Abstract: A frame for a battery cell includes a main body with an aperture configured to receive the battery cell. A header is disposed at an end of the main body. The header including a plurality of electrically conductive pins disposed through the header. The electrically conductive pins are configured to cooperate with pins in an adjacent frame.

Abstract: A vehicle propulsion system comprising a plurality of solid state rechargeable battery cells configured to power a drivetrain. In accordance with once aspect of the invention, a transportation system that is powered at least in part by electricity stored in the form of rechargeable electrochemical cells. According to an embodiment of the present invention, these cells are combined in series and in parallel to form a pack that is regulated by charge and discharge control circuits that are programmed with algorithms to monitor state of charge, battery lifetime, and battery health.

Abstract: A cell wiring module is configured to include a plurality of connection members connecting adjacent electrode terminals of a plurality of single cells having positive and negative electrode terminals. The cell wiring module includes a first unit housing a housed connection member, and a second unit connected to the first unit by a linking connection member different from the housed connection member. Sliding occurs in the connection direction of the connection members between the linking connection member for connection and at least one of the first unit and the second unit.

Abstract: The invention relates to a rechargeable battery pack, in particular for an electrical hand tool device, comprising at least two series-connected rechargeable battery cells (20) and/or rechargeable batter cell blocks and an electronics unit having a printed circuit board (14), wherein sheet metal conductors (16) for electrically connecting the series-connected rechargeable battery cells (20) and/or rechargeable battery cell blocks are provided, wherein the sheet metal conductors (16) are connected directly to the printed circuit board (14).

Abstract: A conductive electrode terminal connecting member configured to electrically connect plate-shaped secondary battery cells (‘battery cells’) constituting a battery module to each other is provided. The electrode terminal connecting member includes a left-wing connection part to which electrode terminals of left-side battery cells are connected so as to achieve electrical connection in series or in series and in parallel between the battery cells, and a right-wing connection part to which electrode terminals of right-side battery cells are connected so as to achieve electrical connection in series or in series and in parallel between the battery cells. The left-wing connection part is provided with slits through which the electrode terminals of the respective battery cells are inserted, and the right-wing connection part is provided with slits through which the electrode terminals of the respective battery cells are inserted.

Abstract: An electrode structure for use in an energy storage device comprising a population of electrodes, a population of counter-electrodes and a microporous separator separating members of the electrode population from members of the counter-electrode population. Each member of the electrode population comprises an electrode active material layer and an electrode current conductor layer, and each member of the electrode population has a bottom, a top, a length LE, a width WE and a height HE, wherein the ratio of LE to each of WE and HE is at least 5:1, the ratio of HE to WE is between 0.4:1 and 1000:1, and the electrode current collector layer of each member of the electrode population has a length LC that is measured in the same direction as and is at least 50% of length LE.

Abstract: A battery is provided with a plurality of unit cells each having a tab, a bus bar connecting the tab of one of the plurality of unit cells and the tab of another one of the plurality of unit cells, and a plurality of welding points disposed on a center of gravity of an area, in which the bus bar and the tab are overlapped, or a vicinity thereof, and at least one position of line segments, radiately extending from the center of gravity, or a vicinity thereof, such that the bus bar and the tab are connected to one another at the plurality of welding points.

Abstract: A rechargeable battery (1) for hand-guided electromechanical tools, having a plurality of rechargeable battery cells (10) which are electrically connected to one another by means of electrical cell connectors (110), wherein the electrical cell connectors (110) are fixed to a cell connection frame (120), which is provided on one pole side (19) of the rechargeable battery cells (10), for the purpose of simplified mounting of the electrical cell connectors (110) on the rechargeable battery cells (10). Furthermore, an electromechanical tool, in particular a cordless screwdriver, a drill, a circular saw, a jigsaw, a sander, a garden appliance, having a rechargeable battery (1) according to the invention.

Abstract: A high voltage battery for a motor vehicle and which includes cells and a system for controlling and monitoring the cells and the functioning of the battery system.

Abstract: A bipolar lithium-ion electrochemical battery having increased capacity.

Abstract: A battery having a plurality of cell pairs arranged in an array is disclosed. The cells pairs are coupled longitudinally. Sense leads are provided on the ends of cell pairs to obviate providing a sense lead proximate the junction of the cell pair.

Abstract: A battery cell module includes an enclosure having an electrically non-conductive perimeter and at least one cover formed from a thermally conductive material. The cover has a substantially flat inner surface and sealingly engages the electrically non-conductive perimeter. A plurality of series-interconnected battery cells are placed together into facing contact with each other, an exterior one of the battery cells in facing contact with the inner surface of the cover to facilitate heat transfer therethrough and to provide a desired compression against the series-interconnected battery cells. A first end of the series-interconnected battery cells includes a positive terminal end, and a second end of the series-interconnected battery cells including a negative terminal end, the series-interconnected battery cells the positive and negative terminal ends extending through the electrically non-conductive perimeter.

Abstract: The electrode stack of an electrochemical cell for a battery includes at least one separator band and a first number of first electrodes of first polarity, wherein the separator band is disposed in a Z-fold such that a first number of spaces of first electrode receiving spaces are formed. The first electrodes exhibiting a first limb and a second limb as well as a connecting region are configured such that the respective first limb and second limb of the first electrodes are arranged in the first electrode receiving spaces formed by the separator band.

Abstract: A battery module 100 includes a plurality of cells aligned and accommodated in a case 10, wherein a positive electrode external terminal 20 and a negative electrode external terminal 21 which are connected to electrodes of the plurality of cells are disposed in parallel on a first side surface 11 of the case 10 at a predetermined interval, a pair of recessed sections 30, 31 are formed on a second side surface 12 adjacent to the first side surface 11 of the case 10 at a same interval as the predetermined interval, a first portion 51 of an L-shaped electrode piece 50 is selectively attachable to the positive electrode external terminal 20 or the negative electrode external terminal 21, and a second portion 52 of the electrode piece 50 is selectively attachable to any one of the pair of recessed sections 30, 31.

Abstract: In an electrochemical energy store having a multiplicity of electrochemical cells (2) and intermediate elements (7-17) between in each case two adjacent electrochemical cells or between an electrochemical cell and a housing wall, said intermediate elements are composed of an extinguishing agent or an extinguishing agent additive or comprise or have an extinguishing agent or an extinguishing agent additive.

Abstract: An embodiment is directed to a battery module, including a first battery having a first terminal, the first terminal including a first metal, a second battery having a second terminal, the second terminal including a second metal different from the first metal, and a connecting member electrically connecting the first terminal to the second terminal, the connecting member having a first portion and a second portion, a face of the first portion being joined to a face of the second portion, a nugget zone being disposed where the face of the first portion meets the face of the second portion, the first portion including a third metal, the second portion including a fourth metal, and the fourth metal being different from the third metal.

Abstract: The present disclosure relates to a lithium-ion solid battery, and a synthesis method and a synthesis device thereof. The synthesis method comprises a synthesis step for a current collector, a synthesis step for a cathode, a synthesis step for a diaphragm and a synthesis step for an anodee, wherein at least one of the steps is accomplished through on-site spray synthesis, and the on-site spray synthesis comprises a process of spraying a molten lithium metal. In the aforesaid way, the manufacturing process flow of the lithium-ion solid battery can be simplified.

Abstract: A hand tool battery device having at least a first, a second, and a third battery cell as well as at least one one-piece cell connector is described. The connector electrically and conductively connects at least the first battery cell and the second battery cell. It is provided that the hand tool battery device has a flexible cell connector which electrically and conductively connects the first battery cell and the second battery cell at least to the third battery cell.

Abstract: The present invention relates to a lithium ion battery employed by connecting the positive electrode side to a negative electrode portion made of Cu or a Cu alloy by a bus bar made of Al or an Al alloy and provides a negative electrode terminal for a lithium ion battery capable of providing sufficient bonding strength between the negative electrode portion and the bus bar when the negative electrode portion and the bus bar are metallurgically bonded to each other by resistance welding or the like, for example. This negative electrode terminal for a lithium ion battery is made of a clad material having a first metal layer made of Al or an Al alloy and a second metal layer made of Cu or a Cu alloy bonded to each other through a reaction-suppressing layer suppressing a reaction therebetween.

Abstract: A rechargeable battery and rechargeable battery module, the rechargeable battery including a case housing an electrode assembly, a cap plate sealing the case, at least one first insulator disposed on an outer surface of the cap plate, a pair of electrode terminals penetrating the cap plate and the first insulator, and a bus bar coupled to one of the electrode terminals, wherein the cap plate and first insulator include a first joining unit coupling the first insulator and the cap plate and the first insulator and bus bar include a second joining unit selectively coupling the first insulator and the bus bar.

Abstract: Disclosed herein is a middle- or large-sized battery module having a structure in which two or more plate-shaped secondary battery cells (‘battery cells’) are arranged in a lateral direction thereof, wherein the battery cells have electrode terminals arranged in the same direction, plate-shaped electrode terminal connecting members to electrically connect the battery cells to one another are electrically connected to oriented surfaces of the electrode terminals of the battery cells, each of the electrode terminal connecting members is provided at a top and/or bottom thereof with a coupling structure to interconnect electrode terminal connecting members, and at least one end of an insulating joint member coupled in the coupling structure is supported by a module case.

Abstract: A battery pack having an improved a coupling force between a battery cell and a connecting bar of a connecting structure. The connecting structure includes at least one battery cell, a connecting bar electrically connected to the battery cell, a welding region formed at a connecting area of the battery cell and the connecting bar, and an anisotropic conductive film formed at the outer periphery of the welding region and connecting the battery cell and the connecting bar to each other.

Abstract: Disclosed herein is a battery module including two or more plate-shaped battery cells sequentially stacked, wherein each of the plate-shaped battery cells is constructed in a structure in which an electrode assembly of a cathode/separator/anode structure is mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer, and a heat exchange member, including a plurality of heat exchange plates and a frame to which the heat exchange plates are connected, is mounted at one side of a stack of the battery cells for removing heat generated from the battery cells during the charge and discharge of the battery cells.

Abstract: A battery pack comprises a battery module disposed inside a case, the battery module including a plurality of battery units, each including first and second lead tabs which protrude outside of each battery unit and which have bent portions. An insulation plate includes a plurality of ribs, wherein the bent portions of the lead tabs extend over the ribs, and a plurality of bus bars are disposed over the lead tabs and electrically connect the battery units serially with each other, the bus bars being fixed to the ribs.

Abstract: An assembled battery is provided which can improve output density. Four unit cells are connected in series by a connection member 40 composed of a stacked metal plate obtained by stacking two metal plates 40a and 40b. The metal plate 40a is one of copper and aluminum while the metal plate 40b is nickel. Since the volume electrical resistance of both copper and aluminum is less than half that of nickel, the overall electrical resistance of the connection member 40 is lowered. Both end portions of the connection member 40 are joined to external electrode terminals by resistance welding so that the weld joint is formed from either a Cu—Ni or Al—Ni low resistance binary alloy.

Abstract: An electrode lead is applied as a part of at least one of a cathode lead and an anode lead of a secondary battery and includes a first metal plate and a second metal plate spaced apart from each other with a gap therebetween and having coating layers formed on the surfaces thereof except for surfaces of end portions thereof facing each others, and a metal bridge made of material having a lower melting point than the first metal plate and the second metal plate and buried in the gap so that the end portions are not exposed. In this case, if an overcurrent flows through the electrode lead, a portion of the metal plate at which a metal bridge is formed is rapidly broken to irreversibly interrupt the overcurrent flowing at the secondary battery without giving a substantial influence on the temperature of the secondary battery.

Abstract: The present disclosure includes a lead-acid battery having higher specific power and specific energy than prior known lead-acid batteries. A lead-acid electrochemical storage device is provided, comprising a specific power of between about 650 and about 3,050 Watts/kilogram; and a specific energy of between about 10 and about 80 Watt-hours/kilogram. In some embodiments, the device has a cycle life of greater than 150 cycles and is adapted for use in a vehicle application. The application comprises stop/start or the partial or complete electrification of the vehicle propulsion system. The device may have a bipolar or pseudo-bipolar design, multiple cells disposed within a common casing, and the cells are connected ionically within each cell and electronically between cells.

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: According to one embodiment provides an assembled battery which comprises electric cells each having a protruding electrode terminal, a bus bar which is connected to the electrode terminal, also electrically connected to the electrode terminal, and comprises an accommodating portion that has an opening and accommodates the electrode terminal along a protruding direction of the protruding portion from the opening, and a protruding portion which is formed on one of a peripheral surface of the electrode terminal along the protruding direction and an inner surface of the accommodating portion along the protruding direction, protrudes toward the other of the peripheral surface and the inner surface, extends in the protruding direction, and comes into contact with the other.

Abstract: In this assembled battery, connections between electrode terminals of electrical cells and connection members for the electrode terminal are reliably maintained for a long period of time. The electrode terminal is formed in a tapered pillar shape whose width decreases from the front end of the electrode terminal toward a battery case. Also, a groove, which is shaped from the front end toward the battery case and divides at least a portion of the front end into segmented portions, is provided to the electrode terminal. The segmented portions are elastically deformable to move close to or away from each other. The bus bar (connection member for the electrode terminals) includes a through-hole whose width decreases from the front end of the electrode terminal toward a battery case. The bus bar is fitted to the electrical terminal, by elastically deforming and moving the segmented portions close to each other.

Abstract: An electrochemical device including a housing and a stack of electrochemical cells in the housing. Each electrochemical cell includes an anode electrode, a cathode electrode, a separator located between the anode electrode and the cathode electrode and an electrolyte. The electrochemical device also includes a current collector located between adjacent electrochemical cells, an anode bus operatively connected to the anodes of the electrochemical cells in the stack and a cathode bus operatively connected to the cathodes of the electrochemical cells in the stack. The housing, the anode electrode, the cathode electrode, the separator, the anode bus and the cathode bus are non-metallic.

Abstract: Disclosed herein are an electrode assembly and a composite electrode assembly mounted in a battery case of a secondary battery. The electrode assembly and the composite electrode assembly have a stair-like structure. The stair-like structure is formed based on the curvature of a device to utilize a dead space of the device, thereby improving the capacity of the device per unit volume.

Abstract: An element body having a plurality of positive electrode layers, a plurality of negative electrode layers, and separator layers each interposed between adjacent positive and negative electrode layers. A package includes a box-like package body portion containing the element body, and a flat package edge portion connected to the package body portion. A positive electrode terminal and a negative electrode terminal are bent at terminal body portions extending outward from the package edge portion to form a positive-electrode bent portion and a negative-electrode bent portion, respectively. The bent portions are joined to the package edge portion, with joining members.

Abstract: The soldering connector according to the present invention, which electrically connects a plurality of unit cells to each other, comprises a lead-free alloy including tin (Sn) and copper (Cu). According to the present invention, when a secondary battery overheats due to the malfunction thereof, electrical connection between unit cells comprised in a battery module rapidly disconnects under a relatively low temperature and current range, thereby ensuring the safety of the secondary battery.

Abstract: A thin film battery package includes: a case having an open top side and defining a predetermined space therein, wherein the case has one side at which first and second electrodes formed of a metal material are exposed and electrically connected to the outside; a battery block on which a plurality of unit batteries are stacked so that the plurality of unit batteries is electrically connected between a first terminal and a second terminal, wherein the battery block is seated within the case so that the first and second terminals of the unit battery disposed at one end thereof are electrically connected to the first and second electrodes; and a cover sealed and coupled to the top surface of the case.

Abstract: An apparatus includes a thermal strap that connects a first terminal of a first battery cell and a second terminal of a second battery cell. The thermal strap has high thermal and electrical conductivity. A wall link connects the thermal strap to a wall having high thermal conductivity. The wall link includes a first portion having high thermal and electrical conductivity and a second portion having high thermal conductivity but low electrical conductivity. The second portion is located between the first portion and the wall.

Abstract: A power supply system including a plurality of batteries includes a busbar, a terminal and a busbar module. The busbar connects a first electrode of one of the batteries with a second electrode of another one of the batteries. The terminal is mounted on the busbar and is contacted with the first electrode. The busbar module has a bulkhead defining a space accommodating the busbar. A locking member is extended from the bulkhead into the space and restricts the busbar. An abutment portion is provided at an edge part of the terminal. The abutment portion abuts the locking member when the terminal is rotated about the first electrode.

Abstract: The disclosure is directed to an assembled battery that includes a plurality of battery modules and unit cells. The unit cells of each battery module are electrically connected through a plurality of collars placed around a shaft member that secures the battery modules. The shaft member may also electrically connect the unit cells in some embodiments. In other embodiments, axial force from the securing shaft member deforms the collars to create the electrical connections. Alternative embodiments include engagement members secure the battery modules in order to eliminate the need for axial force from a shaft member to complete the assembled battery.

Abstract: A rechargeable battery adapted to prevent or reduce overcharge. A rechargeable battery includes a case containing an electrode assembly; a cap plate coupled to the case and sealing an opening of the case; a first electrode terminal connected to a first electrode of the electrode assembly and electrically connected to the case; a second electrode terminal connected to a second electrode of the electrode assembly and electrically insulated from the case when a pressure inside the case is less than a threshold pressure; and a short-circuit unit including a short-circuit member connected to the second electrode terminal, the short-circuit unit adapted to short-circuit the second electrode terminal to the case by swelling a portion of the case to contact the short-circuit member when the pressure inside the case is equal to or greater than the threshold pressure.

Abstract: A battery pack for use in a vehicle may comprise battery cells, with each of the battery cells including a main body and a foil cell tab extending from the main body, with the battery cells arranged into a first set and a second set; an interconnect having a first leg, a second leg, and a bridge connecting the legs; first weld locations securing the foil cell tabs of the first set of battery cells to the first leg; and second weld locations securing the foil cell tabs of the second set of battery cells to the second leg. The foil cell tabs or the legs of the interconnect or both may include relief slots extending between the weld locations. Also, the thickness of a set of the tabs may be equal to the thickness of the leg to which they are welded.

Abstract: The invention relates to a battery pack (1) for electric vehicles or vehicles with an electric hybrid drive. The battery pack (1) according to the invention comprises a battery housing (2) and battery cells, which are arranged within the battery housing (2), are self-contained and are electrically connected to one another in order to achieve a desired terminal voltage. A plurality of battery cells are in each case arranged at a distance from one another in a fastening frame (6) and in each case form cell modules (4). The cell modules (4) are in each case arranged on fastening elements, which pass through the battery housing (2), the fastening elements, being in the form of spacers between the cell modules (4) and, with the battery housing (2), forming a bearing unit.

Abstract: The present invention provides a rechargeable battery. The battery includes a honeycomb separator which defines therein a plurality of cells separated from adjacent cells by thin, non-porous cell walls of a substantially non-porous, alkali ion conductive ceramic membrane material. The battery includes a plurality of positive electrodes, each positive electrode being disposed in a respective positive electrode cell of the honeycomb separator. Each positive electrode cell contains a positive electrode electrochemical material that undergoes electrochemical reduction during battery discharge and electrochemical oxidation during battery charge. Negative electrodes are disposed in respective negative electrode cells of the honeycomb separator. Each negative electrode cell contains a negative electrode electrochemical material that undergoes electrochemical oxidation during battery discharge and electrochemical reduction during battery charge.

Abstract: Disclosed is a battery pack that makes it possible to decrease a lead time of an insulating tape attaching process, and re-attach an insulating member. The battery pack includes a plurality of battery cells, a protection circuit module that controls charging and discharging of the battery cells, a first connecting plate electrically connecting the battery cells to each other, a second connecting plate electrically connected to the first connecting plate, and bent from the first connecting plate; and an insulating member disposed between the battery cell and the first and second connecting plates. The insulating member includes a first region placed between neighboring ones of the battery cells, and a plurality of second regions that are bent from the first region and are placed on outer surfaces of the neighboring battery cells, respectively.

Abstract: A battery module having improved interconnection members to connect rechargeable batteries together and to minimize an increase in a volume of the battery module includes: first and second rechargeable batteries, each having an electrode assembly including a first electrode, a second electrode, and a separator interposed therebetween, and a casing to contain the electrode assembly; a first interconnection member arranged on an upper side surface of the casing of the first rechargeable battery and electrically connected to the first electrode of the first rechargeable battery; and a second interconnection member arranged on a lower side surface of the casing of the second rechargeable battery and electrically connected to the second electrode of the second rechargeable battery, the second interconnection member being connected to the first interconnection member.

Abstract: A plurality of rectangular plate-like negative electrodes and a plurality of rectangular plate-like positive electrodes are laterally stacked so as to face each other alternately with rectangular plate-like separators being respectively interposed therebetween, and are housed in a battery container formed of an aluminum alloy. The inner surface of the battery container is insulated by forming an alumite coating film thereon. Rectangular tabs (lead wires) for drawing a current from the positive electrodes are connected to one another via a tab lead, and rectangular tabs for drawing a current from the negative electrodes are connected to one another via a tab lead.

Abstract: The electrode plate for use in an electrochemical battery is made of a casting; a planar portion; a perimeter and a bus bar extending along a portion of that perimeter. The planar portion and the bus bar are integral parts of the aforesaid casting. The electrode plate is made of lead when used in a lead-acid battery or of other electrode material capable of being formed by casting, when used in other types of batteries. More specifically, the electrode plate has a rectangular shape and a higher-current-density side, and the aforesaid bus bar extends over three adjacent sides of the rectangular shape including the higher-current-density side.

Abstract: A battery module includes first supporting members on first terminals of a plurality of batteries, second supporting members on second terminals of the plurality of batteries, the second supporting members having different heights from the first supporting members, and a bus bar that electrically connects a first terminal of a first one of the plurality of batteries to a second terminal of a second one of the plurality of batteries. The bus bar includes a first connection part that is supported on the first supporting member, a second connection part that is supported on the second supporting member, and a third connection part that forms an angle with respect to the first connection part and the second connection part.

Abstract: The present invention relates to a method for preparing a completely solid Li-ion battery having a solid state body wherein the battery is assembled in a single step by stacking at least one layer of a powder mix including a positive electrode active material and a solid electrolyte, at least one intermediate layer of a solid electrolyte and at least one layer of a powder mix including a negative electrode active material and a solid electrolyte, and simultaneous sintering of the three layers at a pressure of at least 20 MPa, under pulsating current. The invention also relates to the Li-ion battery obtained by such a method.

Abstract: Provided are: a battery module which not only facilitates the work of serial and/or parallel coupling a plurality of stacked cell cartridges but also improves safety for workers during the coupling work; and a method for assembling battery modules.

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.