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1807
resultados
Última actualización
12/05/2025 [07:18:00]
Resultados 1000 a 1025 de 1807
Resumen de: US2025135106A1
A removable power supply cover assembly for an infusion pump is disclosed. The assembly includes a housing body configured to removably attach to an infusion pump, a conductor assembly attached to the housing body, a power supply contact assembly, and a spring attached to the power supply contact assembly and the conductor assembly. An electrical coupling between a power supply to the conductor assembly is formed through the spring.
Resumen de: US2025140951A1
According to one embodiment, a method, computer system, and computer program product for selective battery disabling is provided. The embodiment may include calculating a dendrite formation value of a cell within a battery pack based on captured sensor data. The embodiment may also include, in response to determining the dendrite formation value exceeds a safety threshold, disabling the cell.
Resumen de: US2025140948A1
A battery pack includes (i) at least one connection interface for connection to an electrical consumer, in particular an electric hand tool, and/or to a charging device, and (ii) a signal output unit configured so as to output at least one analog signal and at least one digital signal via at least one shared signal contact of the connection interface. The signal output unit includes at least one electric circuit configured so as to switch between a digital operating mode of the signal output unit and an analog operating mode of the signal output unit.
Resumen de: US2025140855A1
An energy storage cell, comprising: a layer comprising a plurality of fibers, the plurality of fibers having a MXene material disposed thereon; an electrolyte disposed on the layer; a first conductor in electronic communication with the electrolyte; and a second conductor in electronic communication with the electrolyte. Energy storage devices, the energy storage device comprising at least one energy storage cell according to the present disclosure. A method, comprising the use of an energy storage device according to the present disclosure.
Resumen de: US2025140817A1
Disclosed is a negative electrode active material for a secondary battery containing: a composite material that has a silicide phase and a silicon phase, wherein the silicide phase contains an intermetallic compound of a silicon element and a metal element Me other than the silicon element, the metal element Me includes N kinds or more constituent elements Mi, where i=1 to N, and 5≤N, and a condition represented by the following expression is satisfied: 1.5<−ΣCi·lnCi, where Ci represents a mole fraction of each of the N kinds or more constituent elements Mi.
Resumen de: US2025140953A1
A battery pack and a current sensor diagnosis method that enable diagnosis of abnormality of a current sensor including a shunt resistor, the battery pack including a battery module including battery cells, a current sensor for measuring a current in the battery module, a first switch connected to a first current path between a cathode of the battery module and a first pack terminal, a second switch connected to a second current path between an anode of the battery module and a second pack terminal, a first temperature sensor for measuring a shunt temperature of the current sensor, a second temperature sensor for measuring a first switch temperature, a third temperature sensor for measuring a second switch temperature, and a processor for diagnosing the current sensor based on at least one of the shunt temperature, the first switch temperature, or the second switch temperature.
Resumen de: US2025141073A1
A secondary battery includes an electrode assembly including first and second electrode base material tabs at opposite sides, a hexahedral case for accommodating the electrode assembly, having opened ends respectively adjacent the first and second electrode base material tabs, and including first, second, third, and fourth surfaces respectively facing long and short sides of the electrode assembly, first and second cap assemblies respectively coupled to the case at the opened ends, and respectively including first and second electrode terminals respectively electrically connected to the first and second electrode base material tabs, and first and second insulators for insulation from the electrode assembly, and a retainer between at least one of the third surface or the fourth surface and at least one of the short sides, and at least partially covering the first insulator or the second insulator.
Resumen de: US2025141074A1
A single battery includes a casing, a first cover plate, a first terminal, an electrode assembly, and a first insulating member. The casing includes a first opening. The first cover plate seals and is installed on the first opening. The first terminal is installed on the first cover plate. The electrode assembly is arranged in the casing and has a first tab extending from a side close to the first cover plate. The first tab is fixedly connected to the first terminal and is formed with a first tab free end. The first insulating member is installed on a side of the first cover plate close to the electrode assembly. The first insulating member is provided with a tab blocked structure. A side of the first terminal close to the electrode assembly and the tab blocked structure form a first accommodating space.
Resumen de: US2025141071A1
A battery, includes: electrode body including positive and negative electrodes being alternately layered in a first direction with separator provided therebetween. The positive electrode current collector has a first burr and the negative electrode current collector has a second burr. In the battery, either the following (A) or (B) is satisfied: (A) plural first burrs do not include a pair of first burrs in which protrusion directions of adjacent first burrs differ, and plural second burrs do not include a pair of second burrs in which protrusion directions of adjacent second burrs differ; or (B) plural first burrs include only one pair of first burrs in which protrusion directions of adjacent first burrs differ, and plural second burrs include only one pair of second burrs in which protrusion directions of adjacent second burrs differ.
Resumen de: US2025140978A1
A battery box and a manufacturing method for a battery box are provided. The battery box includes at least two welded bottom plates. Each of the bottom plates is provided with a fourth cavity. The fourth cavity is configured to circulate coolant. Each of the bottom plates includes a first side wall welded to the adjacent bottom plate. The first side wall has a set width W2. The outermost bottom plate includes a second side wall spaced apart from the first side wall. The second side wall has a set width W3, where 2W2>W3. The battery box of the present disclosure can solve the problem of high manufacturing difficulty of the battery box in the prior art due to high structural complexity of the battery box.
Resumen de: US2025141069A1
A method to produce an energy storage battery having the steps of: providing an electrochemical cell, which is at least partially complete and is provided with an electrical collector; providing a container having a first wall; placing, on an outer surface of the first wall, an outer body, which constitutes an electrical pole of the battery; and inserting the electrochemical cell into the container bringing the electrical collector close to the first wall; providing the electrical collector with an access from the outside of the container in order to permit a weld between the electrical collector and the outer body in order to establish an electrical connection; welding the electrical collector and the outer body to one another through the aforementioned access in order to establish an electrical connection.
Resumen de: US2025140801A1
Disclosed is a cathode active material for secondary batteries including a core containing lithium transition metal oxide, a first coating portion formed on at least a part of the surface of the core, and a second coating portion formed on at least a part of the surface of the core where the first coating portion is not formed and optionally covering a surface of the first coating portion, wherein the first coating portion has a higher crystalline area proportion and the second coating portion has a higher amorphous area proportion. The cathode active material can improve structural stability and prevent electrolyte side reactions by effectively suppressing oxygen desorption or the like, thereby providing a secondary battery with desired characteristics.
Resumen de: US2025140800A1
The present disclosure provides an anode material and a lithium ion battery. The anode material comprises a composite, and the composite comprises a carbon matrix and an active material located in the carbon matrix, the active material comprises primary particles and/or agglomerates and aggregates, and a proportion of the aggregates in a total number of the primary particles, the agglomerates and the aggregates is smaller than or equal to 30%. According to the anode material and the lithium ion battery provided by the present disclosure, the volume expansion of the anode material can be reduced, and the rate performance and the cycle stability of the anode material are improved.
Resumen de: US2025140794A1
Disclosed are a positive electrode active material, a positive electrode including the same, and a rechargeable lithium battery, the positive electrode active material includes a first positive electrode active material including a layered lithium nickel-manganese-based composite oxide and a second positive electrode active material including a lithium-manganese rich composite oxide in which a molar ratio of lithium to a total metal excluding lithium is about 1.1 to about 3 and a manganese content is greater than or equal to about 60 mol % based on 100 mol % of a total metal excluding lithium in the lithium-manganese rich composite oxide.
Resumen de: US2025140810A1
A positive electrode active material particle according to one aspect of the present invention may include a lithium composite oxide particle and a coating material including a coating element, in which the lithium composite oxide particle is a secondary particle formed by aggregation of two or more primary particles, the coating material is included on a surface of the secondary particle, the coating material is included in a grain boundary between the primary particles, calcium (Ca) is included in the positive electrode active material particle, and a calcium (Ca) content X included in the positive electrode active material is 0.003 mol %≤X≤0.03 mol %.
Resumen de: US2025140436A1
A power storage device with high output is provided, in which the specific surface area is increased while keeping the easy-to-handle particle size of its active material. The power storage device includes a positive electrode including a positive electrode current collector and a positive electrode active material layer, a negative electrode including a negative electrode current collector and a negative electrode active material layer, and an electrolyte. The negative electrode active material layer includes a negative electrode active material which is a particle in which a plurality of slices of graphite is overlapped with each other with a gap therebetween. It is preferable that the grain diameter of the particle be 1 μm to 50 μm. Further, it is preferable that the electrolyte be in contact with the gap between the slices of graphite.
Resumen de: US2025137104A1
A hydrogen absorbing alloy suitable for a negative electrode of an alkaline storage battery is used for an alkaline storage battery, and this hydrogen absorbing alloy is an alloy that is composed mainly of crystal phases of an A5B19 phase and an A2B7 phase and is represented by the following General Formula (A):(La1-a-bCeaSmb)1-cMgcNidMeTf (A),where M, T, and suffixes a, b, c, d, e, and f in Formula (A) meet the following conditions: M: at least one element selected from Al, Zn, Sn, and Si; T: at least one element selected from Cr, Mo, and V; 0
Resumen de: US2025136752A1
An optionally oriented copolyester film comprising a copolyester which comprises repeating units derived from an aliphatic diol, an aromatic dicarboxylic acid and a poly(alkylene oxide), wherein the copolyester film further comprises lithium ions, and wherein the film has a thickness of no more than about 25 μm. The copolyester film is suitable for use a seperator in a lithium-ion rechargeable battery
Resumen de: US2025136551A1
Described herein are non-flammable dicationic ionic liquid electrolytes and the synthesis thereof. The electrolytes exhibit extremely high ionic-conductivities >0.01 S·cm−1. Also described are the use of non-flammable dicationic ionic liquid electrolytes in various energy storage devices such as lithium-ion batteries, rechargeable batteries, fuel cells, super capacitors, or solar cells.
Resumen de: US2025136222A1
An electric vehicle includes a hollow housing with an opening for inserting a battery. The battery includes a box extending along a longitudinal direction, between two longitudinal ends and along a longitudinal side of the box. The battery further includes a cover, for example of dimensions smaller than the dimensions of the insertion opening, and a battery support mounted inside the hollow housing, to allow the installation or withdrawal of the battery on the support, through the insertion opening. The support includes two parts configured to cooperate with the two longitudinal ends of the battery box. Along at least one spatial direction, the two support parts are mounted in a fixed and non-adjustable manner relative to the hollow housing, and the cover is mounted in an adjustable manner on the battery box.
Resumen de: US2025136061A1
The present application relates to a starting power supply for car battery, belonging to the technical field of car accessories, comprising a housing, a power module installed inside the housing to charge the car battery, an inflation module for inflation, and a vacuumizing module for vacuumization, wherein the housing is provided with a lighting lamp that is electrically connected to the power module, and the power module is adjacent to and is spaced apart from the inflation module, and the vacuumizing module is located at the bottom of the power module. The present application has the effect of increasing the functionality of emergency power supply.
Resumen de: US2025140849A1
A positive active material includes a first lithium-nickel transition metal oxide and a second lithium-nickel transition metal oxide. Both the first lithium-nickel transition metal oxide and the second lithium-nickel transition metal oxide contain zirconium, and a molar content of zirconium element in the first lithium-nickel transition metal oxide is less than a molar content of zirconium element in the second lithium-nickel transition metal oxide, the first lithium-nickel transition metal oxide is of one or more structures of a monocrystalline particle or a quasi-monocrystalline particle, and the second lithium-nickel transition metal oxide is a secondary particle formed by aggregation of a plurality of primary particles.
Resumen de: US2025140839A1
The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material capable of maintaining the electrochemical properties of a lithium secondary battery using a lithium composite oxide as a positive electrode active material while preventing and/or mitigating gas generation and swelling due to the positive electrode active material in a lithium secondary battery by suppressing the excessive growth of primary particles and improving the crystallinity of primary particles, and a lithium secondary battery including the same.
Resumen de: US2025140844A1
A positive electrode active material for rechargeable lithium batteries, a method of preparing the same, and a secondary battery including the same are disclosed. The positive electrode active material for rechargeable lithium batteries includes a lithium nickel-based transition metal composite oxide, wherein the lithium nickel-based transition metal composite oxide has a nickel content of 70 mol % or more and a cobalt content of 0 mol % to 0.01 mol % based on the total content of transition metals (or the total content of all metals excluding lithium). The lithium nickel-based transition metal composite oxide includes a lithium nickel-based active material and an aluminum-containing coating layer formed on a surface of the lithium nickel-based active material, and the aluminum-containing coating layer has an aluminum content of 10% to 35% as measured by EDS.
Nº publicación: US2025140837A1 01/05/2025
Solicitante:
ECOPRO BM CO LTD [KR]
ECOPRO BM CO., LTD
Resumen de: US2025140837A1
The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material including an overlithiated lithium manganese-based oxide, which can be synthesized at a lower temperature than that in a conventional synthesis process, and compensate for phase development and lithium ion conductivity, which are insufficient when synthesized at low temperatures, and a lithium secondary battery including the same.
BOPI
Sede Electrónica
