Abstract: A pouch-type rechargeable battery and its method of manufacture includes: an electrode assembly having a resin layer attached to the outer surface of an electrode tap, and a pouch having a sealing part formed on the ends of the top and bottom thereof, housing the electrode assembly. The resin layer is positioned inside the sealing part and sealed by heat and pressure for preventing it from being exposed outside the sealing part. Thus, the pouch-type rechargeable battery is adapted to seal the resin layer in the sealing part, instead of exposing it outside the sealing part so as to reduce the longitudinal length of the battery, thereby improving the capacity of the battery.

Abstract: In a first embodiment, a pre-formed pouch is provided that includes a plurality of walls joined in order to define an aperture. An assembly may be inserted into the aperture, which may then be sealed. Further, the pre-formed pouch may be fitted to the shape or dimensions of the assembly that will be inserted. In a second embodiment, an assembly may be covered in a plurality of layers of material, such as first layer of plastic, a layer of metal, and then a second layer of plastic. Each of the coverings may be formed by dipping the assembly in plastic or metal (or other material), molding layers around the assembly, coating the assembly in the layers, vapor depositing plastic or metal (or other material) onto the assembly, and/or a combination of these operations.

Abstract: A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, a can having a hexahedral shape with one opened side to accommodate the electrode assembly therein, the can further including a first side surface and a second side surface, the second side surface being opposite to the first side surface, a cap plate sealing the opened side of the can, and an insulation film attached to at least one side surface selected from the first side surface and the second side surface.

Abstract: Printed electronics are increasingly becoming an important industry, thus innovations to integrate the various components and processes would be very useful to expand this industry. Disclosed are innovational concepts that would be very useful to accelerate this industry. Webs of printed electronics, antennas, power sources (cells/batteries), and assembly substrates can be merged together to form a completed electronic assembly that could be, for example, in label form or in a stand alone electronic device.

Abstract: An improved housing for a rolled-ribbon electrochemical device is provided. The housing comprises a fastener that aligns first and second cups during assembly and maintains electrode contact independent of external pressure on the housing eliminating the possibility of an open circuit state for a cell. In one alternative embodiment, the fastener comprises a stem that fits into a hollow tube and resists detachment from the tube. In another alternative embodiment, the fastener comprises a stem that fits into a grommet and resists detachment from the grommet. In yet another alternative embodiment, the fastener comprises a tube that fits into a grommet and resists detachment from the grommet.

Abstract: An outer packaging material for a battery includes a heat resistant stretched resin film layer as an outer layer integrally laminated on one of surfaces of an aluminum foil layer via a first adhesive layer. A thermoplastic unstretched resin film layer as an inner layer is integrally laminated on the other surface of the aluminum foil layer via a second adhesive layer. An adhesive strength between the inner layer and the aluminum foil layer is 4 N/15 mm-width to 30 N/15 mm-width, and an adhesive strength between the outer layer and the aluminum foil layer is 2 N/15 mm-width to 14 N/15 mm-width. As a thermoplastic unstretched resin film constituting the inner layer, a thermoplastic unstretched resin film having a sealing strength of two sheets of the thermoplastic unstretched resin films arranged one on the other and heat sealed exceeding 30 N/15 mm-width but not exceeding 110 N/15 mm-width is used.

Abstract: An electrode is provided with a metal terminal extending from a battery module main body, a bolt which has an expanded section configuring a retaining section at a rear end portion and penetrates the metal terminal upward, and an insulating body which insulates the metal terminal and the battery module case one from the other. The insulating body is provided with a drop preventing section which abuts at least a lower surface of the expanded section of the bolt and prevents the bolt from dropping from the metal terminal.

Abstract: An energy storage device having a container containing an electrolyte includes: a through hole formed in the container, for injecting the electrolyte; a sealing member that covers the through hole; and a full penetration weld portion formed by full penetration welding the sealing member to the container.

Abstract: A thin printed flexible electrochemical cell with a high moisture and oxygen barrier polymer film sealed and folded package featuring a printed cathode deposited on a highly conductive carbon printed cathode collector with a zinc foil anode or printed anode placed adjacent to the cathode. After the cell components are added to the special laminated polymer substrate, the web is processed automatically on a modified high-speed commercial horizontal pouch filling machine to complete the cell assembly process. In this process a starch coated paper separator layer may be inserted over the anode and the cathode, and then the aqueous electrolyte solution is added to the cell. To complete the process, all four edges of the cell are heat sealed to confine the cell components within the cell cavity and each cell is trimmed off the continuous web.

Abstract: A packaged battery, an assembled battery, and a film-covered battery, which can prevent a dangerous state involving a high-pressure gas filled in the film-covered battery while ensuring a sealing reliability, are provided. The Packaged battery includes film-covered battery 1 including a battery element and exterior films forming a sealed space housing the battery element, and holding member 10 holding film-covered battery 1. The sealed space includes a housing section housing the battery element, and a pocket communicating with the housing section to expand when the pressure in the sealed space increases. The pocket includes a safety valve which activates when the pocket expands. Holding member 10 includes an opening and a cavity fitting the housing section therein. When the housing section is fitted into the cavity, at least part of the pocket and the safety valve protrude to the outside of the holding member from the opening.

Abstract: Printed electronics are increasingly becoming an important industry, thus innovations to integrate the various components and processes would be very useful to expand this industry. Disclosed are innovational concepts that would be very useful to accelerate this industry. Webs of printed electronics, antennas, power sources (cells/batteries), and assembly substrates can be merged together to form a completed electronic assembly that could be, for example, in label form or in a stand alone electronic device.

Abstract: A composite anode active material, a method of preparing the composite anode active material, and a lithium battery including the lithium battery. According to the method of preparing the composite anode active material, carbon nanotubes are formed on a Si particle without a separate operation of applying a catalyst. Furthermore, high adherence is provided between the Si particle and carbon nanotubes, and therefore the composite anode active material is used as an anode material of the lithium battery.

Abstract: Electrochemical device and method for assembling an electrochemical device. The electrochemical device has an electrochemical module and an enclosure configured to enclose the electrochemical module. The enclosure has a first housing portion forming a first rim and being an insulative material and a second housing portion forming a second rim and being the insulative material, the first housing portion and the second housing portion at least partially forming, when the first rim substantially abuts the second rim, a volume configured to enclose the electrochemical device. The enclosure further has a crimp ring engaging the first rim and the second rim, the crimp ring securing the first housing portion with respect to the second housing portion and a grommet positioned between and contacting the first rim and the second rim. The enclosure is substantially sealed.

Abstract: A multi layer laminate sheet suitable to form a battery pouch is described. The laminate sheet includes a core metal layer, a sealant layer, and an insulating layer. The sealant layer is bonded to one surface of the core metal layer, and the insulating layer is bonded to the other surface of the core metal layer. The insulating layer has a width that is greater than the width of the core metal layer, such that the insulating layer extends past two edges of the core metal layer. When the pouch is formed by folding the laminate sheet, the insulating layer protects the edges of the core metal layer of the laminate sheet from being exposed around the edges or sides of the pouch. Other embodiments are also described and claimed.

Abstract: A secondary battery includes an electrode assembly having a first electrode plate electrically connected to a first electrode tab and a second electrode plate electrically connected to a second electrode tab and an outer casing housing the electrode assembly. At least one of the first electrode tab or the second electrode tab includes at least one first groove extending in a longitudinal direction.

Abstract: An energy storage device package is provided. The energy storage device package includes a bottom cover and a top cover connected to form a hollow chamber to accumulate an electrolyte, a first electrode and a second electrode formed on the top cover and which stretch from the top cover to the hollow chamber to contact the electrolyte, and a safety valve. The first electrode includes an opening and an exhaust channel that extends between the hollow chamber and the opening. When a gas pressure in the hollow chamber is smaller than or equal to a threshold value, the safety valve in the first electrode blocks the exhaust channel. When the gas pressure is larger than the threshold value, the gas pushes to open the safety valve and flows out from the hollow chamber through the exhaust channel and the opening.

Abstract: In an alkaline battery in which a positive electrode 2 made of manganese dioxide and a negative electrode 3 are contained in a cylindrical battery case 1 having a closed bottom with a separator 4 interposed between the positive and negative electrodes 2 and 3, and an opening 1b of the battery case 1 is sealed via a sealing plate with a gasket 5 interposed between the battery case 1 and the sealing plate, a thickness of a body 1a of the battery case 1 is in a range of 0.10-0.17 mm, and a half-width of a 110 plane of the manganese dioxide measured by powder X-ray diffraction is in a range of 2.30-2.70 degrees.

Abstract: A lithium ion battery containing conducting materials comprises a positive electrode, a negative electrode, a separator, an electrolyte, adhesives and sealing materials. The conducting materials in the positive electrode comprise metal carbides, metal borides or metal nitrides. The conducting materials in the negative electrode comprise metal carbides, metal borides or metal nitrides. The metal carbide is titanium carbonitride, tungsten carbide or titanium carbide, vanadium carbide, tantalum carbide, and eutectic of tungsten carbide and titanium carbide. The metal boride is molybdenum boride, tungsten boride or vanadium boride. The metal nitride is titanium nitride, tungsten nitride or tantalum nitride. The conducting materials in the positive electrode may also comprise powdered metals. The conducting materials in the negative electrode comprise powdered metals. The powdered metal is nickel powder, copper powder or chromium powder.

Abstract: Disclosed herein is a battery cartridge having a plate-shaped battery cell mounted therein, wherein the battery cartridge includes a pair of plate-shaped frames configured to fix opposite sides of the battery cell at the edge thereof in a state in which the sides of the battery cell are open, and each of the frames is provided at the inside thereof, disposed in contact with the edge of the battery cell, with an elastic pressing member configured to press the edge of the battery cell.

Abstract: Disclosed is a cathode material comprising a mixture of an oxide powder (a) defined herein and an oxide powder (b) selected from the group consisting of an oxide powder (b1) defined herein and an oxide powder (b2) defined herein and a combination thereof wherein a mix ratio of the two oxide powders (oxide powder (a): oxide powder (b)) is 50:50 to 90:10. The cathode material uses a combination of an oxide powder (a) and 50% or less of an oxide powder (b) which can exert high capacity, high cycle stability, superior storage stability and high-temperature stability, thus advantageously exhibiting high energy density and realizing high capacity batteries.

Abstract: A highly-reliable electrical storage device element and electrical storage device, in each of which on predetermined regions of predetermined end surfaces of a laminate forming an electrical storage component, sprayed end surface electrodes each having a high bond strength to the laminate are provided.

Abstract: A sealing case includes a main body with an opening, the main body including a housing space therein, a cover configured to cover the opening of the main body, a first fastening portion along an outer circumferential portion of the opening of the main body, a second fastening portion on the cover and corresponding to the first fastening portion, and a sealing member interposed between the main body and the cover, the sealing member having a ‘U’ shape and being fitted between the first fastening portion on the main body and a second fastening portion on the cover.

Abstract: A joint section where covering films 2a, 2b of film-covered battery 1 are heat-sealed together is formed with flat surface 6? having thickness t1 and groove 6 having thickness t2. Groove 6 serves to reduce the projection area of film-covered battery 1 by folding side 2c toward receiving section 2a1 with groove 6 serving as an edge, and groove 6 is made thinner than flat surface 6? by ?t=t1?t2. Therefore, the length of covering films 2a, 2b produced on outer side 6a is shortened as compared with the case of folding the portion that has thickness t1.

Abstract: Disclosed herein is a battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure mounted in a battery case together with an electrolyte in a sealed state, and a protection circuit module (PCM) electrically connected to the battery cell, wherein the PCM is provided with a safety device of which a circuit is cut off when temperature is high or a large amount of current flows.

Abstract: The present invention provides a lithium ion battery including a battery can, a battery cell received in the battery can, electrolyte filled in the battery can, and a battery cover sealing the battery can. The battery can is formed with a flange portion, and the battery cover is formed with a skirt portion corresponding to the flange portion. The skirt portion of the battery cover tightly wraps the flange portion of the battery can, and the skirt portion and the flange portion wrapped in the skirt portion are tightly wound and bent to the battery can, so as to realize desirable sealing between the battery can and the battery cover.

Abstract: A battery cell casing comprises a first casing element (1) with a first contact surface (7) and a second casing element (2) with a second contact surface (8). In an assembled position the first and second contact surfaces (7, 8) contact each other and the first and second casing elements (1, 2) encase active materials (9, 10) of a battery cell in an interior space. At least one seal layer is arranged between the first and second contact surfaces (7, 8) to seal the interior space, wherein one of first and second contact surface (7; 8) comprises a void volume layer and the other of first and second contact surface (7; 8) comprises a formable material layer, which fills voids on a surface of the void volume layer hermetically in the assembled position and forms the seal layer.

Abstract: The present invention is intended to provide a method of producing a sealing structure of a bipolar battery capable of improving the sealing capability by means of solidifying the joint between a resin collector comprising a thermosetting resin before the setting reaction and a sealing layer, a method of producing the bipolar battery, and the sealing structure of the bipolar battery and the bipolar battery. The method of producing the sealing structure of the bipolar battery comprises s step of producing the sealing assembly 80 by joining the first sealing layer 81 consisting of thermosetting resin before the thermosetting reaction with the second sealing layer 82 consisting of the thermoplastic resin, and a step of producing the collector assembly 90 formed by sealing the contact area of the sealing assembly and the resin collector 60 by joining the sealing assembly with the thermosetting resin after the thermosetting reaction.

Abstract: A flexible-envelope type battery and an electrically conductible sealing structure thereof and an assembling method thereof are provided. The battery includes an electrode pair, a flexible envelope and a pair of electrically conductible sealing structures. Each sealing structure includes a conductive terminal and a fixed member. The conductive terminal includes a bottom board and a protruding block, for conducting an electric current from the electrode pair to the outside. The bottom board is disposed within the flexible envelope and combined with the electrode pair. The protruding block is disposed on the bottom board for passing through and protruding from an upper surface of the flexible envelope. The fixed member is for tightly fixing the flexible envelope and the conductive terminal.

Abstract: The battery comprises a can, a cap, and a seal. The cap fits into the can to build a housing with a closed interior volume, and the seal sealing cap and can in relation to one another. A porous membrane spills the interior volume into two subcells with each subcell containing one or multiple layers of electrolyte and one or multiple layer structures. The latter comprise a conducting film at least partially coated with active material and contain one or more through-holes. The layer structure is parallel to the porous membrane and the conducting film is connected to either can or cap. This construction allows for a large area of contact between active material and electrolyte and as between electrolyte and porous membrane which result in a high performance of the battery.

Abstract: A sealing member and a battery comprising the sealing member are provided. The sealing member comprises a sealing part, an operation part having a supporting portion, an operation protrusion disposed on an upper surface of the supporting portion, and a deformable leg depending from a bottom surface of the supporting portion. The sealing member also comprises a connecting part connecting the sealing part and operation part. The sealing part has a maximum diameter greater than that of the connecting part.

Abstract: A battery comprises at least one battery cell on a support, the battery cell comprising a plurality of electrodes about an electrolyte, and having a surface. A thermoplastic material covers the surface of the battery cell, the thermoplastic material comprising a nitrogen permeability or oxygen permeability that is less than 20 cm3*mm/(m2*day). A cap covers the thermoplastic material.

Abstract: Provided is a pouch type secondary battery. In more detail, a pouch type secondary battery includes an electrode assembly, a pouch type battery case, a sealing part, and an exhaust part, wherein the exhaust part is formed to have adhesion weaker than that of the sealing part to release the sealing of the exhaust part when the pouch type secondary battery is swollen due to high pressure generated within the secondary battery under the conditions of overheating such as overcharging, internal short, and the like, thereby discharging materials in the pouch type secondary battery to the outside so as to secure safety of the pouch type secondary battery.

Abstract: An example includes a method including forming a battery electrode by disposing an active material coating onto a silicon substrate, assembling the battery electrode into a stack of battery electrodes, the battery electrode separated from other battery electrodes by a separator, disposing the stack in a housing, filling the interior space with electrolyte, and sealing the housing to resist the flow of electrolyte from the interior space.

Abstract: A housing (610, 620) for a button-type battery (?) includes a cavity with resilient conductive terminals (300, 400) therein and a door (500) opposite the terminals (300, 400). When a battery (?) is pushed inside the cavity and the door (500) is moved to its closed position, the resilient terminals (300, 400) hold the battery (?) in place, applying a force urging the battery (?) against the door (500) to better maintain electrical contact. When the door (500) is moved to its open position, the resilient terminals (300, 400) push the battery (?) at least one fifth of its diameter out of the cavity, so a user can pull out the battery (?) by hand and change the battery (?) easily.

Abstract: A secondary battery includes an electrode assembly; a can containing the electrode assembly and including a plate, a wall extending from the plate in a first direction to a first end and defining a first cavity having a first opening opposite the plate, and a first extension wall extending from the first end in the first direction to a second end, the first extension wall defining a second cavity having a second opening opposite the plate; and a cap assembly including a cap plate and sealing the first cavity at the first opening.

Abstract: A cylindrical battery gasket that will not functionally deteriorate in absorbing stress caused by the gasket extending radially upon the battery being sealed is provided with a boss part with a central hole through which a negative electrode collector is inserted, a canister contact part that is affixed in place and in contact with a cathode canister, a disk-shaped part that is provided to connect the boss part to the canister contact part, and a stress buffering part that is provided on the way to the disk-shaped pat. The stress buffering part has a first bent part and a second bent part, both of an acute angle, and is set nearer the center of the cathode canister than to the positive electrode mixture, upon the gasket being installed in the cathode canister.

Abstract: An electronic device may include subassemblies such as battery structures, electromagnetic shielding structures, and button structures. The electromagnetic shielding structures may include a conductive fence and a flexible shielding layer that covers electronic components. The electromagnetic shielding structure may be formed with a recess that receives a protruding portion of a battery. The recess may be formed from a multi-level shielding structure that includes rigid and flexible portions. The button structures may be mounted to a ledge that is formed as an integral part of a device housing. An electronic device battery may be enclosed in a protective battery sleeve. The battery sleeve may include a center portion that encloses the battery and peripheral portions that are folded and coupled to the center portion by adhesive material interposed between opposing surfaces of the folded peripheral portions and the center portion of the battery sleeve.

Abstract: A battery module includes a hermetically sealed battery cell assembly. The battery cell assembly includes a housing and an electrochemical cell disposed in the housing, wherein the housing includes a fill hole configured to receive electrolyte into the battery cell assembly. The battery cell assembly also includes a seal disposed over the fill hole and ultrasonically welded to an annular portion of the housing around the fill hole.

Abstract: A secondary battery that includes a can, an electrode assembly accommodated in the can together with an electrolytic solution, a cap assembly sealing the can, and an insulation member. The insulation member is interposed between the electrode assembly and the cap assembly. The insulation member includes a heat shrinkable material.

Abstract: A portable electronic device comprises an electromechanical module having an actuator for positioning a mechanical element between first and second positions, and a controller coupled to the electromechanical module. The controller is configured to detect a mechanical event coupling to the electromechanical module, select an actuation signal to position the mechanical element in a safe position between the first and second positions, and transmit the selected signal, such that the mechanical element is positioned in the safe position during the event.

Abstract: A composite anode active material, a method of preparing the composite anode active material, and a lithium battery including the lithium battery. According to the method of preparing the composite anode active material, carbon nanotubes are formed on a Si particle without a separate operation of applying a catalyst. Furthermore, high adherence is provided between the Si particle and carbon nanotubes, and therefore the composite anode active material is used as an anode material of the lithium battery.

Abstract: A rechargeable battery and its fabrication method prevents electrical shorts between the electrode plates by decreasing shrinkage of the separator, the battery includes: an electrode assembly including: a wound electrode jelly roll having a first electrode plate with a first electrode tab attached thereto, a second electrode plate with a second electrode tab attached thereto and a separator interposed between the first electrode plate and the second electrode plate, and an upper tape arranged to surround an upper end of the electrode jelly roll where the first electrode tab and second electrode tab extend outward therefrom; a case having an upper end opening arranged to receive the electrode assembly and an electrolyte; and a cap assembly arranged to seal the upper end opening of the case after the electrode assembly has been received in the case; the upper tape is attached to the upper end of the electrode jelly roll and surrounds the separator adjacent to an end of an innermost electrode plate of the first

Abstract: A secondary battery includes an electrode assembly in which a cathode plate and an anode plate are arranged with a separator being interposed therebetween, a case in which the electrode assembly is received, a cap assembly capable of sealing an open end of the case, a gasket interposed between the case and the cap assembly, and a leakage prevention portion formed at one surface of the gasket and/or one surface of the cap assembly, which is oriented toward the electrode assembly and contacted with the gasket.

Abstract: A secondary battery may include an electrode assembly, the electrode assembly including first and second electrode plates and a separator interposed between the electrode plates; a battery case, the battery case including an accommodating part and a sealing part formed along an edge of the accommodating part, the accommodating part accommodating the electrode assembly; an insulating member attached to the sealing part, the insulating member covering and insulating the sealing part; and an alignment mark on at least one region of the sealing part, the alignment mark identifying a position on the sealing part at which a predetermined portion of the insulating member is aligned, wherein a non-insulating part of the sealing part extends past the insulating member.

Abstract: A laminate-packaged electric storage device includes an outer package, an electric storage device element, and an electrolyte solution, the outer package formed by stacking and seal-tight bonding outer package films along a bonding section formed in an outer edge area of the outer package films, the electric storage device element and the electrolyte solution being held in a receiving section formed inside the outer package. A non-bonding section surrounded by the bonding section and communicating with the receiving section is formed in the outer edge area, an opening is formed through at least one outer package film, and a seal section is formed to surround the opening formed in an area of the non-bonding section, the outer package films bonded in the seal section, and the opening formed in the area of the non-bonding section at a position other than a center position.

Abstract: Disclosed is a secondary battery, which includes: an electrode assembly; a can receiving the electrode assembly; and an insulation case provided at an upper part of the electrode assembly inside the can, where a stepped part thinner than the can is formed on an inner surface of an upper part of the can. The insulation case can be inserted to the stepped part and the cap plate can be seated on a second stepped part formed at the upper part of the stepped part and can have protrusions that contact the stepped part. The insulation case and cap plate are stably assembled to the can, thereby improving reliability of the process to weld the cap plate to the upper part of the can.

Abstract: A secondary battery includes an electrode assembly having a positive electrode tab and a negative electrode tab, a can housing the electrode assembly, a cap assembly sealing a top opening of the can, and a protective circuit module in a space between the cap assembly and the electrode assembly.

Abstract: A nonaqueous electrolyte secondary battery according to an embodiment of the invention includes: a flat electrode assembly including a positive electrode and a negative electrode; a bottomed prismatic hollow outer can storing the flat electrode assembly and a nonaqueous electrolyte and having an opening portion; and a sealing plate sealing the opening portion of the hollow outer can. The flat electrode assembly has a portion, other than the side facing the sealing plate, covered with an insulating sheet. The nonaqueous electrolyte contains lithium difluorophosphate (LiPF2O2) at the time of making the nonaqueous electrolyte secondary battery. The outer surface area of a battery outer body including the hollow outer can and the sealing plate is 350 cm2 or more. This nonaqueous electrolyte secondary battery has excellent output characteristics in a low temperature environment.

Abstract: A nonaqueous electrolyte secondary battery according to an embodiment of the present invention is a prismatic nonaqueous electrolyte secondary battery with a battery capacity not less than 15 Ah. The nonaqueous electrolyte secondary battery includes an electrode assembly, a nonaqueous electrolyte, and a container. The electrode assembly includes a positive electrode, a negative electrode, and a separator. The negative electrode is opposed to the positive electrode. The separator is disposed between the positive electrode and the negative electrode. The nonaqueous electrolyte contains lithium bis(oxalato)borate (LiBOB). The container houses the electrode assembly and the nonaqueous electrolyte. At least part of the container is formed using stainless steel.

Abstract: A nonaqueous electrolyte secondary battery includes: a stacked electrode assembly formed by stacking a plurality of layers of a positive electrode plate and a plurality of layers of a negative electrode plate with a separator interposed therebetween; a nonaqueous electrolyte; and an aluminum laminated outer body that stores the stacked electrode assembly and into which the nonaqueous electrolyte is poured. The positive electrode plate contains a positive electrode active material. The negative electrode plate contains a negative electrode active material. The stacked electrode assembly includes an inorganic particle layer containing a binder and inorganic particles between the positive electrode plate and the separator or between the negative electrode plate and the separator, or both. The nonaqueous electrolyte is also prepared by adding LiPF2O2 thereto.