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1196
results.
Updated on
18/08/2025 [07:12:00]
Results 800 to 825 of 1196
Absstract of: US2025253488A1
The solid state battery of the present disclosure includes an electrode stack. The electrode stack includes a first current collector layer, a first electrode active material layer, a solid electrolyte layer, a second electrode active material layer, and a second current collector layer in this order. The electrode stack has a main body region and a tapered region formed at an end. An insulating member is disposed from at least a part of the inclined surface of one of the tapered regions through the end surface of the electrode stack and over at least a part of the other inclined surface. The length of the insulating member in the stacking direction of the electrode stack is smaller than the thickness of the main body region.
Absstract of: US2025253507A1
The present disclosure provides an electrode stack that is resistant to peeling of anchoring members disposed on side sections thereof, as well as a battery comprising the electrode stack. As exemplified in FIG. 1, in the electrode stack 10 of the disclosure, a positive electrode collector layer 11, a positive electrode active material layer 12, an electrolyte layer 13, a negative electrode active material layer 14 and a negative electrode collector layer 15 are stacked in that order. In the electrode stack 10 of the disclosure, anchoring members 20 comprising a curable resin are disposed on side sections thereof. Among the layers of the electrode stack 10 of the disclosure, the positive electrode collector layer 11 and/or negative electrode collector layer 12 each have recesses 10a on the sides where the anchoring members 20 are disposed, with parts of the anchoring members 20 intruding into the recesses 10a.
Absstract of: US2025253506A1
A battery and an electrical device are disclosed. The battery includes a plurality of battery cells. At least two of the battery cells are disposed opposite to each other. At least one electrode post of the two battery cells disposed opposite to each other is located on one side of each of two battery cells, where the one side of one battery cell is oriented toward the one side of the other battery cell. An insulation structure is disposed between the two battery cells disposed opposite to each other. At least a part of the insulation structure is located between the electrode posts of the two battery cells, the electrode posts being oriented toward each other.
Absstract of: US2025253505A1
A battery cell includes an electrode assembly in which a plurality of separators and a plurality of electrode plates including a plurality of electrode tabs are stacked in a first direction, a cell case accommodating the electrode assembly, a cap plate assembly covering an open end of the cell case and including an electrode terminal, and a current collector electrically connecting the plurality of electrode tabs and the electrode terminal. The plurality of electrode tabs include bent portions having a bend shape. The bent portions are arranged in a layered manner in the first direction. The current collector is welded to a plurality of the bent portions, while being disposed to face a second direction, intersecting the first direction.
Absstract of: US2025253383A1
A cylindrical battery cell, a battery, an electricity consuming device, a manufacturing method and a manufacturing system are provided. The cylindrical battery cell includes a shell, including an opening; and an electrode assembly, disposed in the shell, the electrode assembly including a separator and a tab, and along an axial direction of the electrode assembly, the tab being located at one end of the electrode assembly and extending toward the opening, the tab including a first portion and a second portion, the second portion surrounding a periphery of the first portion, and the separator wrapping the second portion to isolate the second portion from the shell, wherein along the axial direction, the first portion extends beyond the second portion and the separator, and the second portion does not extend beyond the separator. The battery cell of the present application solves a problem of short circuit in the battery cell.
Absstract of: US2025253393A1
A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer, and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.
Absstract of: US2025253390A1
A solid electrolyte according to one aspect of the present invention is a solid electrolyte containing lithium, phosphorus, sulfur, aluminum, nitrogen, bromine, and iodine as constituent elements and having a crystal structure, wherein the solid electrolyte satisfies conditions (a), (b), or (c) below when a molar ratio of the lithium to the phosphorus is represented by r1, a molar ratio of a sum of the bromine and the iodine to the phosphorus is represented by r2, and a molar ratio of a sum of the bromine and the iodine to the nitrogen is represented by r3.3.≤r1-r2≤3.6and1.5≤r3≤100(a)2.8≤r1-r2<3.and2.≤r3≤100(b)2.6≤r1-r2<2.8and2.5≤r3≤100(c)
Absstract of: US2025253389A1
Disclosed is a method of manufacturing a sulfide-based solid electrolyte using wet milling. The method includes preparing electrolyte precursor materials; adding the electrolyte precursor materials and milling balls to a container; adding a nonpolar solvent to the container; milling the electrolyte precursor materials with the milling balls to synthesize a solid electrolyte; and removing the nonpolar solvent by filtration from the solid electrolyte.
Absstract of: US2025253388A1
The present application relates to a low-voltage lithium battery, including a circuit assembly, a middle plastic frame, a wound battery core assembly, a metal housing and an insulating sheath, wherein the circuit assembly includes a PCB, an outer conductive cap and an inner conductive cap, a front surface of the PCB is provided with a positive copper ring and a negative copper ring, the positive copper ring is electrically connected with the outer conductive cap, the negative copper ring is electrically connected with the metal housing, a back surface of the PCB is provided with a high-voltage input copper ring, the high-voltage input copper ring is electrically connected with the inner conductive cap, a positive tab of the wound battery core assembly is electrically connected with the inner conductive cap, and a negative tab is electrically connected with the metal housing.
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: 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: 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: 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: US2025253406A1
This application discloses a nonaqueous electrolyte solution, a secondary battery containing the nonaqueous electrolyte solution, and an electrical device. The nonaqueous electrolyte solution includes: a compound A including a saturated five-membered ring or six-membered ring and at least one fluorine-containing substituent, where the ring contains 1 or 2 oxygen atoms as ring atoms, and a ring carbon atom connected to the oxygen atom in the ring is not directly replaced by fluorine; and a compound B including a saturated five-membered ring or six-membered ring that contains 1 or 2 oxygen atoms as ring atoms, where at least one ring carbon atom connected to the oxygen atom in the ring is directly replaced by at least one fluorine atom.
Absstract of: US2025253354A1
An apparatus for manufacturing an electrode according to an embodiment of the present disclosure includes: a supply portion supplying an electrode plate to which an electrode active material is applied; at least one thickness measuring portion measuring a thickness of the electrode plate; and at least one thickness reinforcing portion adding at least one reinforcing material to the electrode plate. An electrode assembly according to an embodiment of the present disclosure includes: a positive electrode plate to which a positive active material is applied, a negative electrode plate to which a negative active material is applied, and at least one of the positive electrode plate and the negative electrode plate includes at least one reinforcing material in at least a partial region thereof.
Absstract of: US2025253399A1
An electrolyte for a sodium secondary battery, the sodium secondary battery, and an electric device. The electrolyte for the sodium secondary battery includes a diluent, where the diluent includes an alkyl alkoxy silane compound. The sodium secondary battery includes the electrolyte described above. The electric device includes the sodium secondary battery described above.
Absstract of: US2025253349A1
A lithium-supplementing material, a preparation method therefor, and application thereof are provided. The lithium-supplementing material is applied to a cathode plate and a cell. A chemical formula of the lithium-supplementing material is Lix-naAaMyOz, where A is selected from other metal elements except lithium (Li), M is selected from at least one transition metal element, and 1
Absstract of: US2025253398A1
A battery and an electricity-consumption device are provided. The battery includes a negative electrode, a separator, a positive electrode, and an electrolyte. The electrolyte includes a lithium salt and a first additive. A mass fraction w1 of the first additive in the electrolyte satisfies 0.01%≤w1≤2%.
Absstract of: US2025253400A1
An electrolyte solution, a battery containing the same, and a power consuming apparatus. The electrolyte solution includes: a first additive, where the first additive includes at least one of compounds represented by formula (I) and formula (II); and a second additive, where the second additive includes at least one of SO2 and CO2.
Nº publicación: US2025252875A1 07/08/2025
Applicant:
TOPOLO TECH INC [US]
Topolo Technology Inc
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.
BOPI
Electronic site
