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1238
results.
Updated on
21/07/2025 [08:01:00]
Results 125 to 150 of 1238
Absstract of: US2025228290A1
An electronic cigarette structure that can be quickly disassembled and assembled is provided, which includes a cigarette holder module, a battery cell module, and a host module. The cigarette holder module is provided with the battery cell module and the host module; the battery cell module includes a battery cell upper cover, a stainless-steel shell, a soft pack battery cell, a charging board, a second Type-C female terminal, and a battery cell lower cover. The host module includes a bracket, a magnet, a conductive pin, a first Type-C male terminal, a scheme board, a first Type-C female terminal, a base, and a button. The electronic cigarette achieves rapid disassembly and assembly through a magnetic suction structure and Type-C interface insertion and extraction structure. On the basis of one-time use, it realizes functions of recycling and disassembly, extends the service life of the product, and reduces environmental pollution.
Absstract of: US2025230569A1
A method of manufacturing a composite metal foil includes providing a first metal layer and forming a second metal layer on a surface of the first metal layer through electroplating. The first metal layer is copper foil, nickel foil, stainless steel foil, or a combination thereof. A contact angle of a surface of the second metal layer to liquid lithium metal is lower than 90 degrees.
Absstract of: US2025230286A1
Disclosed are chemically end-capped polypiperazine pyrophosphate-modified ammonium polyphosphate with high temperature resistance and precipitation resistance, a preparation method therefor, and an apparatus and application thereof. The chemically end-capped polypiperazine pyrophosphate-modified ammonium polyphosphate flame retardant is formed by polypiperazine pyrophosphate modification based on ammonium polyphosphate, followed by end capping; and the polypiperazine pyrophosphate is prepared by polymerization of an intermediate piperazine diphosphate obtained through dehydration condensation of phosphoric acid and piperazine. The chemically end-capped polypiperazine pyrophosphate-modified ammonium polyphosphate flame retardant of the present solution is prepared by using special equipment, which ensures whiteness and thermal stability of product, and improves properties of ammonium polyphosphate. The chemically end-capped polypiperazine pyrophosphate-modified ammonium polyphosphate flame retardant is further applied to preparation of flame-retardant polypropylene, so that flame-retardancy, temperature resistance and precipitation resistance of the flame retardant in a polypropylene system can be improved.
Absstract of: US2025233446A1
An apparatus for supplying emergency power according to an embodiment of the present disclosure includes: a protection circuit unit connected to a battery and configured to limit an available voltage range of the battery; a bypass unit connected in parallel to the protection circuit unit and configured to form a bypass path of a current output from the battery according to an operation state of a disposed switching element; and a control unit configured to electrically connect the bypass path formed by the bypass unit by controlling the operation state of the switching element to a turn-on state.
Absstract of: US2025233422A1
The in-vehicle power supply device includes a power storage device, an in-vehicle solar power generator mounted on the vehicle, a power regulator that performs charging of the power storage device using generated electric power from the in-vehicle solar power generator, charging of the power storage device using surplus electric power from an external solar power generator installed in an external facility, and supply of power from the power storage device to the external facility, and a control device that controls the power regulator. The control device controls the power regulator so as to start to warm the power storage device when the electric power generated by the in-vehicle solar power generator reaches first predetermined electric power or more and then to charge the power storage device using the surplus electric power from the external solar power generator.
Absstract of: US2025233245A1
Systems and methods for controlling and/or inhibiting lateral movement of battery components are generally described. Buckling of stacks of electrochemical cells can unfavorably misalign or deform battery components and may negatively impact performance of the battery. The present disclosure is directed, in some embodiments, towards inventive components that can laterally support electrochemical cells of the stack of electrochemical cells to prevent lateral motion of the electrochemical cells, thereby preventing buckling of the stack.
Absstract of: US2025233244A1
A battery and an electric device are disclosed. The battery includes a case, a battery assembly, and a protective assembly. The battery assembly is disposed within the case and comprises a plurality of battery cells. A gap is formed between adjacent battery cells and extends in the height direction of the battery cells, the gap having two opposing openings in the height direction. The protective assembly is connected to the adjacent battery cells and is configured to cover at least one of the openings of the gap. The protective assembly reduces the ingress of foreign matter, minimizes uneven stress on the battery cells, and mitigates the risk of lithium plating. As a result, the cycle performance of the battery cells is improved, thereby enhancing the service life of the battery.
Absstract of: US2025233255A1
A battery module and a battery pack are provided. The battery module includes a casing including a bottom plate, side plates, end plates, and a top plate fixedly connected to the side plates and the end plates to enclose and form an accommodating cavity; a fixed bracket located in the accommodation cavity, mounted on the bottom plate, and provided with a plurality of rows of positioning slots; a cell stack including cylindrical cells arranged in a plurality of rows, where a top portion of each of the cylindrical cells is provided with an electrode terminal; a cell contact system (CCS) component mounted on one side of the cell stack close to the top plate and electrically connected to the electrode terminals of the cylindrical cells; and a cooling plate arranged on one side of the CCS component away from the cell stack.
Absstract of: US2025233125A1
The present disclosure provides a lithium iron phosphate battery and a hybrid vehicle. The lithium iron phosphate battery includes a first cathode active material, a second cathode active material, a first anode active material, and a second anode active material. A median particle size of the first cathode active material is different from a median particle size of the second cathode active material. A median particle size of the first anode active material is different from a median particle size of the second anode active material.
Absstract of: US2025233130A1
An electrode having a multilayer structure formed by stacking a plurality of unit electrode active material layers. The electrode is formed from granules comprising an electrode material densely packed in each unit electrode active material layer, and even though different types of electrode active materials are used in each unit electrode active material layer, the intermixing of the electrode active materials does not occur at or near the interface of the unit electrode active material layers, resulting in less interferences of electrochemical properties between the different types of electrode active materials. Additionally, the electrode active material layer has higher porosity of the unit electrode active material layer closer to the electrode surface than the unit electrode active material layer closer to the current collector. Accordingly, it is possible to improve electrolyte wetting and ionic conductivity of the electrode.
Absstract of: US2025233148A1
Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery. The negative electrode includes a current collector; and a negative active material layer, wherein the negative active material layer includes a first active material layer on the current collector and including a first crystalline carbon, a Si—C composite, and a first binder; and a second active material layer on the first active material layer and including a second crystalline carbon, a Si—C composite, and a second binder, a particle diameter of the first crystalline carbon is smaller than a particle diameter of the second crystalline carbon, and based on the total negative active material layer, an amount of the first binder is larger than an amount of the second binder, an amount of the Si is about 3 wt % or more based on 100 wt % of the negative active material layer.
Absstract of: US2025233121A1
An electrode coating device includes a front surface coating part, which is provided on a traveling path of a current collector, for coating a slurry on the front surface of the current collector, a back surface coating part, which is provided on the traveling path, for coating the slurry on the back surface of the current collector passing through the front surface coating part, and a guide roll including a core part having a rotating shaft, and a surface part surrounding the core part and formed of a material different from that of the core part, and transferring the current collector in a state where the back surface of the current collector faces the back surface coating part. A guide roll is also provided.
Absstract of: US2025233133A1
A positive electrode active material including core particles including layered lithium nickel-manganese-based composite oxide, wherein each core particle is a secondary particle formed by agglomerating a plurality of primary particles, and a crystal size of the primary particle is about 105 nm to about 115 nm.
Absstract of: US2025230046A1
A method for preparing lithium iron phosphate includes: mixing iron phosphate, a lithium source, a carbon source, a dispersant, and a solvent to make a precursor slurry; sintering the precursor slurry to make lithium iron phosphate, where the dispersant includes an ammonium salt compound represented by Formula (1), in which R1 is a carbon-containing organic group.
Absstract of: US2025229405A1
An interface for a battery pack and an electrical combination. The interface may include a battery-receiving portion configured to receive a battery pack and including a cavity. The cavity is defined by a pair of sidewalls with rails defining a groove between the rails and a lower surface of the cavity. The rails are stepped or angled along a battery insertion axis and are configured to guide the sliding engagement of a battery pack within the battery-receiving portion.
Absstract of: US2025229407A1
An interface for a battery pack and an electrical combination. The interface may include a battery-receiving portion configured to receive a battery pack and including a cavity. The cavity is defined by a pair of sidewalls with rails defining a groove between the rails and a lower surface of the cavity. The rails are stepped or angled along a battery insertion axis and are configured to guide the sliding engagement of a battery pack within the battery-receiving portion.
Absstract of: US2025230050A1
Embodiments described herein relate to anode particles produced in part from discarded graphite particles, and methods of producing the same. In some aspects, a method of forming carbon-coated anode particles can include mixing a first plurality of particles, a second plurality of particles, and a plurality of graphene particles to form a dry powder, the first plurality of graphite particles including particles rejected from a graphite spheronization process, the second plurality of graphite particles including particles rejected from a graphite micronization process, mixing the dry powder with water and a carbon-containing liquid to form a slurry, spray-drying the slurry to form an agglomerated mix, and heating the agglomerated mix to form carbon-coated anode particles. In some embodiments, the spray-drying includes atomizing the slurry to form droplets. In some embodiments, the spray-drying can include heating the droplets in a heated chamber to form dried particles.
Absstract of: US2025233246A1
A battery carrier for receiving at least one battery module serving as a drive energy storage device for an electrically driven vehicle. The battery carrier can be connected to a body of the vehicle, including a substantially circumferential frame structure having longitudinal sides and transverse sides for forming a receiving area for the at least one battery module, wherein the battery carrier is integrally molded from a light metal material, in particular integrally cast from a light metal material. The receiving area encloses an area of at least 0.5 m2, in particular of at least 0.75 m2, particularly preferably of at least 1 m2. The present invention also relates to methods for die casting a substantially one-piece battery carrier from a light metal melt, in particular from an aluminum alloy melt.
Absstract of: US2025233291A1
A battery cell, a battery, and an electrical apparatus are described. The battery cell comprises a housing, an electrode assembly, an electrode terminal, a fixing member, and a sealing member. The housing comprises a first wall, the first wall is provided with an electrode lead-out hole. The electrode assembly is accommodated in the housing. The electrode terminal is electrically connected to the electrode assembly and covers at least a portion of the electrode lead-out hole. The fixing member surrounds the electrode terminal and connects the electrode terminal and the first wall. The sealing member surrounds the electrode terminal, and at least a portion of the sealing member is sandwiched between the electrode terminal and the fixing member.
Absstract of: US2025233437A1
A battery system according to embodiments of the present invention may include: a battery assembly including a plurality of battery cells; and a battery management apparatus comprising memory and one or more processors configured to collect state information on the battery assembly manage and control the battery assembly based on the collected state information. Here, the one or more processors may be configured to, in a charging mode of the battery assembly, check a charge rate of the battery assembly, and determine whether to initiate a balancing mode for balancing the plurality of battery cells based on the checked charge rate.
Absstract of: US2025233292A1
This application provides a battery and an electrical device. The battery includes a battery cell, a busbar, and an insulation piece. The battery cell includes a shell and an electrode terminal. The shell includes a first wall. The electrode terminal is disposed on the first wall. The busbar is electrically connected to the electrode terminal. The insulation piece is disposed on one side, facing the electrode terminal, of the busbar and covers at least a part of the first wall. The insulation piece includes a first groove recessed along a direction facing away from the first wall. In the battery and electrical device, the first groove is available for accommodating an electrolyte solution leaking from a battery cell.
Absstract of: US2025233205A1
A negative electrode includes: a negative electrode current collector; and a negative electrode active material layer, wherein the negative electrode active material layer includes a first active material, a second active material, and a gel electrolyte, the gel electrolyte includes a polymer and a conductive material, the negative electrode active material layer includes the gel electrolyte in a surrounding of the first active material, and a concentration of the gel electrolyte in the surrounding of the first active material is higher than a concentration of the gel electrolyte in a region of the negative electrode active material layer other than the surrounding of the first active material.
Absstract of: US2025233204A1
A battery that cycles lithium ions includes a negative electrode, a positive electrode, a separator disposed between the negative electrode and the positive electrode, and an ionogel electrolyte. The negative electrode includes electroactive material particles comprising silicon. The positive electrode includes an electroactive positive electrode material. The ionogel electrolyte includes a polymer matrix, an ionic liquid in the polymer matrix, and a lithium salt in the ionic liquid. The ionic liquid includes a cation including a piperidinium ion and an anion including bis(fluorosulfonyl)imide (FSI).
Absstract of: US2025233150A1
Provided are graphite particles which can use carbon dioxide as a raw material and can be used as an electrode material. As to graphite particles, an interplanar spacing d 002 based on a diffraction peak corresponding to a lattice plane (002) being measured by a powder X-ray diffraction method is 0.3355 nm or more and 0.3370 nm or less, a primary particle diameter is 50 nm or more and 500 nm or less, a value of 50% of an integrated value in number base particle diameter distribution (a mean particle diameter) is a secondary particle diameter (d50), the secondary particle diameter (d50) is 0.15 μm or more and 1.6 μm or less, and a specific surface area (BET) being calculated from a nitrogen-adsorption amount at 77 K is 10 m2/g or more and 400 m2/g or less.
Nº publicación: US2025233202A1 17/07/2025
Applicant:
THE INDUSTRY & ACADEMIC COOPERATION IN CHUNGNAM NATIONAL UNIV IAC [KR]
The Industry & Academic Cooperation in Chungnam National University (IAC)
Absstract of: US2025233202A1
Disclosed are a solid electrolyte for a lithium secondary battery including a substitution element such as gallium (Ga), etc. and a method of manufacturing the same.
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