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1659
resultados
Última actualización
18/12/2025 [07:24:00]
Resultados 1000 a 1025 de 1659
Resumen de: US2025372827A1
A metal welded structure is provided that enables highly reliable laser welding at a connection between a busbar and a voltage detection terminal in a battery pack. The metal welded structure includes a first metal member, a second metal member having a part overlapping with the first metal member, and a welded part formed in the overlapping part. The welded part has a molten part formed by melting through the second metal member in a thickness direction to the inside of the first metal member. When viewed in the overlapping direction, the welded part has a U-shape including a first linear part and a second linear part extending from both sides of the first linear part in a longitudinal direction to respective ends, and the width D1 between two end points of the welded part and the bead width W of the welded part have a relationship of D1/W≥2.
Resumen de: US2025368346A1
In accordance with one embodiment of the present invention, an aircraft comprises a battery pack mounted external to the aircraft structure. The batteries are configured to vent directly to the environment during battery thermal runaway. In one embodiment, an aerodynamic fairing provides an aerodynamically efficient surface and weather protection during nominal flight conditions. During battery thermal runaway however, the aerodynamic fairing is configured to expose the battery to the environment.
Resumen de: US2025368339A1
A battery system is provided that includes a plurality of battery strings, negative path electrical conductors, positive path electrical conductors, and string balancing resistors. The battery strings are disposed in a parallel configuration. Each battery string includes positive and negative terminals. The negative terminal of each battery string is selectively in electrical communication with a load through a respective negative path electrical conductor, and the positive terminal of each battery string is selectively in electrical communication with the load through a respective positive path electrical conductor. The battery system is configurable in a balancing state wherein the battery system is disconnected from the load and the battery system is configured such that the string balancing resistors cause the battery strings to balance in voltage relative to one another.
Resumen de: US2025369555A1
A multi-layer coolant fluid transport tube having an inner layer including any of a polyamide, polypropylene impact copolymer or thermoplastic elastomer incorporating graphene, typically 0.01-60% by weight, thereby providing chemical resistance and a barrier to coolant loss. An outer layer including any of a polyamide, a polyethylene, a polypropylene, or a polyurethane material including the graphene along with a foaming agent for providing thermal insulation between a fluid contained in the tube and external surroundings. Additional variants include one or more intermediate layers having an anhydride modified polypropylene adhesive.
Resumen de: US2025368057A1
A battery retrofit kit for a golf cart includes a base having a mounting surface, a lithium-ion battery supported on the mounting surface, a battery charger coupled to the base, and a retrofit controller coupled to the base.
Resumen de: US2025369115A1
A Metal-containing film forming composition comprising a precursor having the formulawherein, M=V or Nb or Ta; R1-R3=independently H or C1-C10 alkyl group; L=Substituted or unsubstituted cyclopentadienes, cyclohexadienes, cycloheptadienes, cyclooctadienes, fluorenes, indenes, fused ring systems, propene, butadiene, pentadienes, hexadienes, heptadienes; m=0 or 1.
Resumen de: US2025368516A1
An object of the present invention is to provide a highly crystalline heteroelement-containing graphene. A heteroelement-containing graphene disclosed herein includes carbon (C) and, as a heteroelement (X), at least one element selected from the group consisting of nitrogen (N), phosphorus (P), arsenic (As), sulfur (S), boron (B), and silicon (Si). Also, spots belonging to either the orthorhombic system or the hexagonal system and having the symmetry of a single crystal are observed in the selected area electron diffraction.
Resumen de: US2025372780A1
An aspect of a battery case according to the present disclosure includes: a lower case with a first storage unit in which a first electrode body is stored and a second storage unit in which a second electrode body is stored and which is provided adjacent to the first storage unit; a first external terminal to which a first electrode terminal of the first electrode body is connected; an intermediate terminal which electrically connects a second electrode terminal of the first electrode body and a first electrode terminal of the second electrode body to each other; and a second external terminal to which a second electrode terminal of the second electrode body is connected.
Resumen de: US2025372783A1
An energy storage apparatus includes an energy storage device unit including an energy storage device and an external terminal, in which the external terminal is disposed on an end portion of the energy storage device unit in a first direction, the energy storage device unit further includes a side member disposed in a second direction with respect to the energy storage device, the second direction intersecting the first direction, and the side member includes a projecting portion projecting more than the external terminal in the first direction.
Resumen de: US2025372781A1
This energy storage module comprises at least one cylindrical energy storage device (60), and a lower holder (41) that maintains the axial direction (Z) of the energy storage device (60). A member having higher rigidity than the lower holder (41) is provided to an end section in a direction (Y), where the direction (Y) is a direction orthogonal to the axial direction (Z) of the energy storage device (60), and a direction (X) is a direction that is mutually orthogonal to the axial direction (Z) and the direction (Y).
Resumen de: US2025372805A1
An energy storage apparatus includes energy storage devices including a gas release valve and arranged in a predetermined direction, a duct portion, a sealing portion between the energy storage devices and the duct portion, and an adjacent member between the energy storage devices adjacent to each other in the first direction. The adjacent member includes an adjacent member main body between the energy storage devices, and a locking piece including a locking piece main body extending from the adjacent member main body along the duct portion in a second direction that is a facing direction of the gas release valve and the duct portion, and a locking portion extending from a position spaced apart from the adjacent member main body in the locking piece main body, or a locking portion extending in a direction perpendicular or substantially perpendicular to the second direction and away from the duct portion.
Resumen de: US2025372851A1
An energy storage device including: a case including an electrolyte solution filling port that is for filling with an electrolyte solution; an electrolyte solution filling lid configured to seal the electrolyte solution filling port from an outside of the case; and an inner lid that is interposed between the electrolyte solution filling port and the electrolyte solution filling lid and covers the electrolyte solution filling port, in which the inner lid has an insulating property, and has a shape protruding outward of the case.
Resumen de: US2025368152A1
A refuse vehicle including a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, an electric energy system, the electric energy system including one or more battery cells and control hardware, the electric energy system coupled to the body and configured to be accessed through an opening in the body, and one or more vibration isolation devices, the one or more vibration isolation devices structured to reduce effects of disruptive forces on the electric energy system.
Resumen de: US2025368522A1
Disclosed is a single chamber (or “single-cylinder”) system and method for iteratively-continuous multi-operation processing of lithium-rich solutions to recover usable lithium (namely in the form of lithium carbonate) via facilitated ion exchange with sodium carbonate to seamlessly perform various processing steps-which may include heating, mixing, precipitating, separating/filtering, and/or drying—and thereby reducing the need for separate processing equipment and improving overall processing efficiency.
Resumen de: US2025368530A1
In accordance with the purpose(s) of the present disclosure, as embodied and broadly described herein, the disclosure, in one aspect, relates to solid chalcohalide electrolytes and the efficient synthesis of solid chalcohalide electrolytes. The electrolytes have the general formula AaMbNcXdYeSf and have relatively high ionic conductivity. The electrolytes can be a component of different types of batteries. The process of synthesizing the electrolytes can be done with cost-effective materials, which is useful for scaling-up production of batteries such as all-solid-state batteries.
Resumen de: US2025368026A1
A battery pack for use in an electric vehicle, includes two longitudinal sill members extending in a length direction L, interconnected at a front side by a transverse front piece and at a distance from the front piece by a transverse member. Two or more rows of battery cells are placed side by side between the sill members. The front piece and the transverse member exert a compressive force of between 20 and 200 kN/m2 on the cells in the length direction.
Resumen de: US2025372599A1
An electrode sheet manufacturing device is a device for manufacturing an electrode sheet including a non-formed portion and an active material layer, and includes: a conveyor that conveys the electrode sheet; a support roll that supports the electrode sheet; a pressing roll including a rubber layer at a surface thereof and facing the support roll; and a driver that presses pressing roll against the support roll. The pressing roll sandwiches the non-formed portion together with the support roll. The electrode sheet manufacturing device stores a predetermined relationship between a conveyance speed of the electrode sheet and a pressing force of the driver, and controls the pressing force of the driver based on the conveyance speed of the electrode sheet and the stored relationship.
Resumen de: US2025372600A1
A method for processing an electrode sheet includes a preparation step and an extension step. In the preparation step, a band-shaped electrode sheet in which an electrode active material layer is located on a current collector of metal foil, and the current collector includes a non-formed portion on which no electrode active material layer is located. In the extension step, the non-formed portion is extended by pressing a rubber roll against the non-formed portion of the electrode sheet while conveying the electrode sheet. The extension step uses the rubber roll with which an amount of change of an extension rate of the non-formed portion extended by the rubber roll becomes less than or equal to a predetermined reference change amount in a predetermined reference time.
Resumen de: US2025372602A1
An electrode sheet manufacturing device manufactures an electrode sheet including a current collector, a non-formed portion, an electrode active material layer, and a protective layer. The electrode sheet manufacturing device includes a conveyance device, a support roll, a press roll, and a driving device. The press roll is arranged so as to be opposed to the support roll. The press roll includes a shaft portion and a rubber portion. The rubber portion is wound around an outer peripheral surface of the shaft portion at least in an area that contacts the non-formed portion. A thickness of the rubber portion in a position that overlaps with an inner end of the non-formed portion is smaller than a thickness of the rubber portion in an area at a more outer side than the position that overlaps with the inner end.
Resumen de: US2025372598A1
A processing method for an electrode sheet includes a preparing step, a heat applying step, and a stretching step. In the heat applying step, a surface temperature of a press roll is increased by the heat application control portion until the surface temperature of the reaches the reference temperature or more. The heat applying step is executed before the stretching step is executed. In the stretching step, the stretching control portion stretches the non-coated portion (non-formed portion) by the press roll.
Resumen de: US2025372601A1
An electrode sheet manufacturing device manufactures an electrode sheet including a current collector, a non-formed portion, and an electrode active material layer. The electrode sheet manufacturing device includes a conveyance device, a support roll, a press roll, and a driving device. The press roll is arranged so as to be opposed to the support roll on a second surface of the electrode sheet. The press roll includes a shaft portion and a rubber portion. The rubber portion is wound around an outer peripheral surface of the shaft portion at least in an area that contacts the non-formed portion. A thickness of the rubber portion in a position that overlaps with an outer end of the non-formed portion is smaller than a thickness of the rubber portion in an area at a more inner side than the position that overlaps with the outer end.
Resumen de: US2025372597A1
In an electrode sheet manufacturing device 1, a non-coated portion 12a (non-formed portion) of an electrode sheet 10 is stretched while being interposed between a support roll 61 and a press roll 62. The press roll 62 is a rubber roll including a rubber portion 62ab. A heat sink 64 is attached to the press roll 62.
Resumen de: US2025372609A1
A positive electrode active material includes a secondary particle in which primary particles are aggregated. A ratio (L11/L12) of an average value of maximum lengths L11 of first particles in a first direction and an average value of maximum lengths L12 of the first particles in a second direction as defined in the claims is 0.5 to 1.10. A ratio (L21/L22) of an average value of maximum lengths L21 of second particles in the first direction and an average value of maximum lengths L22 of the second particles in the second direction as defined in the claims is 1.40 or more. The second particles include oriented particles that have major axis directions radially oriented in the first direction and that have the average value of the maximum lengths L21 of 640 nm or less.
Resumen de: US2025372608A1
A secondary battery using a negative electrode capable of improving a cycle characteristic, improving energy density, and improving safety of the secondary battery without provision of a recess or a protrusion in a negative electrode current collector. In the secondary battery, a negative electrode active material layer has a compound containing silicon. The negative electrode active material layer has a plurality of recessed portions in which a surface on an opposite side to a surface adjacent to the negative electrode current collector is recessed toward the negative electrode current collector side, and a protruding portion formed on both sides of the recessed portion.
Nº publicación: US2025372606A1 04/12/2025
Solicitante:
PRIME PLANET ENERGY & SOLUTIONS INC [JP]
Prime Planet Energy & Solutions, Inc
Resumen de: US2025372606A1
A method of method of manufacturing an electrode sheet includes: a first pressing step of press-stretching an uncoated portion of the electrode sheet by a rubber roll while conveying the electrode sheet along a predetermined conveyance passage, a stepped roll pressing step of, after the first pressing step, conveying the electrode sheet while pressing the electrode sheet onto a stepped roll including a stepped portion at a part of the stepped roll coming into contact with a boundary region of the uncoated portion with an active material layer, the part coming into contact with the unformed portion having a larger diameter than other parts of the stepped roll coming into contact with the active material layer; and a second pressing step of, after the stepped roll pressing step, press-stretching the active material layer of the electrode sheet by roll-pressing.
BOPI
Sede Electrónica
