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1315
resultados
Última actualización
04/11/2025 [07:11:00]
Resultados 125 a 150 de 1315
Resumen de: US2025332929A1
In one embodiment, a micromobility transit vehicle includes a frame including a downtube having a recess, a battery lock within the recess, and a battery. The battery includes an enclosure, an outer wall connected to the enclosure, a handle extending from a first portion of the outer wall, and a plurality of bumpers connected to the enclosure. The enclosure is configured to be received at least partially within the recess of the downtube. The outer wall has a shape complementary to the downtube. The handle makes a continuous loop with respect to the first portion of the outer wall such that the handle is formed as part of the outer wall. The plurality of bumpers is configured to provide the battery with drop protection and fit the battery within the recess of the downtube.
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: 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: US2025336969A1
A positive electrode for a rechargeable lithium battery includes a current collector, a first active material layer on the current collector, with the including first particles, second particles, a first binder, and a first conductive material. The positive electrode also includes a second active material layer on the first active material layer, the second active material layer including third particles, a second binder, and a second conductive material. The first particles are an olivine structured compound, the second particles are a layered compound, the third particles are an olivine structured compound. The first particle includes a plurality of first primary particles aggregated together, the first particles have an average diameter of about 3 μm to about 10 μm, and the first primary particles have an average diameter of about 200 nm or less. The third particles are single particles, and the third particles have an average particle diameter of about 100 nm to about 2 μm.
Resumen de: US2025336965A1
A positive electrode for a rechargeable lithium battery and a rechargeable lithium battery including the positive electrode are provided. The positive electrode includes a current collector, a first positive electrode active material layer on the current collector, and a second positive electrode active material layer on the first positive electrode active material layer. The first active material layer includes a first particle represented by Formula 1 and having the form of a single particle, and a second particle represented by Formula 2. The second positive electrode active material layer includes a third particle represented by Formula 3 and having the form of a single particle. The first particle is present in a greater content (e.g., amount) than the second particle.
Resumen de: US2025336964A1
A lithium iron phosphate battery and method for making the battery is provided. The lithium iron phosphate battery includes a lithium iron phosphate (LFP) cathode, a lithium anode, and a liquid electrolyte. The lithium iron phosphate (LFP) cathode has a coating adhered thereto. The coating includes a first material more than 70% by weight and a second material less than 30% by weight. The first material has a mean particle size (D50) of 10 micrometers (μm), and the second material has a mean particle size (D50) of 1 μm. The liquid electrolyte transports positively charged ions between the lithium anode and the LFP cathode. The liquid electrolyte includes between 1.0 and 1.5 M LiPF6 and between 0 and 0.5 M LiFSI.
Resumen de: US2025336962A1
The embodiments of this application provide a secondary battery, and a battery module, a battery pack and an apparatus including the same. Specifically, this application provides a secondary battery, which includes a negative electrode plate. The negative electrode plate includes a negative electrode current collector and a negative electrode film disposed on at least one surface of the negative electrode current collector. The negative electrode film includes a negative electrode active material, a conductive agent, and a binder. The negative electrode active material includes SiOx (0
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: US2025336957A1
Provided are a negative electrode for a lithium secondary battery and a lithium secondary battery including the same, the negative electrode for a lithium secondary battery including a current collector; a first negative electrode active material layer disposed on the current collector and including a first graphite-based active material containing artificial graphite and natural graphite, and a first silicon-based active material; and a second negative electrode active material layer disposed on the first negative electrode active material layer and including a second graphite-based active material containing artificial graphite and natural graphite, and a second silicon-based active material. The first graphite-based active material has a content of the artificial graphite equal to or less than that of the natural graphite, and the second graphite-based active material has a content of the artificial graphite greater than that of the natural graphite.
Resumen de: US2025336956A1
A negative electrode plate includes: a current collector; and a negative electrode active material layer formed on the current collector; where the negative electrode active material layer includes at least two negative electrode active material layers from inside to outside; the negative electrode active material layer includes a negative electrode active material selected from natural graphite or artificial graphite; and the at least two negative electrode active material layers include at least one negative electrode active material layer containing natural graphite and at least one negative electrode active material layer containing artificial graphite.
Resumen de: US2025336984A1
Provided here is a method of manufacturing a lattice electrode useful in an energy storage device such as a battery or capacitor. A lattice electrode useful in an energy storage device such as a battery or capacitor also is provided, along with energy storage devices such as batteries or capacitors.
Resumen de: US2025336952A1
Examples of the disclosure include a positive electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the positive electrode. Examples include a positive electrode for a rechargeable lithium battery including a current collector, a first active material layer on the current collector, and a second active material layer on the first active material layer. The first active material layer includes a first particle and a third particle, the second active material layer includes a first particle and a second particle, the first particle is in the form of a single particle, and the second particle is in the form of a secondary particle. The first particle and the second particle are olivine-based particles, and the third particle is a layered particle.
Resumen de: US2025336958A1
A negative electrode sheet and a preparation method therefor, a secondary battery and an electric device. The negative electrode sheet includes a negative electrode current collector, a negative electrode active layer and a flake graphite. A ratio of a thickness t to a diameter d of the flake graphite is t/d, where t/d≥0.005. The negative electrode active layer includes a negative electrode active material, and the negative electrode active material includes a silicon-based material.
Resumen de: US2025336955A1
Negative electrode sheets are disclosed. The negative electrode sheets comprise a current collector, and a silicon-containing layer, an intermediate layer and a carbon layer which are stacked in sequence on at least one side of the current collector, wherein the intermediate layer comprises a first conductive agent and a first binder.
Resumen de: US2025336941A1
A positive electrode active material for a rechargeable lithium battery, a positive electrode including the positive electrode active material, and a rechargeable lithium battery including the positive electrode are disclosed. For example, the positive electrode active material may include first particles including a compound of Chemical Formula 1 and second particles including a compound of Chemical Formula 2. The content (e.g., amount) of the first particles may be greater than the content (e.g., amount) of the second particles, and the second particles may have (e.g., be in) a single particle form.
Resumen de: US2025336942A1
Examples of the disclosure include positive electrode active materials for a rechargeable battery, and rechargeable lithium batteries including the positive electrode active materials. For example, the positive electrode active material includes first particles comprising a compound and having a first average particle diameter, and second particles comprising a compound and having a second average particle diameter that is smaller than the first average particle diameter. The content of the first particles is greater than the content of the second particles.
Resumen de: US2025336940A1
Provided are a positive electrode, and a rechargeable lithium battery including the positive electrode. A positive electrode for a rechargeable lithium battery includes a current collector, a first active material layer on the current collector, the first active material layer including a first particle, a first binder, and a first conductive material, and a second active material layer on the first active material layer, the second active material layer including a second particle, a second binder, and a second conductive material. The first particle contains a layered compound, and the second particle contains an olivine structured compound, and the second particle is in the form of a secondary particle constituted with a plurality of primary particles.
Resumen de: US2025336938A1
A process produces a coated active anode material, wherein a mixed anode material and a pyrogenically produced and nanostructured metal oxide of alumina, titania or a mixture thereof are subjected to dry mixing in a mixing unit. A coated mixed anode material obtainable by this process finds application in lithium-ion batteries, electric and/or electronic devices.
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: 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: US2025336943A1
Examples of the disclosure include a positive electrode, and a rechargeable lithium battery including the positive electrode. Examples include a positive electrode for a rechargeable lithium battery including a current collector, a first active material layer on the current collector, and a second active material layer on the first active material layer. The first active material layer includes a first particle containing an olivine structured compound, a second particle containing a layered compound, a first conductive material, and a first binder. The second active material layer includes a third particle containing an olivine structured compound, a second conductive material, and a second binder.
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.
Nº publicación: US2025336929A1 30/10/2025
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: US2025336929A1
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, third particles having a layered structure and fourth particles. The first particles and the second particles constitute a main active material, and the amount of the main active material is about 75 parts by weight to about 85 parts by weight based on 100 parts by weight of the positive electrode active material.
BOPI
Sede Electrónica
