Abstract: A packing material for a lithium cell of the present invention includes a first adhesive layer, an aluminum foil layer, a coating layer, an adhesive resin layer or a second adhesive layer, and a sealant layer laminated sequentially onto one surface of a base material layer, wherein the coating layer includes a layer (A) in which 1 to 100 parts by mass of a phosphoric acid or a phosphate has been blended into 100 parts by mass of a rare earth element based oxide.

Abstract: The invention is sealing plastic accumulator cover used in accumulators (1) so called as maintenance-free accumulator (1) having a secondary cover (4) on the body cover (3) and it is characterized in that it consists of at least one locking clamp (4.1) located on the said secondary cover (4) in order to provide fixing the said secondary cover (4) onto the said body cover (3) without use of welding and/or hot adhering, at least one clamp housing (3.1) located on the said body cover (3) and housing the said locking clamp (3.1), at least one sealing member (7) located between the said secondary cover (4) and the said body cover (3) in order to provide inner and/or external sealing of the said secondary cover (4) and the said body cover (3).

Abstract: A polymer battery pack assembly comprising a mounting frame having a first cavity defining a first mounting location and a second cavity defining a second mounting location, the first and second cavities being separated from each other; a top case mounted on the second mounting location, the top case having a third cavity defining a third mounting location; a lithium polymer battery cell mounted within the first mounting location, the battery cell having a positive tap and a negative tap extending beyond the first cavity towards the second mounting location; and a protection circuit module mounted in the third mounting location, the protection circuit module being electrically connected to the positive tap and the negative tap when the top case is mounted to the mounting frame such that the protection circuit module fits into said second cavity.

Abstract: A secondary battery in which bending of a portion of long sides of a cap assembly is prevented or reduced during insertion of the cap assembly into a can. A secondary battery includes a can having an opening and accommodating an electrode assembly, and a cap assembly sealing the opening of the can and including a cap plate including long sides and short sides extending between the long sides, wherein ductility of the short sides of the cap assembly is greater than that of portions of the cap plate other than the short sides.

Abstract: A secondary battery includes a battery can 1 and a battery lid that seals an opening of the battery can 1. In a space defined by the battery can 1 and the battery lid 3, a power generation element group 6 formed by winding a positive plate and a negative plate are disposed. The battery can is formed in a shallow, bottomed rectangular shape, in which a length of one side perpendicular to a bottom of the shallow bottomed rectangle is smaller than lengths of other two sides. In the opposite ends of the power generation element group 6, uncoated sections 6A and 6B where no active material mix is coated are exposed. The power generation element group 6 is disposed so that the uncoated sections 6A and 6B are positioned directly above the through holes 1B. The connection members electrically and mechanically connected to the uncoated sections 6A and 6B are included to provide electrical continuity with an outside of the battery through the through holes 1B.

Abstract: A rechargeable battery includes a housing, a plurality of cells within the housing, and a cover which closes the housing. The battery also includes a plurality of filling openings arranged in the cover separated from one another by a distance and a plurality of plugs. Each of the plurality of plugs is configured to close one of the plurality of filling openings. A flexible connecting element connects at least two of the plugs. The flexible connecting element is configured such that the distance between the plugs which are connected to one another can be variably matched to the distance between their associated filling openings by rotating at least one of the plugs connected by the flexible connecting element.

Abstract: A handheld lawnmower has a housing and a pair of wheels mounted on an axle. The axle is mounted to the housing. A handle mount is formed on the housing. The handle is connected to the handle mount, and the handle extends above the housing. An electric motor is connected to a top portion of the housing at a blade assembly cap. A blade assembly has a blade connection header, and a blade shaft is connected to the blade connection header at a blade shaft first end. The blade shaft is connected to a blade junction at a blade shaft second end, and a blade has a leading edge. The blade assembly is mounted in a direction to provide a flat cutting angle for the blade. A battery is electrically connected to the electric motor.

Abstract: A battery includes a case having an interior holding an electrolyte activating one or more anodes and one or more cathodes. A cover is positioned on the case. The cover includes one or more quenching media that each has a phase transition that occurs at a temperature above a failure temperature of the battery and below a failure temperature of the battery. The failure temperature is the temperature at which a chain reaction associated with thermal runaway is initiated. The failure temperature of the battery is the temperature of the battery at which the thermal runaway causes failure of the battery.

Abstract: A battery cover assembly for a portable electronic device, the battery cover assembly includes a housing, a removeable battery cover, and a locking mechanism. The housing defines a receiving hole. The battery cover forms a latching portion. The locking mechanism latches the cover to the housing. The locking mechanism includes a disked-shape operating member and an elastic member. The operating member rotatably engages in the receiving hole of the housing, and the operating member disposes a locking block releasably and elastically engaging with the latching portion of the battery cover. The elastic member is arranged along one portion of an outer peripheral wall of the operating member. One end of the elastic member abuts the housing, and the other end thereof abuts the operating member.

Abstract: A packing material for a lithium cell of the present invention includes a first adhesive layer, an aluminum foil layer, a coating layer, an adhesive resin layer or a second adhesive layer, and a sealant layer laminated sequentially on one surface of a base material layer, wherein the coating layer is a multilayer structure comprising a layer (A), in which 1 to 100 parts by mass of a phosphoric acid or a phosphate has been blended into 100 parts by mass of a rare earth element-based oxide, and a layer (X) which contains an anionic polymer and a cross-linking agent that causes cross-linking of the anionic polymers.

Abstract: A rechargeable battery and a battery module, the rechargeable battery including an electrode assembly formed by winding a positive electrode and a negative electrode and a separator therebetween; a case accommodating the electrode assembly; a cap plate sealing an opening at one side of the case, the cap plate including a terminal hole therethrough; an electrode terminal in the terminal hole of the cap plate, the electrode terminal extending to an outside from an inside of the case and being connected to the electrode assembly; and a terminal cap including an electrical insulating material, the terminal cap covering the electrode terminal from the outside of the case.

Abstract: The battery includes a cover assembly on a battery case. The cover assembly includes a battery cover coupled with an electrically insulating flap of material. The battery can include a first electrical connector that provides electrical communication between a terminal in the cover and one or more first electrodes in the battery. The first connector is at least partially positioned between a first region of the flap and a second region of the flap. The battery can also includes a second electrical connector that provides electrical communication between the cover and one or more second electrodes in the battery. The second connector passes between the flap and the case such that a portion of the flap is between the first connector and the second connector.

Abstract: A battery case including: first case body having a main wall and opposing side walls; a second case body including a second main wall and opposing side walls. The first and second side walls include coupling parts to be coupled together when the first and second case bodies are pressed together to form a space to receive a bare cell. The battery case can also include clips to couple the first and second side walls.

Abstract: An improved lid for closing the open end of a casing of an electrochemical energy storage device is described. The improved lid comprises a flat region having spaced apart upper and lower planar surfaces joined by a peripheral edge, an angled transition forming a boss protruding from the lower surface, and a bore extending through the boss to the upper surface. An electrical energy storage device is also described, which includes the improved lid secured to the open end of the casing container of the device.

Abstract: A button-type alkaline battery in which an anode 3 containing an anode active material and an alkaline electrolyte is disposed in a sealed space formed by sealing a cathode housing 4 with an anode sealing member 5, with a gasket 6 being interposed between the cathode housing 4 and the anode sealing member 5. The anode active material includes mercury-free zinc or a mercury-free zinc alloy. The button-type alkaline battery includes a metal layer 7 that is disposed between and in contact with the anode sealing member 5 and the anode 3. The metal layer 7 includes a base material containing zinc, and at least one metal M selected from the group consisting of indium, bismuth, and tin, with the metal M having segregated in the base material.

Abstract: A first row of batteries and a second row of batteries both consisting of the same number of cylindrical batteries (2) arranged in parallel are held at both axial ends using holder frames (3). The holder frame (3) is formed as a rectangular parallelepiped by detachably coupling together an inner frame (4) and two outer frames (7, 8). On both lateral sides of the inner frame (4) and on the sides of the two outer frames (7, 8) opposite the inner frame (4) are provided the same number of holding parts (4a, 7b, 8b) as the rows of batteries, the holding parts being semi-circular cut-outs in which halves of the cylindrical batteries (2) can fit. Each two adjacent cylindrical batteries (2) are electrically interconnected via inter-battery connection plates (9).

Abstract: A lithium ion secondary battery having a safety vent responsive to temperature and pressure. The lithium ion secondary battery includes an electrode assembly having a positive electrode plate, a separator, and a negative electrode plate which are simultaneously wound and laminated, and positive and negative electrode leads extending outward from the positive and negative electrode plates, respectively. A can containing the electrode assembly and having an opening; and a cap plate coupled to the opening of the can, wherein an electrode terminal extends through and is coupled to the center of the cap plate with a gasket interposed therein, the negative electrode lead being connected to the electrode terminal, the positive electrode lead being connected to the cap plate, a coupling hole being formed on the cap plate, and a safety vent adapted to soften at a predetermined temperature is coupled to the coupling hole.

Abstract: A lithium secondary battery includes a fixing unit in a terminal plate to fix the terminal plate to an electrode terminal to prevent the terminal plate from rotating when an electrode tap is welded to a cap assembly or when the cap assembly is assembled with an upper portion of a can. The lithium secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate and a separator, a can for receiving the electrode assembly and an electrolyte, and a cap assembly having a cap plate, an insulating plate, a terminal plate and an electrode terminal and being assembled with an upper opening of the can in order to seal the can. The terminal plate includes a fixing unit to fix the terminal plate to the electrode terminal such that the terminal plate is prevented from rotating.

Abstract: A secondary battery including a case providing an inner space; at least one electrode assembly, the at least one electrode assembly including a stacked and wound positive electrode plate, negative electrode plate, and separator between the positive electrode plate and the negative electrode plate, and being disposed within the case and including a non-coating portion on an end thereof; a collector plate including alternately arranged crests and troughs, the non-coating portion of the electrode assembly being disposed on the crests and the crests being welded to the non-coating portion; a collector terminal coupled to one end of the collector plate, the collector terminal protruding upwardly from the case; and a cap plate on an upper portion of the case, the cap plate sealing the case.

Abstract: An integral cap assembly comprising a top cap mounted as a base plate to an opening of a battery can and a cap subassembly including a protective circuit module and the like integrally mounted on the top cap, a method for manufacturing a secondary battery comprising the same, and a secondary battery manufactured thereby are disclosed. The cap assembly is provided as an integral member comprising the top cap acting as the base plate, and the cap subassembly having the protective circuit module provided thereon, thereby simplifying a manufacturing process of the battery while minimizing frequency of defective products. Additionally, the integral cap assembly is manufactured through insert injection molding, thereby providing notable advantages over the conventional technology.

Abstract: A secondary battery including an electrode assembly, the electrode assembly including a positive electrode plate, a negative electrode plate, and a separator; a pouch accommodating the electrode assembly; and a dissipation member, the dissipation member contacting the electrode assembly and protruding to an exterior of the pouch from an interior of the pouch.

Abstract: Disclosed herein is a no-welding type battery pack using one or more forced-inserting type rivets. A cap assembly includes a base plate mounted to an open upper end of a battery case, a protection circuit module (PCM) mounted on the base plate, and a top cap coupled to the upper end of the battery case while the top cap covers the PCM. The top cap is made of an insulative material. The electrical connection and the mechanical coupling between the PCM and the base plate are accomplished by one or more forced-inserting type rivets. The cap assembly is included the battery pack. The no-welding type battery pack using the one or more forced-inserting type rivets is manufactured without welding or soldering requiring an excessive amount of time and skilled technique during the electrical connection between the battery cell and the PCM. As a result, the assembly process of the battery pack is simplified, and therefore, the manufacturing time of the battery pack is reduced.

Abstract: In the secondary battery, a lead plate is provided so as not to overlap the position of the sealing unit of the electrolyte injection hole to enhance the fixation of the lead plate to the upper surface of the cap plate of a cap assembly. The position of a connection terminal of a protective circuit unit corresponds to the position of the lead plate and together with the connection terminal shape the connection terminal is prevented from being exposed to the outside during hot-melt molding.

Abstract: A secondary battery including an electrode assembly having a positive electrode plate, a negative electrode plate and a separator being wound together, a can for receiving the electrode assembly; the can having an opening. A cap assembly includes a cap plate having an electrolyte injection hole, the cap assembly sealing the opening of the can. A lead plate is welded to an exterior-facing surface of the cap plate so as to cover the electrolyte injection hole and a protection circuit board is electrically coupled to the cap assembly. At least one positioning member is located to be aligned with at least one edge of the lead plate, the at least one positioning member defining a region for receiving the lead plate.

Abstract: A battery having an electrode assembly located in a housing that efficiently utilizes the space available in many implantable medical devices is disclosed. The battery housing provides a cover and a shallow case a preferably planar, major bottom portion, an open top to receive the cover opposing the bottom portion, and a plurality of sides being radiused at intersections with each other and with the bottom to allow for the close abutting of other components located within the implantable device while also providing for efficient location of the battery within an arcuate edge of the device. The cover and the shallow case being substantially hermetically sealed by a laser weld technique and an insulator member disposed within the case to provide a barrier to incident laser radiation so that during welding radiation does not impinge upon radiation sensitive component(s) disposed within the case.

Abstract: The present invention aims to provide a sealed battery having superior performance due to favorable welding of a terminal of a seal cover and a current collector body provided below the seal cover, and a manufacturing method for the sealed battery. In the sealed battery, one of a positive-electrode plate and a negative-electrode plate is electrically connected, via a current collector body, to a terminal of a seal cover which seals an outer can. The current collector body is a single-piece plate member that has a main body and a tab extending from the main body. The tab passes through an insulating ring and bends back such that part of the insulating ring lies between a tip of the tab and the main body of the current collector body. The main body is resistance welded to the electrode assembly, and the bent back tab is resistance welded to the terminal.

Abstract: In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.

Abstract: A lithium rechargeable battery includes an electrode assembly arranged in a can and an insulating case positioned at an upper portion of the electrode assembly. The insulating case includes at least one protrusion protruding toward an inner wall of the can.

Abstract: A cap assembly for a secondary battery in which an insulating member is disposed in a partial or entire terminal plate, resulting in improved stability. The cap assembly includes a terminal plate and an insulating member. The insulating member is disposed in a partial or entire region of the terminal plate other than a region to which a negative electrode tab is welded.

Abstract: A secondary battery including an electrode assembly, a can to house the electrode assembly, and electrical insulators that expand to secure the electrode assembly in the can, by absorbing a significant amount of liquid.

Abstract: A pouch type secondary battery having enhanced reliability by protecting the battery from external impacts is described. A reinforcement structure may be installed on a pouch casing and an electrode assembly housed in the pouch casing. Short-circuits inside the pouch casing may be minimized. The pouch type secondary battery has an electrode assembly with positive and negative electrode plates with a separator interposed therebetween, and positive and negative terminal portions extending from the positive and negative electrode plates. A first reinforcement member is closely adhered to one or more planes of the electrode assembly. A second reinforcement member may be adhered to the pouch casing and used with or without the first reinforcement member.

Abstract: A cap-up plate and a cylindrical secondary battery having the cap-up plate are disclosed. In one embodiment, the cap-up plate includes i) a base plate and ii) a terminal extending from a portion of the base plate, wherein the terminal has a flat portion substantially parallel with the base plate, and wherein the flat portion comprises an end which is located over the portion of the base plate. The end of the flat portion may overlap with the portion of the base plate along a direction substantially perpendicular to the base plate.

Abstract: A lithium rechargeable battery includes a current interrupt device in a cap assembly that includes a weakened central breakage portion that is designed to break and interrupt the current in the battery when the pressure inside the battery increases.

Abstract: Disclosed herein is a battery pack, which comprises a connecting member including an insulation frame mounted to the upper end of a battery cell and a pair of connection protrusions formed at the upper end surface of the frame, the connection protrusions being in contact with electrode terminals of the battery cell, a protection circuit module (PCM) mounted to the connecting member, the PCM including connection grooves, into which the connection protrusions are inserted such that the PCM can be coupled to the connecting member, and which are connected to a protection circuit, and a cap housing coupled to the connecting member or the battery cell while the PCM is surrounded by the cap housing.

Abstract: A case is made by disposing side plate portions on the long side and a side plate portion on one short side on the circumference of a plate portion. Provided on the other short side of the case in two tiers are a side plate portion and a substrate casing portion which has a height lower than the side plate portion. The substrate casing portion has a lower plate portion, side plate portions and an upper plate portion. The lower plate portion is provided with window portions from which the respective output terminals are exposed. The battery assembly is held in the case by fitting the protection circuit substrate which is laid down on a side face, into the substrate casing portion.

Abstract: A secondary battery including an electrolyte injection hole having an improved sealing structure, and a method of manufacturing the secondary battery. In the secondary battery, a sealing unit for sealing an injection hole of a cap plate is installed such that the sealing unit is aligned with or disposed below a top surface of the cap plate and, thus, does not protrude above the cap plate. Accordingly, components adjacent to the cap plate (such as a protection circuit module) may be closely adhered to the cap plate, and a compact secondary battery may be manufactured with an increased volume utilization efficiency.

Abstract: A secondary battery having a porous filling member that occupies a portion of a molding space between a bare cell and a protective circuit board. The presence of the filling member makes it possible to uniformly apply a molding resin into the molding space and to reduce defects due to thickness irregularity of a mold or a surface defect thereof. The secondary battery includes a bare cell, a protective circuit module including a protective circuit arranged on a protective circuit board and a plurality of electrical connection members electrically connecting the protective circuit board to the bare cell, a filling member arranged between the bare cell and the protective circuit board and a mold covering the electrical connection members and the filling member.

Abstract: A secondary battery may be manufactured with an electrode assembly having a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode. A container encases the electrode assembly. A hole formed on one end of the container with a stepped configuration that opens with different diameters on opposite sides of a cap plate and a safety valve mounted in the stepped surface of the hole, is configured to rupture and tear open upon occurrence of a predetermined internal battery pressure.

Abstract: A headspace insulator for a battery cell operatively coupled to circuitry within an implantable medical device in including one or more of the following: (a) a body of electrically and thermally insulating material disposed between a battery electrode assembly and a battery cover, (b) a receiving area within the body that receives and isolates a battery feedthrough pin, (c) an indentation within the receiving area retaining the feedthrough pin within the receiving area, (d) a raised portion coupled to a battery cover providing an air gap between the cover and the headspace insulator near case-to-cover weld areas, (e) a feedthrough aperture adapted to receive a feedthrough assembly, (f) a pin aperture that receives the feedthrough pin, (g) a fillport aperture for electrolyte fluid flow through the headspace insulator, and (h) a slot that locates a battery weld bracket and isolates it from the feedthrough pin.

Abstract: The present invention discloses a rechargeable battery that has an improved mounting structure for an electrode terminal and a second protective device used therein. This improved structure improves the function of the rechargeable battery. The rechargeable battery comprises an electrode assembly that has first electrode plate, a second electrode plate, and a separator for insulating the electrode plates from each other, all of which are wound together. It also includes a can that contains the electrode assembly therein, a cap assembly that has a cap plate for sealing a top opening of the can, an electrode terminal that is insulated and inserted into a terminal through-hole formed on the cap plate, and a terminal groove formed on the top of the terminal through-hole with a shape corresponding to that of the head of the electrode terminal so that the head of the electrode terminal can be housed therein.

Abstract: Provided are a cap assembly and a can, and a secondary battery. The secondary battery includes a plurality of bare cells, each of which includes a cap-up used as an electrode terminal; and a conductive plate installed on top of the cap-ups and connecting a plurality of adjacent bare cells in series or in parallel, wherein a plurality of embossments are formed on the cap-up, a slit is formed in the conductive plate, and the conductive plate is welded to the embossments. Therefore, since a cap-up may be properly welded to a desired position on a conductive plate, bad welding may be reduced, and welding strength may be improved.

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: A flat-shaped battery according to the present invention includes: an outer can having an opening at its upper end; a gasket disposed at an inner edge of the opening; and a sealing plate that seals the opening together with the gasket. In this flat-shaped battery, the outer can houses a power generation element, the sealing plate is fixed to the inner edge of the opening of the outer can via the gasket by caulking, a nickel or nickel-containing plating layer having a thickness in a range from 1 to 10 ?m is formed on an outer surface of a base composing the outer can, and a gold or gold-containing plating layer is formed on an outer surface of the nickel or nickel-containing plating layer.

Abstract: In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.

Abstract: A can-type secondary battery is adapted to induce a short circuit between metal within the secondary battery when the secondary battery deforms due to an external impact in order to reduce heat generation and improve the safety of the secondary battery.

Abstract: A method for dismantling a device including at least one article at least partially embedded in a resin, the article including a body and a housing at least partially surrounding the body, the housing being at least partially in contact with the resin, wherein the method includes extracting the body from the housing, the housing remaining attached to the resin upon the extraction of the body.

Abstract: One embodiment of the present subject matter includes a stack of substantially planar electrodes, the stack in alignment and having a stack form factor. Embodiments include a first housing portion including a first beveled edge at least partially defining a first stack aperture adapted to at least partially receive the stack, the first stack opening having a first thickness proximal the beveled edge, and a second thickness away from the first beveled edge and a second housing portion including a second edge defining a second stack aperture adapted to at least partially receive the stack. Embodiments are included wherein the second housing portion is joined to the first housing portion such that the first housing portion and the second housing portion define an interior space which substantially conforms to the stack form factor.

Abstract: A rechargeable battery includes a housing having a housing wall, at least one cell in the housing, and a contact element electrically connected to the at least one cell. The rechargeable battery also includes a plastic sealing element extrusion-coated on the contact element. The sealing element includes a supporting surface which lies flat against the housing wall at an interface. The supporting surface is transmission laser-welded to the housing wall at the interface. One of the supporting surface and the housing wall is at least partially transparent for the laser beam and the other of the supporting surface and the housing wall is absorbent for the laser beam.

Abstract: Disclosed is a secondary battery which can prevent twist or bend of a mold resin part of the battery. In one embodiment, a side wall extension part is formed on a top edge of a side wall of a can of the battery. The side wall extension part protrudes upwardly from the top edge of the side wall, and partially encloses a mole resin part that is formed on the top of the can. In another embodiment, a protrusion part is formed on an edge of an upper plane of a cap plate that covers the can of the battery. The protrusion part protrudes upwardly from the upper plane of the cap plate, partially encloses a mole resin part that is formed on the upper plane of the cap plate. In both embodiments, the protruded part adheres to the mold resin part, and supports the mold resin part to prevent mechanical distortion that can be caused by external force. Therefore, the protruded part improves the reliability of the battery.

Abstract: In a battery including a battery cell formed in a flattened substantially parallelepiped shape and a terminal contacting section electrically connected to the battery cell, at one end in the longitudinal direction of a face of the battery opposing to the face on which the terminal contacting section is provided, a projecting portion which projects in the longitudinal direction of the face is provided. Meanwhile, another projecting portion which projects in the longitudinal direction of the face is provided at the other end. The projecting portions may have projecting lengths different from each other or may have projecting lengths and projecting thicknesses different from each other. A charging apparatus into which the battery is to be installed includes an accommodating section for the battery which in turn includes projection accommodating portions configured to individually accommodate the projecting portions.