove. A second half section is identical to the first half section. The first and second half sections are coupled to each other such that the first tongue of the first half section is inserted into the first groove of the second half section and the first tongue of the second half section is inserted into the first groove of the first half section, forming a closed perimeter.

Abstract: A device for restraining an energy store is provided that includes one or more cells disposed between a first side of the energy store and a second side of the energy store vertically opposite to the first side. The device has at least one first mounting device designed for transferring a first clamping force acting in the direction of the second side to the first side of the energy store, and at least one second mounting device designed for transferring a second clamping force acting in the direction of the first side to the second side o the energy store, and at least one elastic clamping device designed for providing the first and second clamping forces and further designed for adapting a distance between the at least one first mounting device and the at least one second mounting device to a permissible distance between the first and the second side.

Abstract: The invention provides a battery module, which forms an item unit for construction of a battery assembly, comprising a cell unit having a plurality of cells, and a housing and a cover to store the cell unit. The battery module further comprises a shaft member inserted into a through-hole provided in the cell unit and a through-hole provided in the housing and a through-hole provided in the cover, wherein the shaft member comprises a length that allows protrusion from each of the housing and the cover. Furthermore, during construction of the battery module, the shaft member doubles as a jig for insertion of the cover, the cell unit, and the housing in said order for each of the modules within the battery assembly.

Abstract: A battery module and a method of manufacturing the same, the battery module including a plurality of rechargeable batteries, each rechargeable battery including a positive electrode terminal and a negative electrode terminal formed of different materials; a bus bar electrically connecting the plurality of rechargeable batteries; a first terminal plate for installing the bus bar, the first terminal plate being coupled to the positive electrode terminal via a first welding portion; and a second terminal plate for installing the bus bar, the second terminal plate being coupled to the negative electrode terminal via a second welding portion, at least one of the first welding portion and the second welding portion being a friction stir weld.

Abstract: The present invention relates to a battery pack and the battery pack includes: a plurality of secondary batteries; a core pack including a protection circuit module; and a battery case composed of first and second sub-cases for accommodating the core pack, in which fastening portions combining the first sub-case with the second sub-case are formed, and adhesive members and grooves receiving the adhesive members are formed at the fastening portions.

Abstract: A holding mechanism for holding a battery includes a retaining member, a resisting member ant at least two limiting members. The retaining member limits the battery from movement in a first direction. The resisting member corresponds to the retaining member and engages with the retaining member to cooperatively support and limit the battery from movement in a second direction perpendicular to the first direction. The at least two limiting members are arranged at opposite sides of the retaining member and are used for limiting the battery from movement in a third direction. The third direction is perpendicular to the first direction and the second direction. An electronic device using the holding mechanism is also provided.

Abstract: The present invention relates to a battery module case, and more particularly, to a battery module case in which sub-battery modules are slidably mounted in a vertical or horizontal direction, wherein each sub-battery module comprises one or more battery cells, electrode tabs extending in one direction from the respective battery cells, and a pouched type case consisting of aluminum laminate sheets for covering the surfaces of the battery cells, except for the surfaces on which the electrode tabs are formed. The battery module case of the present invention is formed into an assembly type structure to be coupled to the outer surfaces of the sub-battery modules, wherein the outer surfaces include surfaces on which the electrode tabs are formed. At least two or more sub-battery modules are stacked and arranged in parallel, such that the surfaces on which the electrode tabs are formed are aligned in the same direction.

Abstract: An electric power tool includes a main body having a drive portion with a motor, an output portion for holding a tool, and a battery pack attachment portion, and a battery pack attached to the battery pack attachment portion by means of an attaching and detaching mechanism. The battery pack supplies electric power to the drive portion to operate the output portion. The attaching and detaching mechanism has a releasing unit for releasing the battery pack from the main body by operating plural types of release operation portions in their entirety.

Abstract: A battery module for containing a plurality of battery units, the battery module including first and second end plates facing each other; and a side plate, the side plate being for extending across a side of the battery units, and the side plate having a first end coupled to the first end plate and a second end coupled to the second end plate, wherein a work hardening unit is disposed at the second end of the side plate, the work hardening unit being hardened in such a way that the second end of the side plate is bent.

Abstract: A battery block includes a metal case including a side surface and a bottom surface, and a plurality of cells accommodated in the metal case, wherein each cell includes a first electrode and a second electrode which is electrically insulated from the first electrode, and also serves as a cell case of the cell, the plurality of cells are aligned with the first electrodes being in a same direction, the first electrodes of the plurality of cells are connected to a connector arranged to face an opening of the metal case, the second electrodes of the plurality of cells are connected to the bottom surface of the metal case, the height of the side surface of the metal case is substantially the same as the height of the cells, and the opening of the metal case is almost completely covered with the connector.

Abstract: A wire arrangement body includes: a wire arrangement groove portion of a tank shape that has a bottom wall portion and both side wall portions; a lid portion that is rotatably connected to one side wall portion of the wire arrangement groove portion through a hinge and covers the wire arrangement groove portion so as to seal a groove opening of the wire arrangement groove portion; and an engagement portion that causes the lid portion to engage with the other side wall portion of the wire arrangement groove portion when the lid portion covers the wire arrangement groove portion. The wire arrangement body is provided so that a center position of the hinge and a center position of the engagement portion are aligned in parallel with a width direction of the wire arrangement body.

Abstract: Disclosed herein is a middle- or large-sized battery pack including a module assembly constructed in a structure in which a plurality of battery modules, each of which includes a plurality of battery cells or unit modules mounted in a module case while the battery cells or unit modules are connected in series to each other, are arranged such that the battery modules are disposed in contact with each other in the lateral direction, and a coolant flow channel is vertically formed, a plurality of support members for supporting opposite sides and the bottom of the module assembly and maintaining the arrangement state of the module assembly, and a pack housing for surrounding the module assembly and the support members, wherein the battery pack is constructed in a cooling structure in which a coolant is introduced through one side upper end (or lower end) of the module assembly along a hermetically sealed space defined by the support members, flows vertically through the module assembly, and is discharged through

Abstract: An electrochemical storage device comprises a plurality of layer electrodes, wherein each layer electrode includes a first charged sector and a second charged sector, wherein the second charged sector is charged oppositely compared to the first charged sector, and wherein the plurality of layer electrodes are assembled with respect to each other such that the first charged sector of a first plate of the plurality of layer electrodes is laid below the second charged sector of a second plate of the plurality of layer electrodes located immediately above the first plate, wherein the charges of the first charged sectors of the first and second plates have a first sign and the charges of the second charged sectors of the first and second plates have a second sign that is opposite the first sign; a separator sector located, and enabling ionic charge exchange between the first charged sector of the first plate and the second charged sector of the second plate.

Abstract: A battery module having a cooling manifold is provided. The battery module includes a plurality of battery cell assemblies having a plurality of heat exchangers. The battery module further includes a first cooling manifold having a first inlet aperture extending therethrough and a first plurality of outlet apertures extending therethrough. The battery module further includes a first plurality of ported screws disposed through the first plurality of outlet apertures and configured to fluidly and physically couple the plurality of heat exchangers to the first cooling manifold.

Abstract: A battery cover assembly includes a back cover, a battery cover and at least one elastic device. The back cover includes a battery chamber recessed there-into and an separation-preventing portion protruding therefrom. The battery cover is slidably mounted on the battery chamber of the back cover and includes an anti-detaching portion protruding therefrom. The anti-detaching portion is configured for being blocked by the separation-preventing portion to avoid the battery cover being released from the back cover when the battery cover is slid relative to the back cover. The elastic device has two opposite ends secured to the back cover and the battery cover respectively. The elastic device is configured for providing an elastic force to open the battery cover relative to the back cover.

Abstract: Exemplary embodiments of the present invention provide flexible, multi-voltage battery modules having multiple cells that are nested together. The cells can be, for example, cylindrical lithium ion cells. To increase cell package density, the cells can be disposed in a nested configuration so that adjacent cell centers form equilateral triangles. The cells can be placed in a housing or case with interlocking tabs that allow multiple modules to be connected together. Within a module, the cells can be connected in different configurations by buss bars at the top and the bottom of the battery cells. The different configurations may provide different voltages for the module.

Abstract: A battery pack may supply power to a device such as a PDA, a hand-held scanner, or a laptop computer, when inserted and rotatably locked therein. The battery pack is adapted to maintain electrical connectivity with the device, once unlocked, during counter-rotation and before removal. Electrical connectivity is provided by discrete electrical contact pads on the battery pack, each of which may form various annular shapes at different radii. The electrical contact pads are detected by spring-loaded pogo pins on the device. Electrical connectivity is maintained for a battery detect pin for only approximately fifteen degrees of counter-rotation, where its disengagement warns of impending power loss, and triggers a proper shut-down sequence to save data. One contact pad is electrically coupled to a negative terminal within the battery pack, and another is electrically coupled to a positive terminal. The battery pack houses one or more rechargeable batteries, preferably lithium-ion.

Abstract: An electricity storage system comprises a plurality of battery cells in which battery elements are accommodated in angular metal battery cases, wherein the plurality of battery cells are connected together electrically and are disposed in such a manner as to form spaces between the metal battery cells, and wherein the metal battery cell comprises an angular metallic housing on an external surface of which irregularities are formed and a resin portion which is injection molded integrally on the external surface of the metallic housing.

Abstract: A battery provided by the present invention includes a sealing plate (20) for closing an opening portion in a case for housing an electrode body unit. A fitting convex portion (24) that intrudes into the case opening portion when the sealing plate is attached to a predetermined position of the case opening portion is formed on a rear surface side of the sealing plate. The sealing plate is subjected to thickness increasing molding in a pressing process such that at least a part (27A) of an outer peripheral part (25, 27) of the fitting convex portion that contacts a peripheral edge of the case opening portion is thicker than an inner part (28) of the fitting convex portion that does not contact the peripheral edge of the case opening portion.

Abstract: A battery module and battery pack, the battery module including a pair of end plates facing each other; a plurality of battery units arranged in a first direction between the end plates; a first side plate extending along a first side of the plurality of battery units, the first side plate being coupled to the end plates; a second side plate extending along a second side of the plurality of battery units, the second side plate being coupled to the end plates and being disposed opposite to the first side plate; a first coupling member, the first coupling member coupling the end plates to the first side plate; and a second coupling member, the second coupling member coupling the end plates to the second side plate, wherein the first coupling member and the second coupling member are disposed in asymmetrical positions with respect to a central line of the end plates.

Abstract: An electronic device with sliding battery cover includes a housing, a battery holder formed in the housing, a fixing element rotatably connected to the battery holder, and a battery cover slidably connected to the fixing element to cover or uncover the battery holder. The battery holder is for placing at least one battery. The fixing element includes at least one conductive elastic element. When the battery cover covers the battery holder, each conductive elastic element contacts an electrode of one of the at least one battery placed in the battery holder, and the battery cover is locked to the battery holder; when the battery cover is to uncover the battery holder, a force applied to the battery cover makes the battery cover slide along the fixing element to unlock the battery cover from the battery holder.

Abstract: A secondary battery module including a plurality of battery cells, a temperature sensor disposed on a surface of at least one of the battery cells, a conducting wire connected to the temperature sensor, a module frame coupled to the battery cells, fixing the battery cells in a position and having a wire hole through which the conducting wire passes, and a sealing member surrounding the conducting wire and coupled to the wire hole, sealing the wire hole.

Abstract: A battery system includes a battery block, a cooling pipe, and a coolant feeding device. The battery block includes a plurality of rectangular batteries that have a width greater than a thickness and are securely arranged in array alignment by a battery holder. The cooling pipe cools the rectangular batteries of the battery block. The coolant feeding device feeds coolant to the cooling pipe. In the battery system, the cooling pipe is arranged on the surface of the battery block in a thermally-coupled state so that the rectangular batteries are cooled by the coolant, which is circulated through the cooling pipe.

Abstract: A cover member is attached to a bus bar module. The bus bar module includes: a plurality of bus bars respectively connecting batteries adjacent to each other of a battery assembly composed of a plurality of batteries overlapped with each other; a main body to which the bus bars are attached, and overlapped with the battery assembly; a plurality of positioning projections and a plurality of locking portions provided on the main body. The cover member includes: a plurality of cover portions arranged in parallel to an overlapping direction X of the batteries, and covering the bus bars; and a plurality of elastically deforming portions movably connecting the cover portions adjacent to each other. Each of the cover portions includes: a positioning hole into which the positioning projection is inserted; and a lock receiving portion with which the locking portion is locked.

Abstract: A battery module includes a plurality of rechargeable batteries, each rechargeable battery including a case having an opening at one side and an electrode assembly inserted inside the case; and a sealing layer disposed between an opening of at least one case and a case of a neighboring rechargeable battery, wherein the opening of the at least case is covered by the case of the neighboring rechargeable battery.

Abstract: A method of assembling a battery assembly includes forming battery packs, each pack including battery cells and cooling passages extending along a length of the pack, connecting terminals of each pack to a dc source and charging each pack to a desired state of charge, installing battery packs on a tray located on an automatically guided cart, using the cart to carry the battery assembly to locations where method steps are performed including performing testing for fluid leaks in a cooling circuit comprising interconnected passages of each pack on the tray and installing electric circuits in the assembly.

Abstract: A battery pack includes a plurality of secondary batteries fixed in a frame to be enclosed by an outer frame. The battery pack includes at least first and second battery cells having an electrode terminal and a frame surrounding a periphery of the first and second battery cells. The frame has at least one opening corresponding to the electrode terminal of the first and second battery cells.

Abstract: A modular assembly for housing battery cells. The modular assembly includes a plurality of U-shaped members having cooling fluid channels, where the U-shaped members are mounted together in a stacked manner. Each cooling fluid channel includes an inlet and outlet orifice, where the orifices in the stacked U-shaped members align with each other. The modular assembly also includes a plurality of thermally conductive carrier plates, where a battery cell is mounted to and between opposing carrier plates. Side edges of the carrier plates are mounted in opposing retention slots in opposing U-shaped members where a cooling fluid channel in the U-shaped member is provided within the retention slot so that a cooling fluid flowing through the cooling fluid channel and the U-shaped members contacts the carrier plates and draws heat therefrom.

Abstract: A battery case includes a deformable lateral wall. The battery case is provided to receive at least one electrochemical energy storage device. An electrochemical energy storage device includes a cell frame, which partially surrounds the device and in some areas forms the outer wall of the battery case. The battery case also includes a case cover, by which at least one electrochemical energy storage device can be electrically contacted. A lateral wall forms at least in some areas the outer wall of said battery case, wherein the stiffness of said lateral wall is less than the stiffness of the cell frame. When there is a pressure difference between the inner space of the battery case and the environment around the battery case, the lateral wall is therefore deformed and the volume of the battery case increases. The lateral wall is connected at least in some areas to said cell frame in a gas-tight manner.

Abstract: An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises an enclosure, at least one battery array located within the enclosure comprised of one or more battery cells held in place between side rails and secured by end plates and mounting pins. The end plates also include flanges which secure the end plates behind the pins. The pin arrangement provides more secure holding and helps prevent torque loosening during operation. The battery array also includes cell retainers between each cell to reduce thermal transfer between cells, and an insulation liner between the battery cells and the side rails to improve creepage and clearance.

Abstract: Provided are a pouch type secondary battery capable of preventing corrosion of a metal layer due to exposure of the metal layer to the outside at a distal end of a case thereof, and a method for manufacturing the same.

Abstract: An electricity generation module including: a plurality of basic electrochemical cells; plates for supporting the basic cells, the support plates forming spacers for two consecutive basic cells; and a loading mechanism configured to maintain the relative position of the basic cells and the support plates by pressure.

Abstract: A battery module includes a plurality of battery cells aligned in one direction, first and second end plates, the plurality of battery cells being positioned between the first and second end plates, and a top plate covering top surfaces of the battery cells, the top plate including first and second ends connected to the first and second end plates, respectively, via first and second fastening portions, respectively, the first and second fastening portions being different from each other.

Abstract: A modular battery pack comprised of multiple modular batteries arranged in series, in parallel, or in series-parallel combinations is described. Each of the modular batteries is comprised of a first pair of opposed keyed side walls for series connection between adjacent modular batteries, and a second pair of opposed keyed side walls for parallel connection between adjacent modular batteries. The modular batteries are only able to connect to each other when the keys are matched and aligned. Additionally, the opposed end walls of the modular batteries have specifically configured terminals that prevent the possibility of making undesired connections between adjacent modular batteries.

Abstract: The invention relates to an insert (1), which can be inserted into a storage battery part (2) of an electrically operated tool, in particular a hand-guided tool with at least one handle for holding the tool, wherein the insert (1) comprises several battery cells (3), which are connected to one another in a current-conducting manner. According to the invention it is provided that the insert (1) has an openable housing (4) in which the battery cells (3) are inserted, wherein the battery cells (3) are connected in a current-conducting manner to conductor bars (5) attached to the inside of the housing (4). Furthermore, the invention relates to a storage battery part (2) with an insert (1) of this type as well as an electrically operated tool, comprising the storage battery part (2).

Abstract: A battery assembly includes a first cell and a second cell adjacent the first cell. A first insulator and a second insulator extend over and encapsulate first electrode and second electrode. A shell extends over the first and second insulators thereby encapsulating the first and second insulators. A mechanical connection is defined between the first insulator of the first cell and the second insulator of the second cell.

Abstract: A battery cover latching mechanism includes a housing member, a cover, and a latching assembly. The cover is detachably assembled to the housing member, and the latching assembly is mounted on the housing member and the cover. The cover includes two positioning blocks, and the latching assembly defines two latching holes located at opposite sides of the latching assembly. The positioning blocks are received within or removed out from the latching holes to lock or unlock the cover, respectively. Thus, the battery cover latching mechanism has simple structure and is easy to operate.

Abstract: Disclosed herein are a secondary battery including an electrode assembly for charging and discharging mounted in a sheathing member including a metal layer and a resin layer, wherein the secondary battery further includes a secondary battery having a molding part of a predetermined thickness at least partially formed at the outside of a sheathing member, preferably, at a sealing region of the sheathing member, and a medium- or large-sized battery pack including the same. The molding part is formed at the outside of the sheathing member of the secondary battery. Consequently, the secondary battery according to the present invention has high mechanical strength, and therefore, it is possible to construct a battery pack without using addition members, such as cartridges. When the molding part is formed at the sealing region, which is weak, the molding part increases the mechanical strength and the sealing force of the secondary battery.

Abstract: A battery module includes a plurality of battery cells arranged in a first direction, a first end plate adjacent a first outermost battery cell of the plurality of battery cells, a second end plate adjacent a second outermost battery cell of the plurality of battery cells, the second end plate being spaced apart from the first end plate along the first direction, a connecting member extending along the plurality of battery cells in the first direction, the connecting member having a first end connected to the first end plate and a second end connected to the second end plate, a first securing portion securing the first end of the connecting member to the first end plate, and a second securing portion securing the second end to the second end plate, the second securing portion having a different configuration from the first securing portion.

Abstract: A battery module including a plurality of battery cells aligned in one direction; and barriers interposed between respective battery cells, wherein the barrier has a shape that crosses at a central portion of the battery cell.

Abstract: A battery cover mechanism used in a portable electronic device includes a housing, a releasing assembly and a battery cover. The housing has an assembling surface, an accommodating portion disposed on the assembling surface and at least one latching slot disposed thereon. The battery cover defines a notch therethrough and comprises at least one latch disposed thereon corresponding to the latching slot of the housing for being detachably mounted on the housing. The releasing assembly is releasably assembled within the accommodating portion of the housing and partially accommodated within the notch of the battery cover to release the battery cover from the housing.

Abstract: A battery assembly having batteries connected in series to form rows and columns of battery cells into packs that combine the energy of multiple batteries. The battery cells are joined together to form columns of cells connected mechanically together by an exterior connection sleeve, and mechanically and electrically connected together by a conductive epoxy joining the end of one cell to the end of an adjacent cell in series. The columns of cells are mounted and held in place by racks, with bolts passing through the racks to form a sandwich structure that secures the position and orientation of the cells and columns, and that maintains the electrical connection between joined cells. Perpendicularly disposed to the direction of the columns are a series of conductive bands that join adjacent cells together along rows of cells.