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1111
resultados
Última actualización
01/02/2026 [07:07:00]
Resultados 125 a 150 de 1111
Resumen de: US20260031461A1
Disclosed is a battery pack, including: multiple cells; a casing, wherein the inner bottom surface of the casing has a stepped surface for dividing the inner bottom surface of the casing into at least two placement areas having a height difference in the height direction of the casing, and the cells are placed in each of the placement areas. With stepped surfaces disposed on the inner bottom surface of the casing, the battery pack provided by the present disclosure may form at least two placement areas with height differences within the casing, making it possible to provide a force to the adhesive located in the placement area with a higher height, helping the adhesive flow toward the placement area with lower height. This helps improve the fluidity of the adhesive within the casing, and making it easier for the adhesive to fully fill various areas of the casing.
Resumen de: US20260031440A1
A rolled product is made of an aluminium alloy ensures the cost-effective use of secondary aluminium and ensures processing capability on existing production facilities and equipment for the manufacture of battery cell housings. This is achieved by the rolled product made of an aluminium alloy for the manufacture of a battery cell housing having an aluminium alloy with the following alloy components in % by weight:0.1%≤Si≤0.7%,0.2%≤Fe≤0.8%,Cu≤0.6%,0.3%≤Mn≤1.5%,0.025%
Resumen de: US20260031442A1
Embodiments of the present application disclose a battery cell, a battery, and a power consuming device. The battery cell includes an electrode assembly, a first electrode terminal, and a case. The electrode assembly includes a first tab. The case includes a barrel and a cover connected to the barrel. The barrel is disposed around an outer periphery of the electrode assembly. The cover includes the first electrode terminal. The first tab is electrically connected to the first electrode terminal by using the barrel. The case is of a multi-layer structure. The multi-layer structure has different resistivity.
Resumen de: US20260031443A1
A secondary battery includes an electrode assembly, a packaging bag, a tab, and an easy-peel adhesive tape. A main body portion of the packaging bag includes a first surface, a second surface, a first side surface, a second side surface, and a third side surface. The tab protrudes from the first side surface. The easy-peel adhesive tape includes a first surface region, a second surface region, a first side surface region that is adhered to the first surface, to the second surface, and to the third side surface respectively. A first lug of the easy-peel adhesive tape is adhered to the second side surface, and a second lug of the easy-peel adhesive tape is adhered to the second side surface. The second lug and the first lug have a first overlapping portion.
Resumen de: US20260031441A1
A heat-shrink sleeve film includes a framework material and a functional polymer, where a glass transition temperature of the functional polymer is −80° C. to 50° C., and a glass transition temperature of the heat-shrink sleeve film is 10° C. to 65° C. The heat-shrink sleeve film releases its internal residual stress during processing or cycling of a battery, thereby alleviating the post shrinkage of a battery cell in a later stage of cycling, and improving the high- and low-temperature performance of the battery cell.
Resumen de: US20260031448A1
A battery cell may include: a housing having an opening; an electrode assembly, accommodated in the housing; and an end cap, including a cap body and a protruding structure, where at least a part of the cap body may be disposed around the protruding structure and laser-welded to the housing so that the end cap fits and covers the opening. In a thickness direction of the end cap, the protruding structure may protrude from an inner surface of the cap body toward the electrode assembly, and block a laser beam during welding between the cap body and the housing. A first recess may be formed on the end cap at a position corresponding to the protruding structure, and recessed from an outer surface of the cap body toward the electrode assembly.
Resumen de: US20260031480A1
A secondary battery according to an exemplary embodiment of the present disclosure includes an electrode assembly including separators stacked to enclose each of a plurality of electrode plates disposed therein; and a separator coupling part disposed on one side of the electrode assembly to support the separators, wherein the separator coupling part includes an internal coupling part disposed on an inner side of an edge of the separator to couple at least partial regions of the separators that face each other.
Resumen de: US20260031470A1
A battery cell, a battery, and an electric device. The battery cell comprises: an electrode assembly, and a housing, the housing comprising a first wall portion and two second wall portions, wherein the first wall portion is provided with a pressure relief portion, and the pressure relief portion is provided with a notch groove recessed in a second direction; the pressure relief portion is configured to crack along at least part of the notch groove when the battery cell is subjected to pressure relief; and in a first direction, the notch groove is spaced apart from the outer surface of either of the two second wall portions.
Resumen de: US20260027946A1
A passive dynamic cell balancing system for an electrified vehicle includes a dynamic load system configured to vary a balancing current output to a battery system of the electrified vehicle, wherein the battery system comprises a plurality of battery cells, and a control system configured to estimate a charge imbalance across the plurality of battery cells by estimating a state of charge (SOC) of each of the plurality of battery cells, estimate a balancing current for each of the plurality of battery cells based on their respective estimated SOCs, and controlling the variable load system based on the estimated balancing currents to dissipate a desired amount of electrical energy from each of the plurality of battery cells to resolve the estimated charge imbalance.
Resumen de: US20260027914A1
A protective element, in particular for an energy storage system or for a motor vehicle, wherein the protective element has the following: a shielding element, for example a wall, and a protective material arranged or formed on a surface of the shielding element.
Resumen de: US20260027743A1
The invention relates to a cutting apparatus for cutting segments for energy cells from a continuous web fed into a gap in a cutting plane, comprising-a rotating cutting device which is driven by means of a first drive device in a rotary movement about an axis of rotation, is arranged on one side of the gap and has at least one cutting blade protruding radially outwards from a boundary surface of the rotating cutting device, in particular a cutting drum having at least one cutting blade protruding radially outwards from a jacket surface of the cutting drum, wherein—the cutting edge of the cutting blade slides in punctiform contact on the cutting edge of the counter-blade during the rotary movement of the rotating cutting device, in particular the cutting drum, during the cutting of the continuous web, and—the first drive device is torque-controlled at least during the sliding of the cutting edge of the cutting blade on the cutting edge of the counter-blade.
Resumen de: US20260027541A1
An apparatus and method for preparing a precursor are described. The apparatus for preparing the precursor is an apparatus for preparing a precursor, which coprecipitation reacts a raw material to prepare the precursor, the apparatus including: a coprecipitation reaction tank in which an accommodated material including a reactant and a remainder is accommodated; and a pH measuring system that measures a pH of the remainder. The pH measuring system includes: a filter that is disposed inside the coprecipitation reaction tank and filters the remainder from the accommodated material; and a pH measuring part that is disposed outside the coprecipitation reaction tank to measure the pH of the remainder filtered through the filter.
Resumen de: US20260027648A1
A jig used for welding a cylindrical battery, which is a jig for welding a collector plate electrically connected to an electrode assembly of a cylindrical battery cell to a battery can, may include: a main body configured to come into contact with the collector plate to press the collector plate and having a through-hole for welding; and a position determination portion coupled to at least one of both ends of the main body to come into contact with an end of the collector plate, and configured to cause the collector plate to be fixed at a correct position during welding. A method of manufacturing a cylindrical battery and cylindrical battery made by the method are also provided.
Resumen de: US20260031439A1
Provided are a short-cut carbon fiber composite (SCFC)-high strength steel (HSS) hybrid bionic structure battery box and its integrated forming method. A SCFC-HSS hybrid bionic structure lower box body includes a lower box framework made of high strength steel and a SCFC lower box matrix; and an upper box body and the lower box are connected by bolts to form a complete SCFC-HSS hybrid bionic structure battery box. A high strength steel lower box framework scheme is designed based on the principle of bionics, then welding and surface treatment are carried out to obtain a bionic lower box framework structure, and the bionic lower box framework structure is placed in a mold for integrated injection molding using a SCFC matrix material.
Resumen de: US20260031436A1
A secondary battery includes: an electrode assembly including a cathode, an anode and a separator; a battery case that houses the electrode assembly; and a protective member formed between the electrode assembly and the battery case. The protective member includes a first protective layer, a second protective layer, and a denaturation member formed between the first protective layer and the second protective layer.
Resumen de: US20260031432A1
An energy storage system, an energy storage module, and an electric apparatus. The energy storage system includes a main heat exchange medium pipeline, a heat exchange unit, a self-sealing joint unit, and at least one battery. The battery includes at least one battery cell, the heat exchange unit is used for exchanging heat with the battery cell, the heat exchange unit is provided with a heat exchange medium port for a heat exchange medium to enter or exit, and the heat exchange medium port is in communication with the main heat exchange medium pipeline via the self-sealing joint unit.
Resumen de: US20260031433A1
Implementations of an electronic power unit may include a heater disposed in a battery pack, the heater electrically coupled with a heater controller and with a battery controller; and an exterior case, the exterior case enclosing the heater and the battery pack, the exterior case including an end that accommodates the power input of a military vehicle, the end including a coaxial connector.
Resumen de: US20260030735A1
The present disclosure provides a battery welding defect detection system, method, device, and storage medium, wherein the system includes: the acquisition processing module, configured to acquire the welding image of the battery welding object and pre-process the welding image to obtain the processed welding image; the defect statistic module, configured to classify and count the processed welding image based on the target detection model to obtain the plurality of battery candidate frames; and the detection analysis module, configured to obtain the corresponding battery detection result according to the preset threshold and the battery candidate frames by the target detection model. The present disclosure performs the defect defection on the processed battery welding image based on the target detection model, thereby significantly improving the detection efficiency and the accuracy of the results, and at the same time effectively reducing the production cost.
Resumen de: US20260027346A1
Medical functional units and methods are disclosed. A medical functional unit may comprise an electrical energy supply system which includes one or more rechargeable sodium-ion batteries, where the energy supply system and the rechargeable sodium-ion batteries comprise fewer than six, fewer than five, fewer than four, fewer than three, or fewer than two of the following six protective devices: (a) charging current protection, (b) load current protection, (c) low-voltage protection, (d) overcharge protection, (e) high temperature protection, and (f) temperature-dependent load current limitation. A method for sterilizing a functional unit may comprise rechargeable sodium-ion batteries.
Resumen de: US20260026597A1
A battery operated hair dryer is provided that includes a housing and a battery pack including at least one battery cell, with the battery pack electrically connected to a battery management and control module. Further including at least one switch to control operation of the hair dryer and a heating assembly that includes a fan attached to a motor, and at least one heating element, with the heating element positioned such that air passing through the heating assembly may be heated to a temperature greater than the ambient air temperature, and wherein the battery management and control module are electrically connected to the at least one fan and the at least one heating element, and wherein the battery management and control module adjusts an electrical current delivered from the battery pack to the fan and heating element.
Resumen de: US20260031516A1
A battery pack includes a pack case including a plurality of module mounting areas divided by partition walls, battery modules each including a sensor member for transmitting a danger signal when a thermal event occurs, the battery modules being respectively located in the plurality of module mounting areas, and a fire extinguishing unit configured to receive the danger signal and supply fire extinguishing water to the module mounting area in which a target battery module transmitting the danger signal among the battery modules is located.
Resumen de: AU2024336479A1
A battery assembly is disclosed. The battery assembly according to one embodiment of the present invention may comprise: a plurality of battery cells stacked in the left-right direction, each including an accommodation part that includes an electrode assembly, and a sealing part that extends from the accommodation part in the forward direction; an upper plate including a flat plate part on which the plurality of battery cells are placed, and a main groove extending in the left-right direction and accommodating at least a portion of the sealing part; and a lower plate coupled to the lower surface of the upper plate.
Resumen de: US20260027398A1
Provided is a zone control valve and a fire-fighting system. The zone control valve comprises a valve body, a sealing diaphragm, and an electrical explosion driving device. A fluid flow path, comprising an inlet and an outlet, is formed inside the valve body, and the central axis of the inlet and the central axis of the outlet form an included angle; the sealing diaphragm is sealedly arranged in the fluid flow path and divides the fluid flow path into a first flow channel and a second flow channel; the electrical explosion driving device is mounted on the valve body, the output end of the electrical explosion driving device is in connection with a puncture part, and the puncture part is located in the second flow channel and directly faces the sealing diaphragm.
Resumen de: US20260029374A1
An apparatus for detecting a defect in a folded portion of a casing of a battery cell, the apparatus includes a magnetic field outputter configured to output a magnetic field to the folded portion of the casing of the battery cell, a property measuring instrument configured to measure a property of the folded portion according to the magnetic field, and a controller configured to generate defect information of the folded portion, based on a measurement result of the property measuring instrument.
Nº publicación: US20260029360A1 29/01/2026
Solicitante:
FORD GLOBAL TECH LLC [US]
FORD GLOBAL TECHNOLOGIES, LLC
Resumen de: US20260029360A1
An electrified vehicle system is presented. The electrified vehicle system has a traction battery incorporating a plurality of electrically connected array modules submerged in a cooling fluid. A sensing component, coupled with at least one array module and immersed in the cooling fluid, is configured to detect a voltage drop when the fluid's contamination level reaches a threshold, thereby increasing electrical conductivity. This sensed voltage drop is communicated to a traction battery monitoring system, enabling proactive management of cooling fluid integrity.
BOPI
Sede Electrónica
