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1196
resultados
Última actualización
18/08/2025 [07:12:00]
Resultados 100 a 125 de 1196
Resumen de: US2025260135A1
A current collector assembly (CCA) with an insulative structure is provided. A battery system can include the current collector assembly formed from the insulative structure. The current collector assembly can include a conductor layer at least partially encapsulated by the insulative structure. The current collector assembly can include a conductor array cut from the conductor layer. A first portion of the conductor array can contact a positive terminal of a first group of battery cells, and a second portion of the conductor array can contact a negative terminal of a second group of battery cells. The rib can be formed from the insulative structure of the current collector assembly.
Resumen de: US2025260138A1
A rechargeable battery includes: an electrode assembly including a first electrode tab and a second electrode tab; a case including an opening and receiving the electrode assembly to be connected to the first electrode tab; a cap assembly including a cap plate coupled to the case and covering the opening, and a terminal plate coupled to the cap plate and connected to the second electrode tab; a first insulating member between the second electrode tab and the cap plate; a second insulating member attached to a surface of the second electrode tab; and a third insulating member between the second electrode tab and the electrode assembly.
Resumen de: US2025260095A1
The present invention relates to energy storage devices and more particularly to their design and manufacturing method. The energy storage device comprises an electrically isolated cylindrical sleeve housing open at both ends and closed with two separate end caps integrated with the current terminals with an improved design. The upper and lower end caps are integrated with the anode and cathode terminals, and the cylindrical sleeve housing is electrically isolated from both upper and lower end caps integrated with the current collector terminals. Unlike previously known solutions the cylindrical sleeve housing is electrically isolated both from the upper and lower current terminals which are integrated directly into the end caps wherein this is to avoid undesirable side reactions and the disruption of energy storage mechanism. Additionally, the upper and lower end caps are directly integrated with the current terminals and offer an improved design.
Resumen de: US2025259988A1
An electrochemical apparatus includes a positive electrode plate, the positive electrode plate includes a positive electrode current collector and a positive electrode active material layer disposed on one or two sides of the positive electrode current collector, and the positive electrode active material layer includes a positive electrode active material. A ratio of Dv99 of the positive electrode active material to thickness H1 of the positive electrode active material layer on a single side of the positive electrode current collector satisfies 0.5≤Dv99/H1≤0.9. Agglomeration regions with a bright spot having a diameter D0 greater than or equal to 20 μm are observed on a surface of the positive electrode active material layer under a scanning electron microscope, and the agglomeration regions have a number density less than or equal to 5 pcs/cm2 per unit area on the surface of the positive electrode active material layer.
Resumen de: US2025260094A1
A heat-insulation protection layer includes a first surface and a second surface oriented back-to-back against each other. The first surface is configured to face a heat source. An axial heat transfer coefficient T1 of the heat-insulation protection layer is less than a transverse heat transfer coefficient T2 of the heat-insulation protection layer. Heat generated by the heat source radiates to the first surface. When a temperature of the first surface is less than or equal to 1600° C., that is, when the heat radiates to the first surface and makes the temperature of the first surface be less than or equal to 1600° C., a temperature of the second surface does not exceed 1200° C.
Resumen de: US2025260015A1
A binder that hardly causes gelation even when mixed with a positive electrode active material containing nickel, and has sufficient adhesiveness in a small amount. The binder contains a vinylidene fluoride polymer, the vinylidene fluoride polymer includes a structural unit derived from vinylidene fluoride and two or more kinds of structural units having a carboxy group, and a viscosity ratio of slurry determined by a specific method is 100% or less.
Resumen de: US2025260021A1
The present disclosure relates to an energy storage medium apparatus having an electrically conductive anode having a plurality of randomly extending anode portions propagating in three dimensions, and an electrically conductive cathode having a plurality of randomly extending cathode portions propagating in three dimensions. The randomly extending anode portions and the randomly extending cathode portions are interpenetrating in three dimensions while maintaining a separation therebetween.
Resumen de: US2025260132A1
A contact adapter comprises a central contact adapter extending in the axial direction and having a bottom surface for attachment to a central terminal of the battery, an opposite tip for passing through a central contact opening of the busbar, and a side surface extending between the tip and the bottom surface having a central contacting portion for contacting a central terminal of the central contact opening of the busbar in a radial direction. The contact adapter comprises a peripheral contact adapter for arranging around the central contact adapter, the peripheral contact adapter having a bottom plate for attaching to an annular terminal of the battery and a hollow contact cylinder, having a peripheral contacting portion for contacting a peripheral terminal of a peripheral contact opening of the bus bar in the radial direction. The central contact height is greater than the peripheral contact height.
Resumen de: US2025260137A1
Conventional batteries have room for improvement in terms of improving structural efficiency. The battery of the present disclosure comprises a power generating portion and a current collecting portion, and the current collecting portion comprises an electrode mixture. In the battery, for example, a layer comprising the electrode mixture in the current collecting portion may be bent together with a current collector.
Resumen de: US2025260070A1
The nonaqueous electrolyte energy storage device according to an aspect of the present invention includes an electrode assembly in which a positive electrode containing positive active material particles and a negative electrode are stacked; a nonaqueous electrolyte solution; and a sealable case for housing the electrode assembly and the nonaqueous electrolyte solution, and in the nonaqueous electrolyte energy storage device, the positive active material particles contain a lithium transition metal composite oxide having an α-NaFeO2 structure, the content of lithium element with respect to a transition metal element in the lithium transition metal composite oxide is more than 1.0 in terms of molar ratio, the positive active material particles contain a different kind of element, the different kind of element is aluminum element, tungsten element, boron element, zinc element, titanium element, or a combination of these elements, a gas soluble in the nonaqueous electrolyte solution is filled inside the case, the inside of the case is in a negative pressure state, and the electrode assembly is in a state of being pressed in the stacking direction of the positive electrode and negative electrode.
Resumen de: US2025260113A1
A power storage module includes at least one cylindrical power storage device, and a lower holder that holds a lower end part of the power storage device, wherein at least one concave part is formed on one of a surface of the power storage device facing a holding part and a surface of the holding part facing the power storage device, and at least one convex part fitted in the concave part is formed on the other.
Resumen de: US2025260134A1
A busbar, a battery pack, and an electronic device are provided. The busbar includes an aluminum bar and two copper sleeves, and a mounting hole is provided in each of the two ends of the aluminum bar. The two copper sleeves are secured in one-to-one correspondence in the two mounting holes, and the copper sleeves are electrically connected to the aluminum bar. One of the two copper sleeves is configured for electrically connecting to a battery module, and the other copper sleeve is configured for electrically connecting to an external device.
Resumen de: US2025260091A1
A method for producing an inter-cell cooling unit. A heat sink extending in a longitudinal extension direction is provided in the form of an extruded profile, which includes an interior with at least one cooling channel through which a coolant can flow, and which is delimited in the longitudinal extension direction by a first end region with a front-side first opening region which opens into the environment. A first connection unit with at least one first connection opening, which is different from the first opening region, is formed from the first end region.
Resumen de: US2025259989A1
An anode for a lithium secondary battery according to embodiments of the present disclosure includes an anode current collector, and an anode active material layer which is disposed on at least one surface of the anode current collector, includes a silicon-based active material, and has a Li/Si ratio of 0.03 to 0.06.
Resumen de: US2025260089A1
A battery housing for an electric vehicle battery includes a housing wall comprised of a plastic. The battery housing comprises a fluid conduit for a temperature-regulating means. The fluid conduit is at least partially embedded in the housing wall.
Resumen de: US2025260092A1
A cooling assembly for a battery system includes an inlet system. The inlet system includes an inlet manifold, an inlet connecting tube, a first inlet connecting member defining a first surface and at least one first inlet fluid port, and a second inlet connecting member defining at least one second inlet fluid port in fluid communication with the at least one first inlet fluid port of the first inlet connecting member. The cooling assembly also includes an outlet system in fluid communication with the inlet system. The outlet system includes an outlet manifold, a first outlet connecting member defining at least one first outlet fluid port, an outlet connecting tube, and a second outlet connecting member defining at least one second outlet fluid port.
Resumen de: US2025260063A1
The disclosure aims to provide an electrolytic solution with which an electrochemical device exhibiting excellent battery characteristics even with a negative electrode containing an alkali metal-containing material can be obtained. Provided is an electrolytic solution which is for use in a battery including a negative electrode containing an alkali metal-containing material, the electrolytic solution containing a solvent, the solvent including a compound (1) represented by the following formula (1):wherein R101 and R102 are each independently a C1-C3 non-fluorinated alkyl group, R103 to R106 are each independently a hydrogen atom or a halogen atom, and at least one selected from R103 to R106 is a halogen atom.
Resumen de: US2025260003A1
The coated active material includes an electrode active material and a coating layer covering the electrode active material, wherein the coating layer includes an oxide solid electrolyte containing a Li element, a P element, and an O element, and a particle size (D50) of the coated active material is 5.5 μm or less.
Resumen de: US2025257278A1
Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.
Resumen de: US2025257277A1
Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.
Resumen de: US2025257228A1
An aspect of the present disclosure relates to a dispersant composition for an electrode of a power storage device. The dispersant composition contains an acrylic polymer (A), an amine compound (B) with a boiling point of 200° C. or less, and an organic solvent (C). The acrylic polymer (A) contains a constitutional unit a represented by the following formula (1). The compound (B) is at least one amine compound selected from the group consisting of a secondary aliphatic amine, a tertiary aliphatic amine, an aromatic amine, and a heterocyclic amine.
Resumen de: US2025260144A1
An electrode assembly comprises a positive electrode plate, a negative electrode plate, and a separator, where the separator is disposed between the positive electrode plate and the negative electrode plate; the expansion layer is disposed between the positive electrode plate and the negative electrode plate, and the expansion layer is used for expansion in response to a preset condition to cut off an electrical connection between the positive electrode plate and the negative electrode plate.
Resumen de: US2025260248A1
Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports, at least two leads, or at least one access port and at least one lead and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.
Resumen de: US2025260128A1
Provided is a technique that does not inhibit an intrusion of the electrolytic solution from outside to inside of the electrode assembly, and that can suppress the electrolytic solution from outflowing to the outside from the inside of the electrode assembly. A herein disclosed electric storage device includes the electrode assembly including a positive electrode, a negative electrode, and a separator, includes an electrolytic solution, and includes a case configured to accommodate the electrode assembly and the electrolytic solution. The electric storage device includes a reverse flow inhibiting groove on a surface of the separator. The reverse flow inhibiting groove is a groove in which the electrolytic solution flows from the outside to the inside of the electrode assembly, and is a groove which is in a pattern for inhibiting the electrolytic solution from flowing to the outside from the inside of the electrode assembly.
Nº publicación: US2025260244A1 14/08/2025
Solicitante:
HONDA MOTOR CO LTD [JP]
HONDA MOTOR CO., LTD
Resumen de: US2025260244A1
A power supply device includes a first power source, a second power source, a switch circuit including a first switch to a third switch, a first reactor, a second reactor, and a control device configured to control the switch circuit and to alternately switch between a first state in which the first power source is connected between the first node and the fourth node via the first reactor and the second power source is connected to both ends of the second reactor and a second state in which the second power source is connected between the first node and the fourth node via the second reactor and the first power source is connected to both ends of the first reactor.
BOPI
Sede Electrónica
