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1729
results.
Updated on
19/03/2026 [07:23:00]
Results 475 to 500 of 1729
Absstract of: AU2024330648A1
Aspects of the present disclosure include systems, apparatuses, or methods for a system for reducing battery cell failure propagation risk includes a rechargeable battery including a plurality of rechargeable cells connected in series, parallel, or a combination of series and parallel and a BMS coupled with the batter-. The BMS includes a processor and a memory including computer-executable instructions to receive information indicative of a status of each of the rechargeable cells: determine that a particular rechargeable cell is likely in a failure condition; identify a group of rechargeable cells that is in within one hop of tire rechargeable cell that is likely in the failure condition; couple the group of rechargeable cells to a discharging system without coupling the rechargeable cell in the failure condition to the discharging system; and discharge the group of rechargeable cells to a target SOC.
Absstract of: US20260074214A1
A secondary battery with high capacity and a high level of safety is provided. The battery includes a positive electrode including a positive electrode active material and a conductive material. The positive electrode active material contains cobalt, oxygen, magnesium, and nickel. A median diameter of the positive electrode active material is greater than or equal to 1 μm and less than or equal to 12 μm. In EDX line analysis in a depth direction on a region of the positive electrode active material having a plane other than a (001) plane, a distribution of the magnesium partly overlaps with a distribution of the nickel. The conductive material adheres to part of the plane other than the (001) plane of the positive electrode active material.
Absstract of: US20260074205A1
A negative electrode structure for a secondary battery (10) includes: a body (12) that is in a form of a foil or a thin plate and contains zinc as a base material; and a non-electron conductive film (11) provided on at least a first surface of the body (12). The film (11) is stretchable. The film (11) includes: an opening portion (13) formed to expose a portion of a first surface of the body (12); and an electrode reaction inhibiting portion (14) that surrounds the opening portion (13) and inhibits an electrode reaction in the body (12). The film (11) is attached to the body (12) in a liquid-tight manner.
Absstract of: US20260074234A1
Examples of the disclosure include a composite substrate for a rechargeable lithium battery that includes a support layer including a polymer film, and a metal layer disposed on the support layer and including at least one of copper and copper oxide. The metal layer includes a first metal layer on a surface of the support layer and including an adhesion enhancer and a first copper, and a second metal layer on the first metal layer and including a second copper. The adhesion enhancer includes a first moiety chemically bonded to the surface of the support layer and including a hydroxyalkylene group, and a second moiety including an amine group configured to adsorb the first copper.
Absstract of: US20260074209A1
A vanadium oxide composite of the present disclosure includes: a particle including a vanadium oxide; and an electrically conductive material at least partially coating a surface of the particle. A surface coverage of the particle by the electrically conductive material is 30% or more. The vanadium oxide composite has an average particle size of 0.5 μm or more and 5.0 μm or less.
Absstract of: US20260074203A1
A lithium-metal secondary battery, which includes a highly reduction-resistant electrolytic solution, including 2 to 6 mol of electrolyte per L of solvent and also having a lithium deposition dissolution efficiency of 98.5% or more, which lithium deposition dissolution efficiency is the proportion of the amount of redissolution of lithium to the amount thereof deposited on the copper surface, wherein the relative density of a lithium metal layer in a negative electrode is 40 to 85%. In addition, a lithium-metal secondary battery, which includes a highly oxidation-resistant electrolytic solution, including 2 to 6 mol of electrolyte per L of solvent and also having a voltage of 5.5 V or more when the current density is 0.4 mA/cm2 using lithium as a counter electrode and platinum as a working electrode, wherein the relative density of a lithium metal layer in a negative electrode is 70 to 95%.
Absstract of: US20260074393A1
The present disclosure provides a pole, a cover plate assembly, and a battery cell. The pole includes a first metal part and a second metal part. The first metal part has a first inward part and a first outward part that is disposed on an inner wall of the first inward part. The second metal part includes a main body and a second outward part. A second inward part is disposed on an outer peripheral surface of the second outward part. The second outward part is embedded into the first inward part, and the first outward part is embedded into the second inward part. A side of the second inward part away from a bottom wall of the first inward part is represented as a first surface. And a gap is only disposed between the first outward part and the first surface.
Absstract of: US20260074364A1
A battery pack case according to an embodiment of the present disclosure includes: a base plate, a side plate disposed along a circumference of the base plate and having a lower side connected to the base plate, a cover plate covering an upper side of the side plate and define an accommodation space above the base plate, a partition plate disposed in the accommodation space to partition the accommodation space into a plurality of spaces, and a top plate forming a flow path together with the cover plate and disposed above the cover plate.
Absstract of: US20260074371A1
The present disclosure relates to a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate, and a coating layer located on at least one surface of the porous substrate.
Absstract of: US20260074355A1
A battery pack according to the present disclosure includes: a battery assembly including a plurality of battery cells; a pack case in which an accommodation space is defined to accommodate the battery assembly; at least one first vent hole provided on a first side of the battery assembly; a vent space provided on the first side of the first vent hole and formed in the pack case; and a backflow preventing member having at least one opening/closing portion disposed to correspond to the first vent hole. The opening/closing portion is opened to allow communication between the first vent hole and the vent space when an internal pressure of the battery assembly reaches or exceeds a predetermined reference value.
Absstract of: US20260074351A1
A battery array insulating and separating structure for implementation with multiple lithium-ion cells is disclosed. Such an article is configured in a manner to permit the disposition of individual batteries in close proximity to one another while simultaneously being separated from any contact with an insulating material therebetween. The configuration is a honeycomb-like structure preventing any contact between batteries placed therein as well as protection from heat transfer from one battery to another therein. Such a separating/insulating article thus allows for safer utilization of multiple battery cells within a close-quarter array thereof, ostensibly preventing or at least significantly reducing the propensity of a single (or multiple) battery subject to a short or other damaging phenomenon from deleteriously affecting any other batteries within the array through such heat transfer possibilities. A method of utilizing such a unique honeycomb-like array with multiple separate battery cells simultaneously is also encompassed within this disclosure.
Absstract of: US20260074310A1
A secondary battery test apparatus and a test method using the same are disclosed. According to one aspect of the present disclosure, there is provided a secondary battery test apparatus including an outer case having an inner chamber, and an inner case disposed in the inner chamber, wherein the inner case includes a plurality of partition spaces, in which each secondary battery, which is a test subject, is disposed, and a barrier cover that is fastened to a barrier, which is a test subject, between adjacent partition spaces to seal a space between the barrier and the inner case between the adjacent partition spaces.
Absstract of: US20260074330A1
A battery housing includes a shell and a cover plate. The shell includes a side frame, and the side frame includes a first open end. The cover plate is arranged at the first open end. One of the shell and the cover plate is provided with an annular recessed portion, and the other one of the shell and the cover plate is matched with the recessed portion. When the cover plate covers the first open end of the shell, the cover plate and the shell are limited by matching by means of the recessed portion, to prevent the cover plate from moving relative to the shell during welding.
Absstract of: US20260074324A1
Disclosed is a composite substrate for a rechargeable lithium battery including a support layer having a first surface and a second surface that are opposite to each other, a first metal layer on the first surface, and a second metal layer on the second surface. The support layer includes a plurality of first through parts penetrating the first surface and spaced apart from each other along a first direction, and a plurality of second through parts penetrating the second surface and spaced apart from each other along the first direction. The plurality of first through parts and the plurality of second through parts are alternately disposed along the first direction, and the first direction is substantially parallel to the first surface.
Absstract of: US20260074325A1
A secondary battery, a battery module, and/or a method for manufacturing the secondary battery are disclosed. A secondary battery includes a case accommodating an electrode assembly, and a terminal coupled to the case, and the terminal includes a softened region.
Absstract of: US20260074337A1
A battery clip for retaining a battery to a circuit carrier is disclosed along with an assembly including a circuit carrier having a plurality of flexible tabs. The battery clip includes a plurality of slots configured to mate with and receive the flexible tabs of the circuit carrier such that the battery clip and the circuit carrier are secured together such that a first terminal of a retained battery physically contacts and is in electrical communication with the circuit carrier's first pad, the battery clip further comprising one or more flexible conductive fingers configured to contact a second terminal of a retained battery to establish an electrical communication between the fingers and the second terminal, and wherein the battery clip includes an electrically conductive material and establishes electrical communication between the fingers and the circuit carrier's second pad.
Absstract of: AU2024334802A1
Complex materials which contain a mix of metals are processed to recover valuable metals present where the materials are roasted under conditions in which the metals form compounds that can be dissolved in dilute acid and/or water and/or ammonia containing alkaline solutions from which the metals can be recovered as marketable products while leaving unwanted impurity elements such as arsenic and radionuclides in an inert residue for disposal.
Absstract of: US20260074194A1
Provided are a negative electrode active material which includes negative electrode active material particles which includes a silicon oxide (SiOx, 0
Absstract of: US20260074233A1
Electrodes for an electrochemical storage cell, including a conductor foil including an application zone for an electrode coating, the application zone including an outer region and a central region, are provided. The outer region of the application zone lies closer to an outer edge of the conductor foil than the central region. The application zone, in the outer region, has at least one electrolyte conduction region in which the diffusion rate of an electrolyte of the electrochemical storage cell is higher than in the application zone outside the electrolyte conduction region. Electrochemical storage cells including at least one electrode are further provided. Processes for producing an electrode for an electrochemical storage cell are further provided.
Absstract of: US20260074211A1
A positive electrode for a secondary battery including a positive electrode current collector, and a positive electrode active material layer supported on the positive electrode current collector. The positive electrode active material layer includes active material particles and an oxide film covering at least part of surfaces of the active material particles. The active material particles include a lithium-containing transition metal oxide, and the oxide film contains an oxide of a first element other than nonmetal elements. When a thickness of the positive electrode active material layer is denoted by TA, Tb<Tt is satisfied, where the Tb and the Tt are thicknesses of the oxide film at a position of 0.10TA and at a position of 0.90TA, respectively, from a surface of the positive electrode current collector in the positive electrode active material layer.
Absstract of: US20260074193A1
An anode active material for a lithium secondary battery according to an embodiment of the present invention includes a first anode active material and a second anode active material, each of which includes a carbon-based active material and has a crystallite size in a range from 50 nm to 60 nm. An XRD orientation ratio of the first anode active material is in a range from 0.9 to 1.2, and an XRD orientation ratio of the second anode active material is in a range from 1 to 5. High-temperature storage and life-span properties are improved while maintaining high capacity using the combination of the first and second anode active materials.
Absstract of: US20260074383A1
A secondary battery, including a case, an electrode assembly in the case, a cap plate that seals the case, a tab member connected to the electrode assembly, the tab member extending toward the cap plate, a terminal body coupled to the cap plate, the terminal body facing the tab member, a guide plate extending from the terminal body, the guide plate being in the tab member, and a connection member in the terminal body, the connection member being connected to the tab member.
Absstract of: US20260074388A1
A conductive structure, a cover plate assembly, and a battery cell are provided. The conductive structure includes a metal post including a first end and a second end opposite to each other, and a metal layer bonded to a surface of the metal post. The metal layer wraps the first end and extends toward the second end. The metal layer is used to be connected to a tab. In an axial direction of the metal post, a distance from an end portion of the metal layer to an end surface of the second end is H1, a thickness of the metal post is D2, and a ratio of H1 to D2 is less than or equal to 0.8.
Absstract of: US20260074546A1
A charging system is provided. The charging system includes a charging device including an electrical input for receiving electrical energy, at least one output for outputting electrical energy, and a communication interface; and a charger controller programmed to a) receive a plurality of charging parameters; b) determine a charging rate of an electronic device connected to the at least one output of the charging device; c) instruct the charging device to provide electrical energy through the output to the electronic device; d) determine a current state of charge of the electronic device; e) adjust the charging rate based on the current state of charge and the plurality of charging parameters; and f) instruct the charging device to adjust the charging rate for the electrical energy being provided to the electronic device.
Nº publicación: US20260074349A1 12/03/2026
Applicant:
GREENWORKS JIANGSU CO LTD [CN]
Greenworks (Jiangsu) Co., Ltd
Absstract of: US20260074349A1
An electric energy storage device which includes four energy units with a substantially same voltage value is provided. Each energy unit is provided with a positive electrode and a negative electrode. The electric energy storage device comprises a socket with eight independently arranged electrode terminals that are connected with the four energy units. The disclosure also provides an electric tool system using the electric energy storage device. The electric tool is provided with plugs that may be connected with the four energy units in different states, allowing the electric energy storage device to output multiple voltages.
BOPI
Electronic site
