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1455
results.
Updated on
14/08/2025 [07:17:00]
Results 550 to 575 of 1455
Absstract of: US2025253485A1
A power storage device includes: a power storage module including a first power storage stack and a second power storage stack that are disposed at a distance from each other in a Y direction; a case that accommodates the power storage module; a pressure relief valve; and a breathable membrane. The case includes an upper cover that covers the power storage module from above. The upper cover is provided with a recess that is recessed downward to a space between the first power storage stack and the second power storage stack. Each of the pressure relief valve and the breathable membrane is disposed in the recess.
Absstract of: US2025253498A1
This application provides a battery cell, a battery, and an electric apparatus. The battery cell includes an electrode assembly, a housing, and a current collecting member. The electrode assembly includes a first tab; the housing is configured to accommodate the electrode assembly; and the current collecting member is accommodated in the housing, the current collecting member is electrically connected to the first tab, and the current collecting member is connected to the housing by welding.
Absstract of: US2025253499A1
Disclosed is a battery. A packaging housing includes a main portion and a protruding portion. Along a first direction, the main portion includes a first end face, and the protruding portion is provided on the first end face. A first mounting cavity is provided in the main portion. A second mounting cavity in communication with the first mounting cavity is provided in the protruding portion. A projection of the protruding portion in the first direction is located in the first end face. A cell main body is arranged in the first mounting cavity. A tab assembly is connected to the cell main body and located in the second mounting cavity. A connecting assembly is disposed on the protruding portion and connected to the tab assembly. A projection of the connecting assembly in the first direction is located in the first end face.
Absstract of: US2025253741A1
A motor unit includes a housing, an electric motor arranged in the housing, a battery pack, a first plurality of holes defining a first hole pattern, a first power take-off shaft, a gearbox with a first gear train, and an external gearbox with a second gear train configured to receive torque from the first power take-off shaft. The external gearbox includes a second plurality of holes defining a second hole pattern, a second power take-off shaft receiving torque from the second gear train, and a third plurality of holes defining a third hole pattern that is identical to a fourth hole pattern on the piece of power equipment. When the external gearbox is coupled to the side of the housing and the piece of power equipment, the second power take-off shaft receives torque from the motor via the first gear train, first power take-off shaft, and second gear train.
Absstract of: US2025253448A1
Provided are a battery cell, battery, and an electrical equipment. The battery cell includes a housing and a first insulating member. The housing provides a welding mark region. The first insulating member is arranged on an outer surface of the housing, and the first insulating member provides a first thickened region, wherein the first thickened region covers at least a portion of the welding mark region. This reduces the risk of the welding mark region piercing through the first insulating member, which could cause insulation failure of the battery cell. Thus, the insulation performance of the battery cell is improved.
Absstract of: US2025253377A1
The invention relates to an electrochemical cell assembly including a first end plate assembly, a stack of cell repeat units, and a second end plate assembly. The stack is held in a compressed state between the first end plate assembly and the second end plate assembly. The first end plate assembly and/or the second end plate assembly each include an end plate. The electrochemical cell assembly includes an insulation plate located between the end plate and the stack. At least one through-hole is provided in the insulation plate and a sealing insert is provided in the at least one through-hole of the insulation plate, the sealing insert defining a fluid pathway along the stacking direction. The invention also relates to an end plate assembly and a method of manufacturing an electrochemical cell assembly.
Absstract of: US2025253379A1
Provided is a battery cell stacking jig for stacking a plurality of battery cells of a secondary battery. Additionally, the battery cell stacking jig can include a fork supporting both ends of the battery cells so that the plurality of battery cells are seated therein, and the fork is disposed in a plurality at a certain distance apart with respect to a horizontal direction. The battery cell stacking jig can further include a gripper movably provided on an upper portion of the fork, and disposed in a plurality with respect to the horizontal direction, and being configured to load a battery cell perpendicularly to the fork such that the battery cell is seated in the fork, and a transfer connected to the plurality of grippers and configured to move the grippers to the upper portion of the fork.
Absstract of: US2025253442A1
A battery includes a plurality of cells and a plurality of thermal barriers. The plurality of cells is configured to store electrical energy. Each of the thermal barriers is disposed between adjacent cells of the plurality of cells. Each thermal barrier includes solid regions and defines cutouts between the solid regions. Each solid region and each cutout within each thermal barrier are aligned along a plane. Each solid region and each cutout within each thermal barrier have a dimension that is perpendicular to the plane and extends between the corresponding adjacent cells.
Absstract of: US2025253423A1
The present invention relates to a method for separating the electrode materials from the current collector in a battery electrode, said method comprising: a—providing at least one electrode said electrode comprising a current collector and a layer of electrode material adhered onto said current collector, said layer of electrode material comprising electro active materials in powder form and a binder b—contacting said electrode to a gas or a supercritical fluid at a pressure of (60) to 300 bar, c—rapidly decreasing the pressure of said gas or supercritical fluid of at least (60) bar within (30) seconds or less thereby causing rapid decompression of said gas.
Absstract of: WO2025160909A1
Provided in the embodiments of the present application are a method and apparatus for manufacturing a battery, and a control system. The method comprises: performing formation treatment on a battery cell; performing a self-discharge rate (K-value) test and/or an aging test on the battery cell which has undergone the formation treatment, such that the voltage of the battery cell is stable; performing a direct-current resistance test and a capacity test on the battery cell which has undergone the self-discharge rate (K-value) test and/or the aging test; performing a capacity test on the battery cell which has undergone the direct-current resistance test; and performing grading on the battery cell on the basis of a result of the direct-current resistance test and/or a result of the capacity test. The method and apparatus, and the control system in the embodiments of the present application can prolong the service life of a product.
Absstract of: WO2025160627A1
The disclosure relates to an ionic liquid additive that is useful in an electrolyte solution for an electrochemical device. The ionic liquid additive is capable of interacting with polyiodide and/or polybromide species to mitigate shuttle effect for the electrochemical device and stabilise the positive electrode and the negative electrode of the electrochemical device.
Absstract of: WO2025160641A1
The present invention generally pertains to the technological field of industrial chemistry and more specifically relates to a set of methods for the industrial production of electrolytes for fuel cells, cells, batteries, capacitors and accumulators or any energy storage components that supply electrical current produced chemically by means of ionisation. This electrolytic method will replace the salt bridges in chemical energy accumulators, which connect ions and electrons between the negative anode and positive cathode, improving performance and efficiency. In addition, it can be made from 100% organic materials, such as fruit or acetic acids and calcium carbonate, extracted from foods. A 100% organic and biodegradable battery can be produced.
Absstract of: WO2025160825A1
A lithium-ion battery. The lithium-ion battery comprises a positive electrode sheet and an electrolyte solution, wherein the positive electrode sheet comprises a positive electrode current collector, a positive electrode active material layer located on one side or two sides of the positive electrode current collector, and a primer layer located between the positive electrode current collector and the positive electrode active material layer, the primer layer having a weight loss rate of X% at 25-800°C; the electrolyte solution comprises propylene carbonate and propyl propionate, and based on the total weight of the electrolyte solution, the weight content of propylene carbonate is B wt%, and the weight content of propyl propionate is C wt%; and the lithium-ion battery satisfies: 5≤(B+C)/X≤30. The lithium-ion battery has the advantages of both high safety performance and good cycle performance.
Absstract of: US2025253490A1
A terminal block, a terminal block assembly and a battery module are provided. The terminal block includes at least two cell connection bodies and a terminal connection body. The at least two cell connection bodies are arranged at intervals, and the cell connection bodies are configured to connect with poles of cells. The terminal connection body is connected between two adjacent cell connection bodies. The cell connection body is provided with an accommodating groove, which is configured to accommodate and mount a temperature sensor.
Absstract of: US2025253692A1
A method of managing second use batteries incudes communicating an external load demand to battery management modules (BMMs) of first use batteries and second use batteries; communicating, by each of the BMMs, the state of health (SoH) of the respective first or second use battery to the other BMMs; by the BMMs of the first use batteries with highest SoH, engaging the first use batteries to meet the external load demand, wherein the highest SoH is determined by the BMMs by ranking the SoH of each battery relative to the other batteries; and by the BMMs of the second use batteries, setting a discharge limit for each of the second use batteries based on the SoH of the respective second use battery, and controlling the second use batteries to supply currents not to exceed the discharge limits of the respective second use batteries to load-share with the first use batteries.
Absstract of: US2025253486A1
The present application provides a battery diaphragm, including: a porous substrate and an adhesive layer formed on the side of the porous substrate. The adhesive layer includes a polymer material with an adhesive property. The adhesive layer has a coating coefficient C. The coating coefficient C is equal to a ratio of the adhesive strength A of the adhesive layer to a value P of an increase in gas permeability per unit coating thickness of the adhesive layer. A relation C=A/P is satisfied. The coating coefficient C has a ratio in a range of 0.3
Absstract of: US2025253482A1
A housing assembly, a battery cell, a battery, and an electric device. The housing assembly is used for the battery cell and includes a housing and a separator. A pressure relief portion is formed on an outer surface of the housing; the separator includes a fitting surface, a groove is formed on the fitting surface, the fitting surface is fitted to the outer surface of the housing, and at least part of the pressure relief portion is accommodated in the groove.
Absstract of: US2025253351A1
Disclosed here is an electrolytic copper foil for a current collector of a secondary battery. The electrolytic copper foil ranges in room-temperature elongation per unit thickness from 1.3 to 2.0%/μm and has a ratio of surface wetting angle on M plane (θM) to surface wetting angle on S plane (θS) of 1 or greater.
Absstract of: US2025253433A1
A cooling plate assembly, an assembly method applied to the cooling plate assembly, a battery module and a battery pack are provided. The cooling plate assembly includes a cooling plate configured to control a temperature of the battery module; and at least one current collector connected to an end portion of the cooling plate through bonding. The cooling plate assembly is conducive to improving the connection stability between the cooling plate and the current collector and the assembly efficiency.
Absstract of: US2025253437A1
An assembly includes a first housing component and a second housing component cooperating with the first housing component to provide an enclosed internal cavity. At least one cell stack includes one or more battery cells that are positioned within the enclosed internal cavity. A first plurality of guide features are formed on at least one of the first housing component and the second housing component, and a second plurality of guide features are formed on the at least one of the first housing component and the second housing component.
Absstract of: US2025253435A1
A battery, an energy storage apparatus, and an electric device are disclosed. The battery includes a battery cell, a first box, a second box, and a flow channel, where the first box and the second box are connected to each other so as to jointly define a closed space used for accommodating the battery cell; and the flow channel is configured to accommodate a heat exchange medium so as to adjust the temperature of the battery cell. The battery further includes an inlet tube and an outlet tube, where the inlet tube and the outlet tube are both in communication with the flow channel; and the inlet tube and the outlet tube are both located on a side of the first box facing the second box and outside the closed space. The technical solution provided in the present application can increase the energy density of the battery.
Absstract of: US2025253440A1
A fluid equalization tank for equalizing a change in volume of a cooling fluid in a fluid circuit for immersion cooling of a battery of a vehicle is disclosed. with the fluid equalization tank includes a receiving chamber for receiving the cooling fluid and an overflow chamber for receiving the excess cooling fluid from the receiving chamber. The receiving chamber and the overflow chamber are fluidically connected via an overflow duct.
Absstract of: US2025253424A1
An object of the present invention is to provide a method for recovering valuable materials from a lithium-ion secondary battery capable of improving the recovery rate of copper. Provided is a method for recovering valuable materials from a lithium-ion secondary battery, comprising a heating step of heating the lithium-ion secondary battery, a crushing step of crushing the lithium-ion secondary battery after heating, and one or more steps among sieving, magnetic separation, and gravity sorting the lithium-ion secondary battery after crushing, wherein, in the crushing step, the lithium-ion secondary battery is crushed so that a size of crushed materials becomes 20 mm or less.
Absstract of: US2025252875A1
The present invention discloses a portable tabletop device configured to display advertisement data and information related to goods and services. Such information relating to goods and services may include menus for receiving orders, requesting a server, repeating the last order, connecting to in-house Wi-Fi, and receiving feedback from the customers. Side-by-side charges multiple electronic devices via wired and wireless connections. The tabletop device includes one or more display units provided at the side surfaces of the device that allows the users or viewers to view the displayed information from multiple directions. The tabletop device further includes a plurality of charging ports to provide wired charging support and an inductive charging unit for wirelessly charging electronic devices. Moreover, the tabletop device can be wirelessly charged by a docking station. The docking station further includes a plurality of receptacle that receives multiple tabletop devices.
Nº publicación: AU2024246873A1 07/08/2025
Applicant:
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Absstract of: AU2024246873A1
Disclosed in embodiments of the present application is an energy storage device. The energy storage device is used for storing a plurality of batteries (10), and comprises: a first wall (31); and a pressure relief assembly (32) arranged on the first wall (31). Therefore, according to the energy storage device of the embodiments of the present application, the reliability of the energy storage device can be improved.
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