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1807
resultados
Última actualización
12/05/2025 [07:18:00]
Resultados 1025 a 1050 de 1807
Resumen de: US2025140830A1
An electrochemical device includes a positive electrode plate, a negative electrode plate, and an electrolyte. The negative electrode plate includes a negative electrode active layer, the positive electrode plate includes a positive electrode active layer, the positive electrode active layer includes a positive electrode active material, the positive electrode active layer includes element aluminum, an amount A (mmol) of the element aluminum in the positive electrode active layer and a total area B (m2) of the negative electrode active layer satisfy 3≤A/B≤25, and the positive electrode active material includes lithium manganese oxide and a manganese-containing compound.
Resumen de: US2025140979A1
A battery system includes at least three battery units. Each of the battery units includes a battery cell and a cooling channel segment, and the cooling channel segment forms part of a cooling circuit of the battery system. The battery units are arranged in one or more rows such that each of the battery units faces at least one of the other battery units in the same or in another row, and at least two of the battery units that do not face each other are connected in series with one another via a respective cooling channel segment.
Resumen de: US2025140984A1
An electric work vehicle includes a battery housing and an air cooling system to cool air within the battery housing. The air cooling system includes a first evaporator and a second evaporator supported by the battery housing, and in a plan view, at least a portion of the first evaporator is forward of at least a portion of the second evaporator in a front-rear direction of the electric work vehicle.
Resumen de: US2025140981A1
A cooling device for an electric battery includes a casing formed from two sheets of flexible material which extend facing one another, the casing defining lateral edges, at least one fluid circulation channel extending between the sheets, and at least one inlet fluidic connector and at least one outlet fluidic connector. The cooling device also includes a rigid support structure having a first part and a second part shaped to clasp at least one of the lateral edges of the casing between them, the second part defining at least one hollowed-out portion intended to allow the casing to protrude from the support structure through said hollowed-out portion.
Resumen de: US2025140980A1
A thermal management arrangement for a battery pack, the arrangement comprising: a housing arranged to accommodate the battery pack, a port arrangement comprising at least one port, the port being arranged to allow for a heat-transfer medium to flow between an interior and exterior of the housing, an adapter arranged to be connected to the port for allowing the heat-transfer medium to flow from the interior of the housing to an interior of a further housing arranged to accommodate a further battery pack, and a hose connector arranged to be connected to the port for allowing a heat-transfer medium supply hose to be connected to the port.
Resumen de: US2025140988A1
A cell module for an electrical energy store of a motor vehicle includes at least two cell packs that are connected together and each have a plurality of interconnected storage cells, a cell module frame having at least two frame portions arranged adjacent to one another each for receiving one cell pack, a cover arranged on the cell module frame for covering the frame portions, and at least one heat-resistant firewall-type barrier arranged on the cover to overlap a transition between the two cell packs. The barrier is designed to divide a space adjacent to the cover into at least two fire compartments in order to prevent hot gas of a cell pack that is flowing into the space from spreading to an adjacent cell pack.
Resumen de: US2025140987A1
A heat insulation sheet contains a first inorganic particle, a second inorganic particle composed of a nanoparticle, and an inorganic fiber. A total content of the first inorganic particle and the second inorganic particle is 30 mass % or more and 90 mass % or less with respect to a total mass of the heat insulation sheet, D50 is 1 μm or more and 100 μm or less, and a ratio (D90/D10) is 10 or more and 1000 or less in a volume-based cumulative distribution of the first inorganic particle.
Resumen de: US2025140780A1
Herein are described processes for and machines adapted for the production of lithium coated conductive substrates having conductive substrate planar surfaces. The process can include providing a lithium coated conductive substrate and then calendering the coated-foil to provide the desired planar surface(s). In a preferable instance, the process provides double sided lithium carrying conducive substrates useful in lithium metal batteries. In another instance, the process provides single or double sided coated-foils carrying polymeric sheets. The machines for the production of the desired products preferably include apparatus for the deposition of lithium metal onto a conductive substrate and one or more calendering systems, preferable within a single vacuum chamber.
Resumen de: US2025140791A1
A method of manufacturing fibrillated fluffy powder includes: performing a first mixing to mix an active material and a conductive agent to obtain a first mixture; adding a first binder to the first mixture, performing a second mixing on the first binder and the first mixture to obtain a second mixture; adding a second binder solution to the second mixture, performing a third mixing on the second binder solution and the second mixture to obtain a third mixture; and performing a fourth mixing on the third mixture, heating the mixed third mixture to obtain the fibrillated fluffy powder.
Resumen de: US2025140792A1
A rechargeable lithium battery including a positive electrode, and the positive electrode includes a positive electrode current collector, and a positive electrode active material layer on the positive electrode current collector, wherein the positive electrode active material layer includes a first positive electrode active material and a second positive electrode active material, the first positive electrode active material includes lithium nickel-based composite oxide and includes secondary particles composed of a plurality of primary particles, and an average particle diameter (D50) of the secondary particles is about 9 μm to about 25 μm, the second positive electrode active material includes lithium nickel-based composite oxide and comprises single particles, and an average particle diameter (D50) of the single particles is about 0.5 μm to about 5 μm.
Resumen de: US2025140445A1
A fire-resistant cable includes a cable core wire, a fire-resistant silicone sheath layer surrounding portions of the cable core wire excluding both ends thereof and ceramicized at high temperatures to support the cable core wire, and a metal case accommodating the cable core wire and the fire-resistant silicone sheath layer. Both sides of the metal case are provided with openings through which opposite ends of the cable core wire are drawn out to the outside. The fire-resistant cable can be used in a battery pack.
Resumen de: US2025140777A1
A method for manufacturing an electrode for a secondary battery, includes: ejecting, by an ejector, a first slurry and a second slurry at a variable ejection ratio that varies in response to control signals from a controller; coating, by a coater, the first slurry and the second slurry ejected at the variable ejection ratio onto a current collector in a longitudinal direction of the current collector; and drying, by a dryer, the first slurry and the second slurry coated onto the current collector.
Resumen de: US2025136081A1
The disclosure relates in general to a method for operating a hybrid vehicle and to a hybrid vehicle which has a fuel cell and an energy store. A state-of-charge of the energy store of the hybrid vehicle is monitored when the hybrid vehicle is at a standstill. The fuel cell is operated when the hybrid vehicle is at a standstill to charge the energy store, responsive to the state-of-charge of the energy store falling below a first state-of-charge threshold value. Waste heat is generated by the operation of the fuel cell. A vehicle interior of the hybrid vehicle and/or a luggage compartment of the hybrid vehicle is heated using the generated waste heat and/or using an electric heating element for which a first supply current from the energy store is provided.
Resumen de: US2025135919A1
An electric work vehicle includes a battery housing including a first battery housing portion, and an air cooling system. The first battery housing portion includes a plurality of battery housing module compartments to house a plurality of battery modules, the plurality of battery housing module compartments are arranged in a plurality of rows that extend in a front-rear direction of the electric work vehicle, the plurality of rows including a first row and a second row located below the first row in an up-down direction of the electric work vehicle, and a first opening connected to one of the plurality of battery housing module compartments included in the first row is smaller than a second opening connected to one of the plurality of battery housing module compartments included in the second row.
Resumen de: US2025135921A1
Some embodiments include an appliance energy source supply system for an energy source supply appliance. The appliance energy source supply system can comprise a first thermal control device and a second thermal control device. The appliance energy source supply system can be configured so that a fuel energy source is received by one of the first thermal control device or the second thermal control device before the fuel energy source is made available to a receiver vehicle. Other embodiments of related systems, devices, and methods also are provided.
Resumen de: US2025135916A1
A method and system are provided for a fastening system comprising: an electrically conductive continuous unitary structure, such as an electrically conductive stud, overmolded into an enclosure, the electrically conductive stud extending from an interior of the enclosure to an exterior of the enclosure. The fastening system may act as a structural member transferring mechanical forces away from the battery enclosure, secure the battery enclosure to a mount, aid in sealing the battery enclosure, and act as an electrical grounding path for the battery through an enclosure formed of a non-electrically conductive composite material.
Resumen de: US2025135915A1
A method of securing a battery for an electric work vehicle, the battery comprising a biometric identification device. A biometric identifier is collected from an operator using the biometric identification device. The biometric identifier is checked against a list of authorized operators. In an event that the operator matches an authorized operator from the list of authorized operators, access to the battery is enabled such that the operator is able to use the battery; remove the battery from the electric work vehicle and a charging module; and mount the battery into the electric work vehicle. In an event that the operator does not match an authorized operator from the list of authorized operators, access to the battery is prevented such that the operator is prevented from using the battery; removing the battery from the electric work vehicle and a charging module; and mounting the battery into the electric work vehicle.
Resumen de: US2025140842A1
A positive electrode for an all-solid-state battery includes a current collector, and a positive electrode active material layer on the current collector, the positive electrode active material layer including a positive electrode active material; a sulfide solid electrolyte; a dispersion medium including a compound of CH3C(═O)O—R1, where R1 is a C7 to C9 alkyl group; a binder; an electrolyte salt; one or more of a monofunctional or higher (meth)acrylate having an alkylene glycol group, an oligomer thereof; and a cross-linked product thereof, and a conductive material.
Resumen de: US2025140841A1
A positive electrode active material having a composition represented by LixNiaCobMncMdO2, wherein, when an inner region, which extends 70% of a diameter from a center of a particle of the positive electrode active material, in a TEM-EDX image of a cross-section of the particle is sectioned into square regions of 10 nm, a proportion of regions at which a concentration of an element represented by M is greater than or equal to 10 mass %, with respect to all regions, is greater than or equal to 1.0%, and in the composition, 0.1≤x≤1.5, 0.5≤a≤1.0, 0≤b≤0.3, 0≤c≤0.3, a+b+c=1.0, 0.0005≤d≤0.05, and M represents at least one element selected from the group consisting of Ta, Al, Ba, Pr, La, Y, Sr, Ce, Se, Hf, Rh and Zr.
Resumen de: US2025140824A1
A cathode active material for lithium secondary batteries having a multiphase structure and a manufacturing method thereof are disclosed. The cathode active material includes a lithium oxide according to the chemical formula Li1+xMn2O4 and having a multiphase structure including at least a cation-disordered rock salt (DRX) structure. In the formula, x satisfies the relationship 0≤x≤0.75.
Resumen de: US2025140829A1
A process of preparing a Li1+xMn2O4 product (wherein. 0
Resumen de: US2025140989A1
Provided is an insulation pad for preventing heat transfer including a first thermal protection layer composed of an inorganic material, a second thermal protection layer spaced apart from the first thermal protection layer and composed of an inorganic material, and a thermal insulation layer disposed between the first and second thermal protection layers, and including aerogel particles, a binder material, a nanofiber, a surfactant, and a pigment material.
Resumen de: US2025140986A1
A battery system includes multiple battery cells each having a cell vent configured to vent flames originating from the battery cell in the event of a thermal runaway condition of the battery cell, and an insulator disposed adjacent a first battery cell, wherein the insulator comprises a hinged element configured to align with the cell vent of the first battery cell. In a closed position, the hinged element provides insulation for the first battery cell, and in an open position, the hinged element provides a vent to enable flames venting from the cell vent of the first battery cell to escape from between the insulator and the first battery cell to thereby inhibit the flames venting from the cell vent of the first battery cell from reaching a second battery cell.
Resumen de: US2025140982A1
This application discloses a battery module and a battery pack. The battery module includes a cell assembly and a tray. The cell assembly includes a plurality of cell sub groups. The plurality of cell groups are arranged at intervals along a first direction. Each of the cell sub groups includes a plurality of cells. In any one of the cell sub groups, the plurality of cells are arranged at intervals along a second direction. The tray includes a plurality of cell accommodating grooves arranged at intervals along the first direction. A coolant flow channel is arranged in a side wall of each of the cell accommodating grooves, and one of the cell accommodating grooves is disposed corresponding to one of the cell sub groups.
Nº publicación: US2025140985A1 01/05/2025
Solicitante:
KUBOTA CORP [JP]
KUBOTA CORPORATION
Resumen de: US2025140985A1
An electric work vehicle includes a battery housing including a first battery housing portion and an air cooling system. The air cooling system includes a first warm air path and a second warm air path, the air cooling system includes a first evaporator and a second evaporator, the first warm air path fluidly connects the first battery housing portion to the first evaporator to exhaust first warm air from the first battery housing portion to the first evaporator, and the second warm air path fluidly connects the first battery housing portion to the second evaporator to exhaust second warm air from the first battery housing portion to the second evaporator.
BOPI
Sede Electrónica
