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1356
resultados
Última actualización
03/05/2026 [07:29:00]
Resultados 25 a 50 de 1356
Resumen de: US20260121035A1
The invention provides a coated particulate material comprising a plurality of core particles, whereat each core particle comprises at least one compound of formula (I), LiN1-x-y-zCoxMnyMzO2 (I), and the surfaces of the core particles exhibit a coating comprising at least one polycationic organic polymer or at least one polyanionic organic polymer.
Resumen de: US20260117075A1
A composition for coating metal surfaces includes a binding agent having a phenolic resin, an epoxy resin, in particular phenoxy resin, a polyester resin (soft resin) and a polyisocyanate, further having at least one conductive pigment, a corrosion resistant pigment and a solvent. The coating layer obtained from the composition by drying is corrosion-resistant, non-flammable, forming-compatible and weldable.
Resumen de: US20260121060A1
Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
Resumen de: US20260115883A1
An electric ratchet wrench as one example of the ratchet wrench includes an electric motor, a holder that rotatably holds a socket via a one-way clutch mechanism, and a spindle configured to convert a driving force from the motor into a reciprocating rotation motion of the holder. A space is provided between the socket and the holder. The space includes large interval portions and small interval portions. The small interval portions are adjacent to the large interval portions in a rotation direction (lock direction) of the socket and have distances smaller than distances of the large interval portions. Additionally, the one-way clutch mechanism includes columnar locking pins disposed between the spaces and have a diameter with a size equal to or less than the distances of the large interval portions and exceeding the distances of the small interval portions.
Resumen de: US20260118828A1
A device capable of being used for a long time is achieved. A power supply, a connection method of a power supply, or a connecting member, for easy attachment and detachment and non-detachment when in use, is provided. A power supply, a connection method of a power supply, or a connecting member for easy replacement is provided. A highly designed power supply is provided. Power from a battery is supplied to an electronic device through a connecting member including a pipe, a spring, and a pair of pivots. The pair of pivots are electrically insulated from each other, and electrically connected to any one of a pair of electrodes of the battery. The electronic device into which the pair of pivots are inserted includes a pair of bearings capable of receiving power.
Resumen de: US20260121255A1
The present application relates to a secondary battery including a first adapter piece and an electrode assembly, the electrode assembly including a first electrode plate, a second electrode plate, a plurality of electrode tabs and a second electrode tab, all of the first electrode tabs are stacked to form a first multi-tab structure and connected to the first adapter piece, and the electrode assembly comprises a first adapter member; the first adapter member comprises the first multi-tab structure and the first adapter piece; in a direction parallel to the first electrode plate, there is at most one layer of the first adapter member. The present application may effectively reduce the existing waste of the top space caused by bending the electrode tabs, and is more stable for the bending effect, thereby improving the energy density of the battery.
Resumen de: US20260114517A1
An electronic cigarette or vaporizer may include a shell and a cartomizer receivable within a chamber within a portion of the shell. A basin may be included in the cartomizer to hold a vaporizable fluid, dry substance, or other vaporizable substance such as a wax. A heating element may be provided within the basin which may have a flexible non-conductive material and a flexible conductive material.
Resumen de: US20260121082A1
Systems and methods drawn to an electrochemical cell comprising a low temperature ionic liquid comprising positive ions and negative ions and a performance enhancing additive added to the low temperature ionic liquid. The additive dissolves in the ionic liquid to form cations, which are coordinated with one or more negative ions forming ion complexes. The electrochemical cell also includes an air electrode configured to absorb and reduce oxygen. The ion complexes improve oxygen reduction thermodynamics and/or kinetics relative to the ionic liquid without the additive.
Resumen de: US20260118059A1
An oven drying apparatus and an electrode plate manufacturing device are described. The oven drying apparatus comprises an oven and a plurality of control units. The oven is formed by splicing a plurality of oven modules, each of the oven modules comprises an oven chamber and a blowing apparatus, the blowing apparatus is at least partially arranged inside the oven chamber, and the blowing apparatus is configured to blow air towards the material strip inside the oven chamber. The plurality of control units each corresponds to one of the plurality of oven modules, each of the control units is configured to control an outlet air parameter of the blowing apparatus of the corresponding oven module. The technical solution provided by the present application can improve the quality of batteries with reduced cost.
Resumen de: US20260121256A1
A bridge structure for combining a first electrode assembly stacked with a second electrode assembly includes a first welding part to which a first electrode tab of the first electrode assembly is bonded; a second welding part to which a second electrode tab of the second electrode assembly is bonded; and a connecting part which connects the first welding part and the second welding part to each other. The first and second welding parts are offset from one another in a diagonal direction that is oblique to the stacking direction of the first and second electrode assemblies. The connecting part extends in the diagonal direction to connect the first and second welding parts to each other.
Resumen de: US20260117414A1
The present application provides a single-crystal ternary positive electrode material and a preparation method and an application thereof. The single-crystal ternary positive electrode material satisfies the following relationships: 1 μm≤P<5 μm, 1≤D2/D1<10, and 3 μm
Resumen de: US20260121121A1
The present disclosure discloses an electrolyte additive, an electrolyte, and a battery. The electrolyte additive includes a compound represented by Formula 1 and an electrophilic film-forming additive,In the compound represented by Formula 1, R1 and R2 are each independently fluorine atom or fluoroalkyl having 1 to 10 carbon atoms.
Resumen de: US20260121571A1
A power tool includes an electric motor; a housing; a first energy storage device including at least one first energy storage unit, where the first energy storage device is detachably mounted to the housing and further configured to be detachable from the housing to supply power to another power tool; a second energy storage device including at least one second energy storage unit; a charging circuit electrically connected to the second energy storage device and the first energy storage device; and a controller configured to control the charging circuit such that the first energy storage device charges the second energy storage device.
Resumen de: US20260116259A1
A thermal management assembly includes a first valve body and a second valve body. The first valve body includes a first port, a second port, and a third port. The second valve body includes a first port, a second port, a third port, and a fourth port. The first port of the first valve body and the third port of the first valve body are separately connected to a heat exchange path of a battery. The second port of the first valve body is connected to the first port of the second valve body.
Resumen de: US20260121050A1
A positive electrode active material and a preparation method thereof. The positive electrode active material includes a secondary particle composed of primary particles; and the primary particle includes Li1+aFe1-x-yMnxAy(PO4), where −0.1≤a≤0.4, 0.5≤x≤0.7, 0≤y≤0.01, A includes at least one of Al, Mg, Ni, Co, Ti, Ga, Cu, V, Nb, Zr, Ce, In, Zn, or Y, and the positive electrode active material has a crystallinity of not less than 98%. The positive electrode active material has high crystallinity, and the ionic conductivity and electronic conductivity thereof are high. Applying the positive electrode active material to a lithium-ion battery can significantly improve the rate performance of the battery.
Resumen de: US20260121156A1
An eco-friendly power source, such as a battery module for a transportation vehicle includes a first sub-module and a second sub-module each including a plurality of battery cells; a lower cover supporting the first sub-module and the second sub-module; a connection member coupled to the first sub-module and the second sub-module, respectively; and a cooling plate coupled to the lower cover and forming a flow path through which a refrigerant can flow, wherein at least a portion of the flow path is disposed to oppose the connection member with the lower cover interposed therebetween.
Resumen de: US20260116221A1
A battery high-voltage box, a battery pack, and a vehicle. The battery high-voltage box includes a battery positive interface, a battery negative interface, a power transmission main circuit, a controlled switch module, and a precharge circuit. The power transmission main circuit is connected to the battery positive interface and the battery negative interface respectively, the controlled switch module is disposed on the power transmission main circuit, and the precharge circuit is connected in parallel with the controlled switch module; the precharge circuit, when in a conductive state, is configured to precharge an external load, such that the external load can be precharged through the precharge circuit in the battery high-voltage box.
Resumen de: US20260121041A1
0000 A positive electrode material precursor and a preparation method thereof and an application thereof are provided. The positive electrode material precursor is a core-shell structure, including an inner core, an outer shell, and an intermediate layer provided between the inner core and the outer shell; where the inner core is formed by accumulating a first sheet-like material, and the first sheet-like material is formed by stacking a plurality of layers of a primary sheet-like material; the intermediate layer is formed by accumulating the primary sheet-like material; the outer shell is formed by accumulating a second sheet-like material, and the second sheet-like material is formed by stacking a plurality of layers of the primary sheet-like material; and a layer number of the layers of the primary sheet-like material in the second sheet-like material is less than that in the first sheet-like material.
Resumen de: US20260121068A1
An electrochemical device includes a negative electrode plate. The negative electrode plate includes a negative electrode current collector, a first negative electrode active material layer, and a second negative electrode active material layer, and the first negative electrode active material layer is located between the negative electrode current collector and the second negative electrode active material layer. The first negative electrode active material layer includes a first silicon-based material, the second negative electrode active material layer includes a second silicon-based material, Dv10 of the first silicon-based material is 3 μm to 10 μm, Dv10 of the second silicon-based material is 1 μm to 4 μm, and Dv10 refers to a particle size corresponding to a cumulative volume percentage of 10% in a volume-based particle size distribution starting from small particles.
Resumen de: US20260121034A1
A positive electrode active material, and a preparation method and a use thereof. The chemical formula of the positive electrode active material is Li1+aNaxPyNi0.5+bMn1.5+cMzOd, where −0.1≤a≤0.2, −0.2≤b≤0.2, −0.2≤c≤0.2, 3.8≤d≤4.3, 0
Resumen de: US20260121045A1
0000 An oxide precursor, a preparation method thereof, and an application thereof are provided. The oxide precursor has a chemical general formula of Ni
Resumen de: US20260121196A1
An energy storage battery cabinet includes: a cabinet body and at least two battery cell layer groups. The cabinet body has a first direction, a second direction, and a third direction which are substantially orthogonal to each other. The at least two battery cell layer groups are disposed in the cabinet body along the third direction. Each of the at least two battery cell layer groups includes at least one battery cell in each of the first direction and the second direction. Two adjacent battery cell layer groups of the at least two battery cell layer groups in the third direction abut against each other.
Resumen de: US20260121217A1
An energy storage container is proposed which comprises an exhaust air outlet and a feed device. The feed device is arranged to add a dilution fluid to the fire fluid flowing through the exhaust air outlet in the event of a fire.
Resumen de: US20260121140A1
A battery pack comprising a housing defining a volume. The battery pack includes a battery module arranged within the housing, where the battery module comprises a plurality of battery cells configured to provide an electrical output. The battery pack includes a first detector positioned within the battery module proximate to the plurality of battery cells, where the first detector is configured to detect a deformation of one of the plurality of battery cells to identify a potential thermal runaway.
Nº publicación: US20260121128A1 30/04/2026
Solicitante:
HUAWEI TECH CO LTD [CN]
HUAWEI TECHNOLOGIES CO., LTD.
Resumen de: US20260121128A1
In a circumference direction of a roll core of a battery cell of a battery, a positive electrode tab is electrically connected to a positive electrode plate at a first location, and a negative electrode tab is electrically connected to a negative electrode plate at a second location, where a winding end of the positive electrode plate extends beyond a winding end of the negative electrode plate, and the first location is any location at which the positive electrode plate extends beyond the winding end of the negative electrode plate. A part of the positive electrode plate between the second location and the first location is a positive electrode extension section, at least an inner surface of the positive electrode extension section is passivated, and the inner surface is a surface of a side that is of the positive electrode extension section and that faces the negative electrode plate.
BOPI
Sede Electrónica
