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FLEXIBLE PRINTED CIRCUIT BOARD MODULE AND BATTERY DEVICE

Resumen de: US20260221604A1

0000 A flexible printed circuit board module is a flexible printed circuit board module attachable to a battery including a plurality of cells, including: a flexible printed circuit board; a plurality of bus bars; and a case, in which the flexible printed circuit board includes a line, the plurality of bus bars is electrically connected to the line, the flexible printed circuit board and the plurality of bus bars are attached to the case, and the flexible printed circuit board is disposed between the battery and the case.

MIT POLYIMID BESCHICHTETE KATHODENAKTIVMATERIALIEN UND VERFAHREN ZU DEREN HERSTELLUNG

Resumen de: DE102025109952A1

Ein Verfahren zur Herstellung einer Kathodenelektrode für eine Batterie, die Lithiumionen zyklisiert, umfasst das Inkontaktbringen eines Kathodenaktivmaterials mit einer Vorläuferlösung, die eine Polyamidsäure in einem polaren Lösungsmittel umfasst, um ein Reaktionsgemisch zu bilden, das Rühren des Reaktionsgemischs für eine ausreichende Dauer, um eine Vorläuferschicht, die die Polyamidsäure umfasst, auf Oberflächen des Kathodenaktivmaterials abzuscheiden und so ein Zwischenprodukt zu bilden, das Trennen des Zwischenprodukts vom polaren Lösungsmittel und das Erhitzen des Zwischenprodukts bei einer Reaktionstemperatur, die ausreicht, um eine thermische Imidisierungsreaktion einzuleiten und die Polyamidsäure in der Vorläuferschicht in eine Polyimidschicht auf den Oberflächen des Kathodenaktivmaterials umzuwandeln. Das Kathodenaktivmaterial umfasst ein lithium- und manganhaltiges Oxid mit einem oberen Abschaltpotential von größer oder gleich 4,4 Volt im Vergleich zu Li+/Li.

ENERGY STORAGE DEVICE AND PHOTOVOLTAIC ENERGY STORAGE SYSTEM

Resumen de: US20260221541A1

0000 This application provides an energy storage device. The energy storage device includes a heat management module, a battery module, a first power unit, a second power unit, and a radiator module. The heat management module includes a housing, and a multi-way valve, a first evaporator, and a condenser that are disposed in the housing. The housing includes a plurality of first interfaces. A battery heat exchange plate, a first power circuit heat exchange plate, a second power circuit heat exchange plate, and a radiator are connected to the multi-way valve through corresponding first interfaces respectively. The energy storage device can efficiently adjust and control temperatures of a battery and the two power circuit heat exchange plates.

NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE BATTERY

Resumen de: US20260221512A1

Provided is a nonaqueous electrolyte battery in which not only the generation of a gas during high-temperature storage but also an increase in the battery resistance are inhibited. The negative electrode contains an active material containing metal particles alloyable with Li, and graphite composed of Si or a Si metal oxide. The nonaqueous electrolyte solution contains a compound represented by Formula (A); a cyclic carbonate having an unsaturated carbon-carbon bond; and at least one compound selected from the group consisting of compounds represented by the following Formula (B) or (C).

SYSTEM FOR SUPPLYING POWER TO AT LEAST ONE POWER DISTRIBUTION AND DATA HUB USING A PORTABLE BATTERY PACK

Resumen de: US20260223315A1

A system for supplying power to at least one power distribution and data hub using a portable battery pack including a battery enclosed by a wearable and replaceable pouch or skin is disclosed, wherein the pouch or skin can be provided in different colors and/or patterns. Further, the pouch or skin can be MOLLE-compatible. The battery comprises a battery element housed between a battery cover and a back plate, wherein the battery element, battery cover, and back plate have a slight curvature or contour. Further, the battery comprises flexible leads.

WIRING MODULE

Resumen de: US20260223310A1

A wiring module is to be attached to a plurality of power storage elements and includes a plurality of circuit boards, a plurality of wires and a protector for holding the plurality of circuit boards and the plurality of wires. The wire is connected to the circuit board. At least some of the plurality of wires are integrally bundled to constitute a main line. The protector includes a placing surface, on which the circuit boards are placed, a wire accommodating portion for accommodating the plurality of wires and a main line accommodating portion overlapped on the wire accommodating portion in a first direction orthogonal to the placing surface for accommodating at least a part of the main line. The plurality of wires include at least one overlapping wire to be disposed to overlap the main line when viewed from the first direction.

BATTERY CELL AND ELECTRIC DEVICE COMPRISING SAME

Resumen de: US20260221603A1

A battery cell and an electric device comprising same. The battery cell comprises an electrode assembly, which comprises a positive electrode sheet and a separator, wherein the positive electrode sheet comprises a positive electrode current collector and a positive electrode membrane layer arranged on at least one surface of the positive electrode current collector, the positive electrode membrane layer comprises a positive electrode active material, the positive electrode active material comprises a layered lithium-containing transition metal oxide, and the volume distribution particle size Dv50 of the positive electrode active material is smaller than or equal to 6.5 μm; and the separator comprises a porous substrate and a porous coating arranged on at least one surface of the porous substrate, and the porous coating comprises a fiber material and a granular filler. The electric device can make a battery have a high energy density, good low-temperature power performance and cycling performance.

BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS

Resumen de: US20260221610A1

0000 A battery cell, a battery, and an electric apparatus are described. The battery cell includes a housing body, an electrode assembly, and a current collecting disc. The electrode assembly is installed in the housing body, and the electrode assembly is provided with a tab. The current collecting disc includes a first connecting piece and a second connecting piece, where the first connecting piece is mechanically connected to the second connecting piece, the first connecting piece is welded to the tab, and the second connecting piece is welded to the housing body. The first connecting piece is welded to the tab, the second connecting piece is welded to the housing body, and the first connecting piece is mechanically connected to the second connecting piece, which can prevent the occurrence of cracks due to welding of the first connecting piece to the second connecting piece to a certain extent.

SECONDARY BATTERY AND ELECTRONIC APPARATUS

Resumen de: US20260221520A1

0000 A secondary battery includes a housing and an electrode assembly. The electrode assembly is accommodated in the housing, and the electrode assembly is bent toward a first direction (X). The electrode assembly includes a first electrode plate and a second electrode plate. The first electrode plate includes a first current collector and a first active material layer arranged in a stacked manner, where along a thickness direction of the first electrode plate, the first current collector consists of two surfaces arranged opposite each other, and both surfaces are provided with the first active material. The second electrode plate includes a second current collector and a second active material layer arranged in a stacked manner. Multiple first protrusions are formed on a surface of the first electrode plate, and the multiple first protrusions are located in the first coated region.

PREPARATION PROCESS FOR ALL-SOLID-STATE BATTERIES

Resumen de: US20260221514A1

0000 A preparation processes of an all-solid-state-battery (ASSB) element or of an ASSB including a halide solid electrolyte, wherein the processes includes a procedure of oxidation and an outgassing procedure.

POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD OF SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME

Resumen de: US20260221425A1

0000 The present invention relates to a positive electrode active material for a lithium secondary battery, which comprises: a core including a layered lithium transition metal oxide containing 60 mol % or more of nickel (Ni) based on the total moles of transition metals; and a coating layer disposed on the core and comprising cobalt (Co), aluminum (Al), or a combination thereof, wherein the positive electrode active material is composed of a single particle, and the coating layer is formed in an island-type structure.

LASER NOTCHING APPARATUS

Resumen de: US20260216828A1

0000 A laser notching apparatus capable of forming an electrode tab on an electrode sheet through a notching process includes a laser unit configured to emit a laser beam onto the electrode sheet, a rotating drum which is in contact with the electrode sheet to move the electrode sheet, a fixed drum positioned on one side of the rotating drum in an axial direction, and a scrap-suctioning part provided in the fixed drum and configured to suction a scrap that is cut from the electrode sheet by the laser beam.

BATTERY CELL IDENTIFICATION METHOD AND SYSTEM

Resumen de: US20260222522A1

0000 Disclosed in embodiments of the present disclosure are a battery cell identification method and system. The method is applied to a battery cell identification system, and the identification system comprises: a camera, an industrial personal computer, and a production execution system. The method comprises: when the camera reaches a preset photography position, the camera photographs a battery cell to be identified, to obtain image data, and sends the image data to the industrial personal computer; the industrial personal computer performs image processing on the image data to obtain an identifier of said battery cell, and sends the identifier to the production execution system; and the production execution system determines an identification result of said battery cell on the basis of production information in the identifier.

FEEDING APPARATUS, FEEDING METHOD, AND BATTERY ASSEMBLY LINE

Resumen de: US20260217476A1

0000 A feeding apparatus comprises a material rack, a workpiece conveyor line, and a transfer mechanism, wherein the material rack is provided with at least two layers of bearing portions, which are arranged in sequence at intervals in a first direction, the bearing portions on the same layer define a workpiece bearing space for accommodating a workpiece, and the bearing portions can perform reciprocating motion in the first direction along with the material rack; the workpiece conveyor line is used for conveying the workpiece, the conveying path of the workpiece conveyor line extending in a second direction that intersects with the first direction; and the transfer mechanism is configured to enter and exit the workpiece bearing space, the transfer mechanism being used for transferring the workpiece from the workpiece bearing space to the conveying path of the workpiece conveyor line.

SYSTEM AND METHOD FOR SEGREGATION OF MATERIALS FROM SHREDDED LITHIUM-ION BATTERIES

Resumen de: US20260216735A1

0000 The various embodiments of the present invention provide a system and method for segregation of materials from shredded Lithium-ion batteries. The embodiments also provide an integrated mechanism to segregate metal, polymer and black-mass from shredded Lithium-ion batteries. The present invention provides a system for classification and segregation of shredded material from Lithium-ion batteries through agitation and density separation processes. The system is designed to perform three tasks in a sequential manner: firstly, to open up the layers of batteries i.e., to separate the layers of the different material; secondly, to separate the polymers and black-mass from the layers; and, thirdly to separate the foils of the batteries into low/high density material, suspension and by brittleness of material. The invention provides a system for an optimized separation and segregation of a plurality of materials from shredded Lithium-ion batteries.

PROCESS FOR THE PREPARATION OF SILICON-CONTAINING COMPOSITE PARTICLES

Resumen de: US20260217545A1

The invention relates to a process for preparing composite particles, the process comprising the steps of: (a) providing a plurality of porous particles in a pressure reactor; (b) contacting the plurality of porous particles with a silicon precursor gas at conditions effective to cause deposition of silicon in the pores of the porous particles to provide composite particles comprising a porous particle framework and elemental silicon within the pores of the porous particle framework; and (c) during step (b), withdrawing an effluent gas from the pressure reactor, wherein the silicon precursor gas is introduced into the pressure reactor continuously.

ZINC ELECTRODE

Resumen de: US20260221420A1

The present invention relates to a zinc electrode (100) on which a solid metallic zinc layer (300) is electrodeposited, an electrochemical cell and a method for zinc electrodeposition in the electrochemical cell. According to the invention, a zinc electrode (100) is provided, wherein the zinc electrode (100) comprises a current collector material (200) on which a zinc layer (300) is electrodeposited, wherein the zinc layer (300) appears as compact solid metal, comprises a boulder-like and/or layerlike microstructure, and is adherent with a compact porosity.

Pouch Sealing Apparatus Capable of Targeting Portion to be Heated

Resumen de: US20260221484A1

A sealing apparatus may include a pair of sealing tool assemblies of an exothermic sealing tool, an endothermic sealing tool and an endothermic/exothermic device. The exothermic sealing tool and the endothermic sealing tool each may extends along a widthwise direction of a pouch, and may be juxtaposed with each other along a lengthwise direction of the pouch. The endothermic/exothermic device may be interposed between the exothermic sealing tool and the endothermic sealing tool to radiate heat to the exothermic sealing tool and absorbs heat from the endothermic sealing tool.

SYSTEM AND METHOD FOR SHREDDING OF LITHIUM-ION BATTERIES

Resumen de: US20260216733A1

0000 The various embodiments of the present invention provide provides a single integrated system that is designed to shred Lithium-ion batteries and handle all the associated complex processes and effects. The present invention also provides a system for classification of shredded material. The system comprises a hourglass shaped apparatus and the shredder is placed at the neck of the apparatus. The upper bulb of the hourglass shaped apparatus is electrically heated/cooled using submerged water heater/chillers. and comprises a chamber at the top for collecting exhaust gases. The lower bulb of the hourglass shaped apparatus includes a screen placed at the middle of the chamber with a tilt and a shaking mechanism. This is a sieve arrangement, and it is used for classification of undersized and oversized material. The gases exhausted during shredding operation are collected at top and are sent to a scrubber to neutralize any acidic gases.

Battery Pack, Battery Pack System and Power Tool

Resumen de: US20260221798A1

A battery pack includes a housing and at least one battery cell located within the housing, a charging and discharging port disposed on the housing, the charging and discharging port is provided with a connection terminal, the connection terminal is configured to be connected to the battery cell; the external device is configured to be connected to the battery cell through the charging and discharging port and configured to charge or obtain electrical energy from the battery cell; the battery pack is discharged at a continuous discharge rate of greater than or equal to 4 C at normal temperature, the absolute temperature of the battery pack is less than the charging protection temperature when the discharge process is completed.

SECONDARY CELL

Resumen de: US20260221615A1

0000 There is disclosed herein a cylindrical secondary cell (1), comprising a cylindrical enclosure (2) comprising a first enclosure end (2a ), a second enclosure end (2b ) and an enclosure sidewall (2c ) extending between the enclosure ends (2a , 2b ), wherein at least one enclosure end (2b ) is open. The 5 cell further comprises an electrode roll (20), a lid (10), and a current collector disc arranged between the lid and the electrode roll (20) and in direct electrical contact with the electrode roll (2). The cylindrical enclosure (2) comprises a flat flange section (2f ) extending from the enclosure sidewall (2c ) at the open enclosure end (2b ), and the radially outermost portion of the lid 10 (10 ) is configured to abut and match the flat flange section of the cylindrical enclosure, and is welded to said flat flange section (2f ).

Positive Electrode Material and Preparation Method Thereof, and Lithium Ion Battery

Resumen de: US20260217535A1

Provided are a positive electrode material and a preparation method thereof, and a lithium ion battery. The preparation method includes: performing first mixing on a first lithium source, a metal phthalocyanine complex, a first manganese source, and a first phosphorus source to obtain a first mixed system containing a seed crystal; performing second mixing on the first mixed system, a second lithium source, an iron source, a second manganese source, and a second phosphorus source to obtain a second mixed system containing a precursor; and sintering the second mixed system in a protective atmosphere to obtain a positive electrode material, where a molar ratio of the first lithium source, the first manganese source, and the first phosphorus source is a1:x1:1, a1 is 1.01 to 1.03, and x1 is 0.5 to 0.8; and a molar ratio of the second lithium source, the iron source, the second manganese source, and the second phosphorus source is a2:(1−x2):x2:1, a2 is 1.03 to 1.10, and x2 is 0.5 to 0.8. The positive electrode material has excellent compaction density and structural stability.Provided are a positive electrode material and a preparation method thereof, and a lithium ion battery. The preparation method includes: performing first mixing on a first lithium source, a metal phthalocyanine complex, a first manganese source, and a first phosphorus source to obtain a first mixed system containing a seed crystal; performing second mixing on the first mixed system, a second lithium source,

BATTERY CELL, CYLINDRICAL BATTERY, AND ELECTRICAL DEVICE

Resumen de: US20260221612A1

A battery cell, a cylindrical battery, and an electrical device are provided. The battery cell includes a wound battery cell body. The wound battery cell body includes a first electrode plate, a second electrode plate, and a separator that are wound. The electrode plate includes an electrode plate body and an active substance layer. The electrode plate body includes a coating region and a bare foil region connected to a side of the coating region in a winding axial direction. The active substance layer is covered on the coating region. At least a part of the bare foil region is suitable for being bent into a tab portion, and the tab portion includes a plurality of first tab groups spaced apart in a winding circumferential direction.

SYSTEMS FOR PERFORMING ACOUSTIC MEASUREMENT OF BATTERIES

Resumen de: US20260219238A1

Aspects of the present disclosure are directed to a suite of testing apparatuses and non-destructive, acoustic inspection methods for scanning and inspecting batteries to determine and characterize various physical phenomena in these batteries. In one aspect, a rastering system for non-invasive and acoustic inspection of battery cells includes a holder for placing a battery cell inside the system for the acoustic inspection, at least one transducer configured to perform acoustic measurements on the battery cell, and a controller configured with inspection parameters for performing the acoustic measurements, the inspection parameters being dynamic and interchangeable depending on at least one or more of a shape, a size, and a form factor of the battery cell.

MATERIAL STRIP TENSION ADJUSTING MECHANISM AND STACKING MACHINE

Nº publicación: US20260217489A1 30/07/2026

Solicitante:

WUXI LEAD INTELLIGENT EQUIPMENT CO LTD [CN]
Wuxi Lead Intelligent Equipment Co., Ltd.

Resumen de: US20260217489A1

0000 The disclosure provides a material strip tension adjusting mechanism and a stacking machine. The material strip tension adjusting mechanism includes: a moving mechanism; a bracket including a fixed bracket and a movable bracket, the fixed bracket being provided on the moving mechanism; an elastic member, a first end of the elastic member connected to the fixed bracket, and a second end of the elastic member connected to the movable bracket; a first clamping assembly including a first clamping member; and a second clamping assembly which is provided on the movable bracket.