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1603
resultados
Última actualización
10/11/2025 [07:13:00]
Resultados 900 a 925 de 1603
Resumen de: US2025332930A1
A battery pack includes a battery housing, a plurality of battery cells enclosed within the battery housing, a battery connector including a plurality of terminals, a near-field communication (NFC) tag reader, and a battery management system in communication with the NFC tag reader. The battery management system is configured to detect, via the NFC tag reader, a type of equipment connected to the battery connector, and change a battery electrical output parameter based on the type of equipment.
Resumen de: US2025332544A1
A gas treatment arrangement for a transportable test chamber of an electric component comprising: a channel portion configured to be connectable with the test chamber and comprises a gas cleaning apparatus; wherein the gas cleaning apparatus comprises an oxidation catalyst and a particulate filter. The gas cleaning apparatus further comprising a temperature control arrangement arranged upstream of the oxidation catalyst and the particulate filter, wherein the temperature control arrangement is configured to control temperature of a first gas stream from the test chamber.
Resumen de: US2025332562A1
A reactor component according to an embodiment is used in a reactor that reacts a material to be treated in an environment where at least one of the material to be treated and an atmosphere contains sulfur or sulfide and is constituted of an alloy of which a principal component is Fe, which contains 13 to 35 percent by mass of Cr, and which contains a total of 0 to 35 percent by mass of Ni and Co.
Resumen de: US2025331738A1
A blood glucose meter (10) comprises a main body part (11), a sensor mounting part (13), a measurement unit (14), a battery compartment (11a), a battery cover (12), a hinge (21), a lock pin (21a), and sliding surfaces (SL1, SL2). The battery cover (12) has an opening (12a) into which a jig Z is inserted during removal from the body portion (11). The hinge (21) deforms when pressed by the jig (Z) inserted through the opening (12a). The lock pin (21a) is provided at a position where it is exposed to the outside through the opening (12a), and when pressed by the jig (Z), the battery cover (12) is unlatched from the main body portion (11). When the battery cover (12) is slid along the sliding surfaces (SL1 and SL2) in a state in which the battery cover (12) is latched to the main body portion (11) by the lock pin (21a), a force in a compression direction is exerted on the hinge (21).
Resumen de: US2025337029A1
Provided is a structure of a battery module including: a battery cell including an electrode lead protruding and extending forward; a sensing block arranged in front of the battery cell and having a slit through which the electrode lead passes forward and rearward; and a bus bar mounted on a front portion of the sensing block and on one side in a width direction of the slit, wherein the electrode lead is bent toward one side in the width direction at a bent portion located forward of the slit and is connected to the bus bar, the sensing block includes a first flat surface, a second flat surface, and a stepped portion, and a boundary where the inner peripheral surface of the slit and the first flat surface meet is formed as a corner having an internal angle of 90 degrees or less.
Resumen de: US2025337078A1
Battery packs that can provide power to an electronic device, can be easy to use and simple to connect to the electronic device, have a small and efficient form factor, and can readily be powered for use.
Resumen de: US2025337120A1
A separator and an electrochemical device including the separator are provided. The separator comprises a porous polymer substrate including a polymer resin, and the polymer resin having specific polymer polydispersity index, weight-average molecular weight, content of a fraction eluted at a specific temperature, and indentation depth, thereby having improved compression resistance and insulation breakdown voltage.
Resumen de: US2025337112A1
The present disclosure relates to a separator and a rechargeable lithium battery including the separator. The separator includes a porous substrate and a coating layer on a surface of the porous substrate. The coating layer includes a heat-resistant layer including a binder and a filler, and an adhesive layer including an adhesive binder on the heat-resistant layer. The binder includes a (meth)acryl-based binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or a salt thereof, a second structural unit derived from hydroxyalkyl (meth)acrylate, and a third structural unit derived from (meth)acrylamido sulfonic acid or a salt thereof. The filler includes a mixture of cubic filler having a particle diameter D50 ranging from about 50 nm to about 250 nm and a plate-shaped filler having a particle diameter D50 ranging from about 250 nm to about 350 nm in a weight ratio of about 20:80 to about 80:20.
Resumen de: US2025337109A1
The present invention relates to a heat resistant layer composition, a heat resistant layer formed therefrom, and a separator for a lithium secondary battery, and a lithium secondary battery including same, wherein the heat resistant layer composition includes an acrylic copolymer including a first structural unit derived from (meth)acrylamide, and a second structural unit including at least one of a structural unit derived from (meth)acrylic acid or a (meth)acrylate, a structural unit derived from (meth)acrylonitrile, and a structural unit derived from (meth)acrylamidosulfonic acid or a salt thereof; a cross-linking agent including at least one functional group of an aldehyde group, an epoxy group, an amide group, an imide group, an amine group, and a silane-based group; and a solvent.
Resumen de: US2025337034A1
A method for adjusting the transition metal composition of a lithium transition metal oxide cathode active material, such as a lithium nickel manganese cobalt oxide material, comprises precipitating a transition metal hydroxide onto the surface of particles of a first lithium transition metal oxide to form coated particles; isolating the coated particles; combining the isolated coated particles with an amount of lithium hydroxide; and calcining the resulting mixture at a temperature in the range of about 700 to about 950° C. (e.g., 800 to 900° C.) to form a second lithium transition metal oxide that has a different transition metal composition than the first lithium transition metal oxide material; wherein the amount of lithium hydroxide is selected to afford a target ratio of lithium to transition metals in the second lithium transition metal oxide after calcining.
Resumen de: US2025337065A1
The present disclosure provides a top cover assembly and a battery. The top cover assembly includes a cover plate and a pole. The cover plate includes a first surface and a second surface. A first through hole is provided on the cover plate. The first through hole penetrates from the first surface to the second surface. The pole passes through the first through hole and is insulated from the cover plate. The pole includes a first connecting part inserted in the first through hole. An orthographic projection of the first connecting part in a direction from the second surface toward the first surface forms a first profile. The first profile extends along a first direction and has a first maximum length L1 in the first direction and a first maximum width L2 in a second direction perpendicular to the first direction, where 2≤L1/L2≤3.
Resumen de: US2025337022A1
Disclosed are a positive electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the positive electrode. The positive electrode includes a current collector, a positive active material layer including a positive active material, and a functional layer between the current collector and the positive active material layer. The functional layer includes an additive configured to decompose at 160° C. or more and configured to fulfill an endothermic function, a thermally expandable polymer, and a conductive material.
Resumen de: US2025337057A1
A battery cell includes an electrolyte, an electrode assembly, and a shell. The electrode assembly and the electrolyte are accommodated in the shell, where the shell is a cylindrical structure. The electrolyte includes a linear ester solvent, and a mass percentage of the linear ester solvent in the electrolyte is greater than or equal to 25.5 wt %.
Resumen de: US2025337060A1
Disclosed are composite substrates and rechargeable lithium batteries. The composite substrate includes a support layer, a first metal layer on a top surface of the support layer, and a second metal layer on a bottom surface of the support layer. At least one of the first metal layer and the second metal layer includes a first region to which a tab is configured to be attached, and a second region different from the first region. A ratio of surface roughness of the first region to surface roughness of the second region is in a range of about 3.5 to about 7.
Resumen de: US2025336937A1
Provided in the present disclosure is a film-coated silicon-based negative electrode active material, including a silicon-based material and a film coated on surfaces of the silicon-based material, in which the film includes a copolymer, and a structure of the copolymer contains 1,3-dioxolane groups and sulfonyl fluoride groups.
Resumen de: US2025336939A1
Provided is a composite silicon-based negative electrode material, including a silicon-based material and a coating layer coated on a surface of the silicon-based material, in which the coating layer includes a copolymer, the copolymer contains phosphonic acid groups and cyano groups, and a molecular weight of the copolymer is 5,000-100,000 daltons.
Resumen de: US2025336936A1
A composite anode material is provided. The composite anode material includes a graphite, a plurality of silicon particles, and a carbon coating layer. The graphite is pretreated with surface modification through an organic polymer. The plurality of silicon particles are coated on the graphite. The carbon coating layer is coated on the graphite and the plurality of silicon particles. The carbon coating layer is formed by carbonizing the organic polymer through a heat treatment. A preparation method of the composite anode material includes steps as follows. Firstly, a graphite and an organic polymer are mixed to form a first composite particle. Secondly, the first composite particle and a plurality of silicon particles are mixed to form a second composite particle. Finally, a heat treatment is performed on the second composite particle to form the composite anode material.
Resumen de: US2025336935A1
The present disclosure relates to a negative electrode and a secondary battery including the same, wherein safety against external short circuit is improved by increasing resistance in the battery.In an aspect of the present disclosure, the electrode includes:a current collector; anda plurality of negative electrode active material layers provided on at least one side of the current collector, whereinthe plurality of negative electrode active material layers includea first negative electrode active material layer including lithium titanium oxide (LTO) and carbon nanotube (CNT) andone or more second negative electrode active material layer including a negative electrode active material other than the lithium titanium oxide (LTO),the loading amount of the first negative electrode active material layer is 0.2 mAh/cm2 or less, andthe first negative electrode active material layer is in contact with the current collector or is located between the two or more second negative electrode active material layers.
Resumen de: US2025336927A1
Disclosed are positive electrode active materials for a rechargeable battery, positive electrodes including the positive electrode active materials, and rechargeable lithium batteries including the positive electrode active materials. The positive electrode active material comprises first particles comprising a compound having an olivine structure, second particles comprising a compound having a spinel structure, and third particles. An amount of the third particles is about 0.5 parts by weight to about 1.5 parts by weight based on 100 parts by weight of the positive electrode active material.
Resumen de: AU2024434465A1
A battery cell cover plate (100), a battery cell (200), and a battery pack. The battery cell cover plate (100) comprises a cover plate body (10); the cover plate body (10) has a top surface (11) and a bottom surface (12) which are opposite to each other, and a liquid injection hole (13) is formed in the cover plate body (10); and the liquid injection hole (13) runs through from the top surface (11) to the bottom surface (12). The bottom surface (12) is configured to face a jelly roll (220); at least partial area of the bottom surface (12) is configured to be a flow guide surface (121); the flow guide surface (121) is adjacent to the liquid injection hole (13); and the flow guide surface (121) is inclined from the liquid injection hole (13) to a direction away from the top surface (11).
Resumen de: AU2023442275A1
A battery pack including a housing having a first side, a second side positioned opposite the first side, a third side positioned adjacent to both the first side and the second side, a fourth side positioned opposite the third side, an air inlet disposed on the first side, and an air outlet disposed on the second side. The battery pack also includes a plurality of battery cells, a fan positioned within the housing, a temperature sensor that senses a temperature, and an electronic controller that receives a signal from the temperature sensor, determines the temperature, determines whether the temperature is greater than a first temperature threshold, and turns on the fan for a first speed to move air from the air inlet to the air outlet.
Resumen de: US2025337028A1
A battery charging device suitable for portable operation includes a charging box with a grip is provided on one side of the top of the charging box near a first opening, and when the battery charging device is lifted by the grip, the tilt direction of the battery charging device is consistent with the tilt direction of a battery compartment. The battery charging device can thereby reduce the risk of the battery easily falling out of the battery compartment during transportation, which improves the reliability of the battery charging device during transportation.
Resumen de: US2025337085A1
A battery structure for an electric vehicle includes first and second battery arrays. The first battery array includes first walls that are secured to each other to form a first unitized structure that is configured to house first battery cells. One first wall of the plurality of first walls extends in a transverse direction relative to a longitudinal direction of the electric vehicle. The second battery array is adjacent to the first battery array and includes second walls that are secured to each other to form a second unitized structure that is configured to house second battery cells. One second wall of the plurality of second walls is secured to the first wall of the first battery array and includes a first vertical portion, a second vertical portion spaced apart from the first vertical portion and connecting members connecting the first vertical portion and the second vertical portion.
Resumen de: US2025337070A1
A battery pack is provided and including a battery case including a plurality of accommodating portions each accommodating one cylindrical battery cell, the accommodating portions being arranged side by side in one direction, in which each of the accommodating portions has a wall portion defining a space for accommodating the cylindrical battery cell, the wall portion in a state before accommodating the cylindrical battery cell defines an elliptical cylindrical space, a slit is provided in the wall portion in parallel with a central axis of the elliptical cylindrical space, a direction in which the accommodating portions are arranged in one direction is defined as a long axis direction of the elliptical cylindrical space, a direction perpendicular to the long axis direction is defined as a short axis direction, and a direction perpendicular to the long axis direction and the short axis direction and parallel to the central axis of the elliptical cylindrical space is defined as a depth direction, and a longest short axis diameter in the short axis direction of the elliptical cylindrical space in each of the accommodating portions is equal to or smaller than a diameter of the cylindrical battery cell.
Nº publicación: US2025337025A1 30/10/2025
Solicitante:
VOLVO TRUCK CORP [SE]
VOLVO TRUCK CORPORATION
Resumen de: US2025337025A1
A computer system is provided, including processing circuitry configured to obtain indications of voltages at a plurality of connector pins and/or sockets of a physical port for connecting a diagnostics tool to a battery pack or battery management unit for the battery pack; determine, based on the indications, that the voltages applied match a predefined voltage pattern; and, in response to the determining, authorize the diagnostics tool to modify one or more parameter values of the battery pack.
BOPI
Sede Electrónica
