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1535
resultados
Última actualización
02/10/2025 [07:24:00]
Resultados 325 a 350 de 1535
Resumen de: US2025300246A1
A battery pack is disclosed. The battery pack includes a battery module and a battery management assembly connected to the battery module. The battery management assembly includes a printed circuit board, a positive busbar, a negative busbar, and a flexible circuit board. One end of the positive busbar and one end of the negative busbar are connected to the battery module, respectively. Another end of the positive busbar and another end of the negative busbar are connected to the printed circuit board, respectively. The flexible circuit board is connected to the positive busbar, the negative busbar, the battery module and the printed circuit board, respectively.
Resumen de: US2025300307A1
A battery and an electric device are described. The battery includes a plurality of battery cells, the plurality of battery cells are arranged in a matrix along a first direction and a second direction, the first direction being perpendicular to the second direction; and an insulating member, including a first insulating portion extending along the first direction and a second insulating portion extending along the second direction, the first insulating portion is fixedly connected to the plurality of battery cells arranged along the first direction, and the second insulating portion is fixedly connected to the plurality of battery cells arranged along the second direction.
Resumen de: US2025300298A1
A mounting apparatus for battery includes: a mounting member, where at least part of a first surface of the mounting member is a flat surface for connecting to a battery, and a protruding portion is formed on the mounting member, the protruding portion protruding in a direction leaving the first surface; and a fitting member, where the fitting member is connected to the protruding portion of the mounting member. The mounting member is connected to a casing of the battery, and then the fitting member is connected to an external component, allowing the battery to be fastened to the external component. The mounting member is connected to the casing of the battery via the flat surface.
Resumen de: US2025300308A1
A battery module includes: an end plate, including an output electrode pedestal mounting slot; and an output electrode pedestal, including a base and an output electrode connector, wherein a side wall of the base is engaged with a side wall of the output electrode pedestal mounting slot, and the base includes a first receiving cavity; wherein the output electrode connector includes a connecting pedestal and a connecting portion, the connecting pedestal includes a second receiving cavity, a side wall of the connecting pedestal is engaged with a side wall of the first receiving cavity, and the connecting portion is located in the second receiving cavity and movable in translation within the second receiving cavity. The present disclosure is at least beneficial to improve the reliability of the electrical connection of the output electrode of the battery module.
Resumen de: US2025300224A1
A non-aqueous electrolyte for a lithium secondary battery, which includes an organic solvent, a lithium salt, a first additive which is a compound represented by Formula 1, a second additive which is lithium tetrafluoroborate, and a third additive including a saturated nitrile-based compound and an unsaturated nitrile-based compound, wherein the lithium salt is different from the second additive, and a lithium secondary battery including the non-aqueous electrolyte are described herein:wherein R1 and R2 are described herein.
Resumen de: US2025300162A1
Disclosed are an apparatus and method for manufacturing an electrode and a secondary battery including the electrode. The electrode manufacturing apparatus includes a press roll having a surface roughness Ra of 0.25 μm or more, with the press roll being configured to roll an electrode sheet.
Resumen de: US2025300186A1
In general, according to an embodiment, a secondary battery including a positive electrode, a negative electrode, and a nonaqueous electrolyte is provided. The positive electrode includes a positive electrode active material-containing layer containing sulfur atoms. The nonaqueous electrolyte contains a sultone compound and a cyclic carbonate. In gas chromatography mass spectrometry of the nonaqueous electrolyte, in a total ion chromatogram, a ratio B/A of an area B to an area A is in a range of 0 or more and 0.000944 or less. Expression (1) below is satisfied.1×10-6≤E/M≤9×10-4Expression(1)In Expression (1), M denotes a mass (g/m3) of the sulfur atoms per unit volume of the positive electrode active material-containing layer. E denotes a concentration (mol/L) of the sultone compound in the nonaqueous electrolyte.
Resumen de: US2025300225A1
The present disclosure relates to a non-aqueous electrolyte including lithium salts, an organic solvent, and an additive including a first additive and a second additive. Each of the first additive and the second additive includes a compound represented by a specific Formula.
Resumen de: US2025300185A1
A composite active material of the present invention includes an active material and a surface portion located on the surface of the active material and containing a sulfur-containing compound. The active material contains a complex oxide containing a lithium (Li) element, a manganese (Mn) element, and an oxygen (O) element and having a spinel-type crystal structure. The active material preferably contains an element M1 (e.g., nickel) and an element M2 (e.g., titanium and aluminum). The complex oxide is also preferably represented by Li1+x(M1yM2zMn2−x−y−z)O4−δ, where 0≤x≤0.20, 0.20≤y≤1.20, 0≤z≤0.5, and 0≤δ≤0.2.
Resumen de: US2025300170A1
Provided is a technology to reduce a resistance increase rate while suppressing increase in an electrode plate expansion rate after a charge-discharge cycle of an electricity storage device having a negative electrode containing Si. According to the technology disclosed herein, an electricity storage device including a negative electrode current collector and a negative electrode active material layer disposed on the negative electrode current collector is disclosed. The negative electrode active material layer includes, as a negative electrode active material particle, a Si-containing particle that is a composite particle of a graphite substrate having a void and silicon disposed within the void of the graphite substrate. The hardness of the Si-containing particle contained in at least one of layers, into which the negative electrode active material layer is partitioned in a thickness direction thereof, is lower than a hardness of the Si-containing particle contained in the other layer.
Resumen de: US2025300286A1
This application provides a battery box and a battery pack, and relates to the technical field of batteries. The battery box includes a box cover, a box, a diaphragm and two longitudinal beams. The box cover covers and closes the box to define a mounting cavity. The mounting cavity has two first side walls disposed oppositely. The two longitudinal beams are disposed on the two first side walls, respectively. Both ends of the diaphragm are lapped with the two longitudinal beams, respectively. The diaphragm divides the mounting cavity into a lower module mounting cavity and an upper module mounting cavity. A side of each of the two longitudinal beams close to the box cover is configured to abut against the upper battery module.
Resumen de: US2025300310A1
A battery pack includes a recess structure and a wire outlet. The recess structure is configured for accommodating a longitudinal beam of a vehicle frame. The wire outlet is formed at the top of the battery pack, and the wire outlet is configured for leading out a wire harness of the battery pack.
Resumen de: US2025300312A1
The battery cell that is provided with a groove portion, is configured to be capable of cracking along the groove portion so as to release the pressure inside the battery cell, and has a fracture initiation position. The groove portion includes a first, second and third groove section., The first groove section and the third groove section are oppositely arranged, and the second groove section is connected to the first groove section and the third groove section. The fracture initiation positions are formed at the first groove section and/or the third groove section. No fracture initiation position is formed at the second groove section, such that the pressure relief component has high fatigue resistance at the area of the second groove section, reducing the possibility of the pressure relief component cracking at the middle area of the second groove section during the normal use.
Resumen de: US2025297812A1
A vapor chamber includes a first cover, a second cover, a sealing ring and a sealing plug. The first cover has a thermal contact surface. The second cover is coupled with the first cover so as to form an interior space together, and the second cover has a vent hole. The sealing ring has a channel and at least one opening. The opening is in fluid communication with the channel, the sealing ring is clamped between the first cover and the second cover, and the vent hole is in fluid communication with the interior space via the channel and the opening. The vent hole and the channel are plugged with the sealing plug so as to seal the interior space.
Resumen de: US2025297811A1
A vapor chamber includes a first cover, a second cover, a sealing ring and a sealing plug. The first cover has a thermal contact surface. The second cover is coupled with the first cover so as to form an interior space together, and the second cover has a vent hole. The sealing ring has a channel and at least one opening. The opening is in fluid communication with the channel, the sealing ring is clamped between the first cover and the second cover, and the vent hole is in fluid communication with the interior space via the channel and the opening. The vent hole and the channel are plugged with the sealing plug so as to seal the interior space.
Resumen de: US2025297340A1
A copper foil is provided, including 5 ppm to 25 ppm silver. 0.5 ppm to 8 ppm titanium, and 5 ppm to 85 ppm sulfur. Also provided are a current collector for a lithium ion secondary battery and a lithium ion secondary battery.
Resumen de: US2025300158A1
An all solid battery includes a first overlapping portion in which a tip of a first internal electrode layer and a part of a first margin overlap each other, viewed along a stacking direction. 0°<θ<90° and 0.1×t1/tan θ≤d<2.0×t1/tan θ are satisfied when in the first overlapping portion, an angle formed by a straight line connecting a tip point E1 of the first internal electrode layer on the first margin side and a tip point E2 of the first margin on the first internal electrode layer side and a straight line connecting both ends of the first internal electrode layer is “θ”, a thickness of the first margin is “t1”, and a length between the tip point E1 and the tip point E2 in the third direction is “d”.
Resumen de: US2025300157A1
A nozzle member and a drying device for manufacturing a secondary battery. The nozzle member can uniformly dry even in regions where the width of the electrode plate changes by utilizing a number of nozzle parts having the same shape, and a drying device including the same. The nozzle member includes a number of nozzle parts spaced apart from each other, and each of the nozzle parts includes a frame; an inlet part connected to the frame and into which the dry material is configured to flow; a discharge part in contact with the frame and configured to discharge the dry material; and a flow part between the inlet part and the discharge part. The frame includes an insertion part, the inlet part is fixed to the frame, and the discharge part is movable.
Resumen de: US2025298943A1
A process simulation system for a drying facility for drying an electrode plate of a rechargeable battery includes a process simulation device configured to perform a process simulation of the drying facility by using an artificial neural network-based simulation model. The simulation model may include a first artificial neural network configured to receive facility state data of the drying facility and predict fluid behavior in a fluid region of the drying facility from the facility state data, a second artificial neural network configured to receive the facility state data and predict a temperature in the fluid region, and a third artificial 10 neural network configured to receive output from the first artificial neural network and the second artificial neural network, and predict a temperature on a boundary of the fluid region.
Resumen de: US2025300187A1
The present exemplary embodiments relate to a positive electrode active material for a lithium secondary battery, and a lithium secondary battery including the same. The positive electrode active material for a lithium secondary battery according to an exemplary embodiment includes: a metal oxide in the form of a single particle; and a coating layer positioned on the surface of the metal oxide, wherein a concentration of lithium in a 2⁄5 to 3⁄5 thickness area based on the total thickness of the coating layer has a lower value than a concentration of lithium in the metal oxide.
Resumen de: US2025298440A1
An electronic apparatus includes: a chassis member having an opening surface; a cover member including a plate portion, and an inclined wall portion provided in a standing manner from an edge portion of the plate portion and inclined in a direction separating from the plate portion toward a standing direction of the inclined wall portion, the cover member being configured to open and close at least part of the opening surface; a battery detachably supported on an inner surface side of the chassis member and including a locked part on a first lateral surface facing the inclined wall portion; a latch member supported on the chassis member in such a manner as to be movable between a locked position where the latch member holds down the locked part and an unlocked position where the latch member retracts from the locked part; and a spring member.
Resumen de: US2025300311A1
Provided is an energy storage power supply. The energy storage power supply includes cells, a housing, and a sealing member. The cells include electrodes and/or explosion-proof valves. A receiving chamber for receiving the cells is formed inside the housing. The housing has a mounting wall. A fixing structure for fixing the cells is formed at a side of the mounting wall close to the receiving chamber. The fixing structure has through holes corresponding to the cells. The electrodes and/or explosion-proof valves of the cells are in communication with an outside of the receiving chamber through the through holes. The sealing member covers a side of the mounting wall away from the receiving chamber to isolate the cells from an external environment.
Resumen de: US2025300281A1
A bottom guard plate and battery box are provided in the present application. The bottom guard plate includes an upper skin; a lower skin spaced from the upper skin; an interlayer sandwiched between the upper skin and the lower skin. A thickness of the upper skin is greater than a thickness of the lower skin.
Resumen de: US2025300255A1
Disclosed are an electrode sheet, a battery, and an electronic device. The electrode sheet includes a current collector, an electrode tab, an active substance layer, and an active material layer. The current collector has a first surface and second surface opposite to each other. The electrode tab protrudes from the current collector. The active substance layer is disposed on the first surface and the second surface. The active material layer at least partially overlaps with or has a gap from one end of the active substance layer near the electrode tab. The active material layer includes a first active material layer disposed on the first surface and a second active material layer disposed on the second surface; wherein colors of the first active material layer and the second active material layer are different.
Nº publicación: US2025300262A1 25/09/2025
Solicitante:
AESC JAPAN LTD [JP]
AESC Japan Ltd
Resumen de: US2025300262A1
The present disclosure relates to the field of battery technology, specifically to a shunt device, a cooling device, a battery pack and an electrical device. The shunt device includes: a shunt box body and a mounting structure disposed on the shunt box body, wherein the shunt box body internally has a first diversion cavity and a second diversion cavity that are not connected to each other; the mounting structure includes an mounting channel and a separating panel, the mounting channel is disposed on the shunt box body and is connected to both the first diversion cavity and the second diversion cavity. The separating component is disposed inside the mounting channel, the separating component divides the mounting channel into a first communicating channel and a second communicating channel. The technical solution using the present disclosure may make the cooling device have an improved cooling effect.
BOPI
Sede Electrónica
