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1903
resultados
Última actualización
06/10/2025 [07:12:00]
Resultados 175 a 200 de 1903
Resumen de: US2025309463A1
The present disclosure is a battery pack, including a lower housing, a battery cell stack, a first foaming adhesive, and multiple isolation structures; the battery cell stack is disposed in the lower housing, including multiple stacked pouch cells, the bottom side of the battery cell stack is connected and fixed to the baseplate of the lower housing, a first partial area between the tab side of the battery cell stack and the lower housing forms an adhesive filling area, and a second partial area forms an exhaust area; a first foaming adhesive is filled in the adhesive filling area; multiple isolation structures are arranged in the exhaust area along the stacking direction of the pouch cells and in one-to-one correspondence with the multiple pouch cells, the isolation structures are adaptable for melting to form exhaust channels connected to the exhaust portions of the corresponding pouch cells when the corresponding pouch cells exhaust smoke.
Resumen de: US2025309415A1
A secondary battery packaging film includes a composite layer, a metal layer, and a protective layer. The metal layer is disposed on a surface of the composite layer, and the protective layer is disposed on a side of the metal layer facing away from the composite layer. The composite layer includes a first insulation layer and a second insulation layer, along a thickness direction of the composite layer, the second insulation layer is located between the metal layer and the first insulation layer. A melting point of the second insulation layer is greater than or equal to 250° C., and a thickness of the second insulation layer is greater than or equal to 2 μm. A melting point of the first insulation layer is less than or equal to 200° C.
Resumen de: US2025309421A1
An end cover assembly, an energy-storage apparatus, and an electricity-consumption device are provided. The end cover assembly includes an end cover, an upper plastic member, and a terminal post. The end cover has a first surface. The terminal post includes a terminal-post body and a flange connected to one end of the terminal-post body. The end cover further defines a mounting hole. The protrusion portion protruding from the first surface surrounds the mounting hole and has an end surface. The upper plastic member includes an upper-plastic-member body and a lug. The lug protrudes from an edge of a step surface of the upper-plastic-member body away from a center of the upper plastic member. The upper-plastic-member body and the lug cooperatively define a terminal-post through-hole for the terminal post to pass through. A surface of the flange positioned facing towards the terminal-post body abuts against the step surface.
Resumen de: US2025309422A1
A cylindrical battery comprises an outer case can, an electrode body that is accommodated in the outer case can, and a sealing body that covers an opening portion of the outer case can. The outer case can comprises: a bottom plate portion; a cylinder portion that is connected to the bottom plate portion via an annular corner portion that is positioned outward in the radial direction, and extends in the axial direction; and a rolled-back portion that is connected to an end portion of the cylinder portion that is on the opposite side from the corner portion in the axial direction. The sealing body comprises a rolled-back portion that has an end portion on the outside in the radial direction, the end portion being secured to the rolled-back portion.
Resumen de: US2025309420A1
A battery includes a housing with an opening, and a cover plate. The cover plate has an end face side facing the opening and an outer periphery connected to an opening periphery of the housing. A part of a peripheral section of the outer periphery has a first lateral welding zone. A part of a peripheral section of the opening periphery has a second lateral welding zone. At least one of the first lateral welding zone and the second lateral welding zone is formed with a weld seam shape control structure. The first lateral welding zone and the second lateral welding zone are welded together via a weld seam. The weld seam shape control structure is configured to control shaping of the weld seam so that a maximum lateral outer dimension of the weld seam does not exceed a maximum lateral outer dimension of a corresponding area before the welding.
Resumen de: US2025309409A1
A battery device has a housing, a core structure arranged in the housing, a first interior space in the housing configured for a cooling fluid to flow through, a second interior space in the housing, a phase change material and at least one battery cell. The core structure separates the first interior space from the second interior space. The core structure has a wall which is configured substantially in the form of a triple periodic minimum surface. The phase change material is arranged in the second interior space. The at least one battery cell is arranged in the first interior space or the second interior space.
Resumen de: US2025309461A1
Provided are a battery box and a battery pack. The battery box includes a box body, a bottom guard plate, a bracket, and a suction disc. The box body is provided with an accommodation cavity. One side of the box body along the first direction is provided with an opening communicating with the accommodation cavity. The bottom guard plate is detachably connected to the opening. The bracket is mounted on the cavity wall of the accommodation cavity. The bracket and the bottom guard plate are spaced apart to form a pressure relief channel. The pressure relief channel is configured to relieve a thermal runaway gas of a cell assembly on the bracket. One side of the bracket facing the bottom guard plate is provided with the suction disc. The suction disc abuts against the bottom guard plate.
Resumen de: US2025309497A1
A battery cell, a manufacturing method thereof, a battery, and a power-consuming apparatus are provided. The battery cell includes an electrode plate and an adapter component. The electrode plate comprises a current collector and a tab assembly. The tab assembly includes multiple tabs and connecting members, with the tabs stacked in a first direction and each having a through hole. The connecting members are disposed on one side of the tabs and have a lower tensile strength than the current collector. The adapter component is connected to the connecting members via the through holes. This structure improves connection reliability between the adapter and the tabs, reduces the risk of cracking in the tab assembly, and enhances battery manufacturing yield.
Resumen de: US2025309499A1
A terminal-post assembly, an energy-storage apparatus, and an electricity-consumption device are disclosed in the present disclosure. The terminal-post assembly includes a first terminal-post and a first flange connected to one end of the first terminal-post. The first terminal-post includes a first member and a second member stacked with and connected to the first member, and the second member is connected to the first flange. A material of the first member is different from a material of the second member, and a connection interface between the first member and the second member is a curved surface. The first terminal-post is configured to connect to an electrode assembly in an energy-storage apparatus, and the first flange is configured to connect to a first busbar.
Resumen de: US2025309494A1
Disclosed is a battery, which is a high-safety battery with excellent high-temperature performance at high voltage. High-temperature cycling performance of a prepared battery can be improved effectively by adjusting and controlling a ratio of an area of a positive electrode welding region to a content of a cyano compound and a ratio of the area of the positive electrode welding region to a width of a positive tab, so that a metal conductor and a tab tape of the tab are more resistant to high temperature and high voltage, and an adhesive layer is stabilized. In addition, liquid leakage can be prevented, and safety performance of battery cell under conditions such as dropping of an entire battery cell and high furnace temperature can be improved.
Resumen de: US2025309480A1
A connecting member is provided, including a body portion having first and second sides and extending from a first end to a second end of the body portion in a first direction, first and second bending portions, and first and second connecting portions. The first bending portion is bent from the first end towards a second direction on the first side, and the second bending portion is bent from the second end towards the second direction on the second side. The first connecting portion is bent from an end of the first bending portion away from the body portion towards a third direction that is from the second side to the first side. The second connecting portion is bent from an end of the second bending portion away from the body portion towards a fourth direction that is from the first side to the second side.
Resumen de: US2025309666A1
A method for power management of a battery of a parked vehicle includes: storing a charging state of the battery and a point in time at which an engine of the vehicle is turned off, by a first processor included in a battery management unit; inducing the battery management unit to have a sleep mode, by the first processor; monitoring a state of the battery, by a second processor included in a controller; transmitting a wake-up signal to the battery management unit, by the second processor when a specific event occurs; inducing the battery management unit to have a wake-up mode, by the first processor; and deriving a charging rate of the battery, by the first processor.
Resumen de: US2025309464A1
A battery module may include a cell stack comprising stacked pouch-type battery cells, a bus-bar frame assembly configured to electrically connect the stacked pouch-type battery cells, a module case configured to accommodate the stacked pouch-type battery cells, and a venting guide member attached to a cell terrace of a pouch case heat-fused in a stacked pouch-type battery cell of the stacked pouch-type battery cells and configured to make a hole in the cell terrace. In addition, a battery pack may include the battery module.
Resumen de: US2025309483A1
A battery module includes a housing including an accommodation space in which a cooling fluid is accommodated; a cell assembly including a plurality of battery cells stacked in a first direction in the accommodation space and each including a lead tab; and a busbar assembly disposed to face the cell assembly in the accommodation space, and including a plurality of busbars electrically connected to the plurality of battery cells, and a support plate supporting the busbar, wherein the busbar includes a plurality of slit holes into which the lead tab is inserted; and at least one busbar hole disposed between the plurality of slit holes and allowing cooling fluid to flow therethrough.
Resumen de: US2025309492A1
The present invention relates to a battery assembly for pressing a battery cell, including: a plurality of battery cells; a presser including a plurality of pressing plates provided on outermost portions of a plurality of battery cells, and among them, separating a space in which a plurality of battery cells are installed, and performing pressing on a plurality of battery cells, and pressing frames for connecting the pressing plates on an upper portion and a lower portion of the a plurality of pressing plates; and a driver for moving the presser so as to press a plurality of battery cells to the pressing plates, wherein all the pressing plates or the pressing plates excluding one pressing plate provided on one outermost portion are movable in a horizontal direction to a pressing direction while connected to the pressing frames, and a magnet is included on one pair of pressing plates provided on outermost portions on respective sides of the pressing plates so that opposite polarities may face each other, and a shielding film is formed on a portion exposed to an outside on the sides excluding an inside that faces battery cells on the one pair of pressing plates.
Resumen de: US2025309488A1
A cell stack assembly includes a cell stack having a plurality of cells stacked with electrode leads extending from both sides thereof; a busbar frame including a busbar electrically connected with each of the electrode leads, and attached to a front and rear surface of the cell stack, respectively; a first side beam and a second side beam coupled to one side end and other side end of the busbar frame respectively to support one and another one side surface of the cell, respectively. The first side beam includes a supporting part supporting one side of the cell stack; and a plate-shaped pressing part formed at an end of the supporting part and perpendicular to the supporting part. A battery pack including a pair of the battery cell assemblies is also provided.
Resumen de: US2025309459A1
Vent management systems are provided for traction battery packs. A battery array of the traction battery pack may be configured to establish a dedicated vent flow gas path for expelling battery vent byproducts from the traction battery pack during a battery thermal event. The vent flow gas path may be established by a cover and a pair of insulation bars of the battery array. In some implementations, the battery array may further include an insulation shield for insulating certain battery cell surfaces from vent gas flow during the battery thermal event.
Resumen de: US2025309456A1
A traction battery assembly includes a plurality of battery cells arranged in a linear array, a substrate supporting the array, and an insulator assembly. The insulator assembly has outer compressible layers, at least one thermal insulation layer, and a metal layer. The metal layer includes a metal plate encapsulated in a dielectric material such that all surfaces of the metal plate are covered by the dielectric material, wherein the layers are secured to each other to form a unitary stack with the metal layer being disposed against the at least one thermal insulation layer and with the metal layer, the at least one thermal insulation layer is disposed between the outer layers, and the insulator assembly is disposed between an adjacent pair of the battery cells and is received on the substrate such that a portion of the dielectric material is between the substrate and the metal plate.
Resumen de: US2025309490A1
Disclosed is a battery pack, including a cell contact system, CCS, assembly; a battery box, in which the CCS assembly is mounted and fixed in the battery box; and a sealant component, in which the sealant component is provided between the battery box and the CCS assembly, and the sealant component is extended along a peripheral direction of the CCS assembly to seal an assembly clearance between the CCS assembly and the battery box.
Resumen de: US2025309460A1
A battery pack is equipped with a battery cell group in which a plurality of battery cells are arranged, and the battery pack includes: a duct provided to extend along the battery cell group; and a bottom-surface part of the duct that faces the battery cell group and is combined with the duct to constitute a flow path for guiding a gas discharged from at least one of the plurality of battery cells, wherein the duct is pressed against the battery cell group via the bottom-surface part.
Resumen de: US2025309491A1
A CCS assembly (100) and a battery pack (1000) are provided. The CCS assembly (100) includes a mounting bracket (1), a busbar group, a plurality of wire harness fixing portions (10) and a wire harness (4). The busbar group is arranged on the mounting bracket (1), where the busbar group includes a plurality of busbars (2) arranged at intervals. The plurality of wire harness fixing portions (10) are arranged on the mounting bracket (1), where in a width direction of the mounting bracket (1), the wire harness fixing portion (10) is arranged beside an area between two adjacent busbars (2). The wire harness (4) is fixed on the mounting bracket (1) through the wire harness fixing portions (10).
Resumen de: US2025309433A1
The present disclosure relates to a battery module including: a plurality of battery cells; a busbar assembly disposed on one side of the plurality of battery cells and connected to the plurality of battery cells; and a protective member disposed on at least a portion of one side of the busbar assembly facing the plurality of battery cells.
Resumen de: US2025309434A1
The present disclosure discloses a battery module including a side plate capable of satisfying required rigidity in performing a role of controlling swelling of a battery cell and fixing the module on the side of the battery module. A battery module according to one aspect of the present disclosure includes: a cell assembly having a plurality of battery cells; a module tray supporting the cell assembly; and a pair of side plates covering one side and the other side of the cell assembly, respectively, wherein at least one of the pair of side plates includes: a first sub-plate having a first flange portion protruding outward; and a second sub-plate having a second flange portion protruding outward and disposed to overlap the first flange portion and is coupled by overlapping the first sub-plate.
Resumen de: US2025309349A1
An electrolyte for a lithium secondary battery according to the embodiments of the present disclosure includes a lithium salt, an organic solvent, a phosphate-based additive including a compound represented by the following Formula 1, and a halogenated benzene. A lithium secondary battery including the electrolyte and having improved flame retardancy and high-temperature stability of the electrolyte, as well as improved high-temperature lifespan characteristics and high-temperature storage characteristics may be provided.
Nº publicación: US2025309369A1 02/10/2025
Solicitante:
SK ON CO LTD [KR]
SK On Co., Ltd
Resumen de: US2025309369A1
According to an embodiment, an anode for a secondary battery includes: an anode current collector; and an anode mixture layer on at least one surface of the anode current collector, wherein the anode mixture layer includes an anode active material, a binder, and a thermal crosslinking additive, and a weight of the binder included in the anode mixture layer is greater than a weight of the thermal crosslinking additive included in the anode mixture layer.According to an embodiment of the disclosed technology, energy density of the anode for a secondary battery may be improved.
BOPI
Sede Electrónica
