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1525
results.
Updated on
12/09/2025 [07:43:00]
Results 750 to 775 of 1525
Absstract of: US2025279508A1
Systems and methods for space configurable battery structures for electrical assemblies incorporating ion exchange materials are described. One method to construct such a battery includes preparing a battery casing for a rechargeable battery. The preparing may further include placing one or more electrode materials into the casing. A monomer or a functionalized n-mer may be prepared for polymerization. The monomer or the functionalized n-mer may be polymerized to form an ion exchange material, which is then then cross-linked. The ion exchange material may be arranged to define an interpenetrating surface with at least a portion of at least one of the electrodes.
Absstract of: US2025278081A1
A battery manufacturing method is applied to the battery manufacturing system. The battery manufacturing system includes a controller and production equipment. The battery manufacturing method includes: during product production by production equipment in any process of a battery production line, obtaining, by the controller, product information, where the production equipment is equipment corresponding to any process in a battery group production line; and in a case that the product information meets a product switching condition, controlling, by the controller, the production equipment to switch to producing a new-model product.
Absstract of: US2025277834A1
An insulation resistance detection device includes: a voltage measurer that measures a voltage at a first node among a plurality of nodes between a plurality of voltage dividing resistors included in an insulation detection circuit for detecting insulation resistance in a path through which a current from a battery flows; a determiner that determines whether the voltage at the first node measured by the voltage measurer is lower than or equal to a predetermined voltage; and a switcher that switches a state of a switch connected to a second node among the plurality of nodes to cause the voltage measured by the voltage measurer to exceed the predetermined voltage, when the voltage at the first node measured by the voltage measurer is determined to be lower than or equal to the predetermined voltage.
Absstract of: US2025276898A1
A carbon coated lithium metal phosphate (LMP) having improved characteristics may be made by a method comprising (i) milling a slurry comprised of LMP precursors and water, removing the water to form a mixture comprised of milled precursors, heating the mixture to an intermediate temperature of 200° C. to less than 400° C. to form an intermediate, mixing the intermediate with a carbon precursor in a solvent that dissolves the carbon precursor, removing the nonaqueous solvent to form a coated intermediate, and heating the coated intermediate to a reaction temperature of at least 400° C. to 1000° C. in a non-oxidizing atmosphere to form the carbon coated lithium manganese iron phosphate. The method enables the formation of carbon coated lithium manganese iron phosphate with electrochemical performance approaching theoretical even at larger average primary particle size utilizing commercially practicable production methods.
Absstract of: US2025276866A1
The disclosed subject matter provides a winding device that includes a material-placing mechanism, a mounting table, a winding member and a restraining member, wherein the material-placing mechanism is configured to convey a material strip; the winding member includes a winding needle base and a plurality of winding needles provided on the winding needle base, the winding needle base is rotatably provided on the mounting table, with a winding needle gap formed between the plurality of winding needles, such that the material strip passes through; the restraining member is provided outside the winding needle gap and configured to fix the material strip protruding from the winding needle gap with a preset force F1, the winding needle base is configured to drive the winding needle to rotate with a winding tension F2, and F1 is less than F2.
Absstract of: US2025279458A1
A cell feeding method includes: controlling a first conveyor line to convey inflowing cells to a first material fetching position; controlling a second conveyor line to convey inflowing cells to a second material fetching position; controlling a third conveyor line to convey inflowing cells to a side taping station, and conveying the cells subjected to side taping treatment to a third material fetching position; controlling a first feeding and grabbing mechanism to grab a first number of cells from a first material fetching position to a first feeding area in the feeder position; and controlling a second feeding and grabbing mechanism to grab a first number of cells from a target material fetching position to a second feeding area in the feeder position.
Absstract of: US2025279559A1
According to one aspect of the present invention, a body part of a CID filter of a secondary battery has a main through-hole and an auxiliary through-hole defined therein. The auxiliary hole is positioned between a CID gasket and an area of the CID filter that is electrically connected to an electrode tab.
Absstract of: US2025279560A1
An electrode assembly for a secondary battery having improved safety is provided. According to the embodiments of the present disclosure, a front end and a rear end of a positive electrode plate may be insulated from each other to prevent a short circuit from occurring due to deformation of a front end of the negative electrode plate. A rear end of the negative electrode plate may be insulated to prevent a short circuit between the negative electrode plate and the positive electrode plate. An additional insulating tape may be provided on the rear end of the negative electrode plate to prevent defects due to Z-shaped deformation of the negative electrode plate from occurring.
Absstract of: US2025279457A1
An electrode assembly joining apparatus includes a gripper, a press part, and a stack movement part. The gripper holds a part of a stack in which a plurality of positive electrodes and a plurality of negative electrodes are alternately stacked with separators disposed therebetween. The press part bonds the stack, and the stack movement part supports the stack or moves the stack partially. A method of manufacturing the same is also provided.
Absstract of: US2025279437A1
A negative electrode current collector may comprise a metal substrate and a conductive layer provided on at least one surface of the metal substrate, the negative electrode current collector may have a Vickers hardness of 400 MPa-900 MPa, and the conductive layer may have a thickness of 0.5 μm-6 μm.
Absstract of: US2025279436A1
An electrode plate according to the present disclosure includes: a current collector, the current collector including a substrate and a coating layer coating the substrate; and an electrode layer disposed on the current collector, wherein the coating layer includes conductive carbon and a first binder, the electrode layer includes a second binder, the first binder includes an aromatic super engineering plastic, and the second binder includes a styrenic elastomer in which a mole fraction of a repeating unit derived from styrene is 0.18 or more.
Absstract of: US2025279509A1
A manufacturing method for an electrical energy storage device disclosed herein includes: a preparing step of preparing a plate material that is made of metal and includes a first part forming a first surface of a case, and a pair of second parts extending from the first part and forming a pair of second surfaces of the case; and a wrapping step of disposing an electrode body on the first part of the plate material and bending the plate material so that a distance between the pair of second parts decreases, thereby wrapping the electrode body.
Absstract of: US2025279491A1
Thermal management systems are provided for managing the thermal energy levels of a traction battery pack of an electrified vehicle. An exemplary thermal management system may include a gas separator and a reservoir. The gas separator may remove entrained gases (air, vent byproducts, etc.) from a coolant circulated through the system during both normal operating conditions and during battery thermal events that require increased coolant volume and flow rates for mitigating convective heat transfer. The removed gases can be expelled to atmosphere from within the reservoir. A pump for circulating the coolant through the system may be controlled based on a temperature of the coolant exiting the traction battery pack as part of a deaeration control strategy.
Absstract of: US2025279510A1
A battery cell is disclosed, including a housing, electrode terminals, and a protective member. The housing includes a wall portion and a fastener, where the fastener comprises a connecting portion and a pressing portion that together define a cavity. At least part of the electrode terminals is positioned within the cavity. The protective member includes a first protective portion covering the connecting portion and a second protective portion covering the pressing portion. The second protective portion extends beyond the pressing portion in a first direction. The structure reduces the likelihood of short circuits by shielding the pressing portion, thereby enhancing battery cell reliability.
Absstract of: US2025279503A1
A battery module including: a battery cell stack in which a plurality of battery cells including electrode leads protruding in mutually opposite directions are stacked; a housing that houses the battery cell stack; a first heat sink and a second heat sink that are located under the bottom part of the housing, and first and second refrigerant flow paths formed between the first heat sink and the bottom part of the housing and between the second heat sink and the bottom part of the housing, respectively. The refrigerant flow path formed by the first heat sink and the refrigerant flow path formed by the second heat sink are separated from each other.
Absstract of: US2025279433A1
The present invention relates to a non-fibrillizable binder for a dry-coated electrode, said binder consisting of a fluoropolymer having a melting point between 145° C. and 200° C. measured according to ASTM D3418 and a melt viscosity below 50 kP measured at 230° C. and at a shear rate of 100 s-1 measured according to ASTM D3835. More specifically. the invention relates to a dry-coated electrode for Li-ion battery. The invention also concerns the lithium-ion batteries manufactured by incorporating said electrode.
Absstract of: US2025279506A1
A battery pack includes a housing and battery modules in the housing. Each of the battery modules includes battery cells, a case accommodating the battery cells, a first fire prevention sheet on the case, and a first spacer on the case and configured to separate the first fire prevention sheet from an upper surface of the case.
Absstract of: US2025276869A1
An adhesive tape attaching mechanism includes: an assembly base; a central adhesive tape suction assembly capable of adsorbing and attaching an adhesive tape to a first surface of a workpiece to be adhered; end adhesive tape suction assemblies arranged on two opposite sides of the central adhesive tape suction assembly, where each of the end adhesive tape suction assemblies includes an end driving member and an end adhesive tape suction member in transmission connection with the end driving member; and an end sliding assembly, disposed on the assembly base, where each of the end adhesive tape suction members is configured to be driven by the end driving member connected thereto, guided by the end sliding assembly to slide toward the central adhesive tape suction assembly for closing, and is capable of adsorbing, bending, and attaching the adhesive tape to a second surface and a third surface of the workpiece, respectively.
Absstract of: US2025276860A1
A stacking apparatus configured to stack workpieces into a neat workpiece queue, where the workpiece queue includes a plurality of workpieces. The stacking apparatus includes: a base bracket; a stacking table for carrying at least one workpiece, where the stacking table is arranged on the base bracket; and at least two shapers, where the shapers act in pairs to perform an alignment operation for aligning the workpieces on the stacking table, paired shapers are configured in such a way that at least one of the actions enables the paired shapers to approach or move away from each other along a first direction above the stacking table, and the alignment operation is performed through the approaching action of the shapers, to obtain the neat workpiece queue through stacking.
Absstract of: US2025277157A1
This invention provides processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Some embodiments employ pyrolysis in the presence of an inert gas to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.
Absstract of: US2025276859A1
The equipment for loading adapters includes a frame, a gripping assembly, a positioning disc, and a transfer apparatus. The frame has multiple workstations. The gripping assembly and the positioning disc is arranged on the frame, where the positioning disc has multiple positioning slots, a pair of two positioning slots respectively position the adapter for the positive electrode and the adapter for the negative electrode, and the gripping assembly is configured to grip an adapter carried by the container at the workstation and move the adapter to a corresponding positioning slot, so that a position of the adapter for the positive electrode relative to the adapter for the negative electrode meets loading requirements. The transfer apparatus is arranged on the frame, and is used to pick up the adapters in the positioning slots together and load them to a welding assembly.
Absstract of: US2025279553A1
A battery cell comprises: terminals and a battery core assembly; the battery core assembly comprises active substance coated parts and a plurality of tab pieces extending from the active substance coated parts in a first direction; the ends of the plurality of tab pieces close to an active substance coated part close up to form a first closing-up part, and the ends of the plurality of tab pieces away from the active substance coated part close up and connect to each other to form a second closing-up part, the first closing-up part being connected to the second closing-up part and the active substance coated part, and the orthographic projection of the end of the second closing-up part connected to the first closing-up part on a terminal in the first direction being at least partially located in the outer contour range of the terminal.
Absstract of: US2025279555A1
A battery cell comprises: a casing assembly and a battery cell assembly, wherein the casing assembly comprises a casing and a first terminal arranged on the casing; and the battery cell assembly comprises an active-material coated portion and a conductive portion, the active-material coated portion being accommodated in the casing, the conductive portion being used for electrically connecting to the active-material coated portion and the first terminal, the first terminal being provided with an accommodating portion, and the conductive portion being at least partially accommodated in the accommodating portion.
Absstract of: US2025279552A1
A cylindrical battery includes a housing, an electrode assembly, and a current collector plate. The electrode assembly and the current collector plate are accommodated in the housing, and the electrode assembly includes a flattened surface, the flattened surface being provided at an end of the electrode assembly. The current collector plate includes a substrate and a bending portion interconnected. The bending portion are configured to bend towards the substrate, and the substrate is connected to the flattened surface. The substrate includes an axial hole and a plurality of through holes spaced apart from each other and running through the substrate. Along a thickness direction of the substrate, a projection area of the substrate is S1, and a sum of projection areas of the plurality of the through holes is S2, where 4%≤S2/S1≤16%.
Nº publicación: US2025279459A1 04/09/2025
Applicant:
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Absstract of: US2025279459A1
A clamping apparatus, includes: a support assembly including a first driving module and clamping mechanisms disposed on the support assembly and including at least one first clamping mechanism and at least one second clamping mechanism arranged along a first direction. When the clamping apparatus is in a first state, an opening direction of a clamping opening of the first clamping mechanism faces away from the second clamping mechanism. When the clamping apparatus is in a second state, the opening direction of the clamping opening of the first clamping mechanism faces towards the second clamping mechanism. The opening direction of the clamping opening of the first clamping mechanism is consistent with an opening direction of a clamping opening of the second clamping mechanism. The first driving module drives the first clamping mechanism to rotate, such that the clamping apparatus switches between the first state and the second state.
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