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SECONDARY BATTERY AND ELECTRIC DEVICE

Resumen de: WO2025246107A1

The present application provides a secondary battery and an electric device. The second battery comprises a positive electrode sheet. The positive electrode sheet comprises a positive electrode current collector and a positive electrode film layer arranged on the surface of the positive electrode current collector. The positive electrode film layer comprises a positive electrode active material. The positive electrode active material comprises a lithium iron phosphate material doped with element M and element Q, wherein M comprises one or more of Mn, Ni, Co, Cr, Cu, Bi, and Sb, and Q comprises one or more of F, N, and Cl.

ELECTROCHEMICAL APPARATUS AND ELECTRIC DEVICE

Resumen de: WO2025245711A1

An electrochemical apparatus and an electric device. The electrochemical apparatus comprises a housing, an electrode assembly, a first adhesive member, and a second adhesive member, wherein a first side wall of the housing comprises an internal first face and an external second face arranged opposite each other in a first direction; the electrode assembly is arranged in the housing, and the electrode assembly comprises a first side face; and the first adhesive member comprises a first side part and a second side part opposite each other, the first side part comprises a first adhesive area adhered to the first face, and the second side part comprises a second adhesive area, a first non-adhesive area and a third adhesive area arranged in sequence in a second direction, the second adhesive area and the third adhesive area being adhered to the first side face. In the first direction, the projection of the first non-adhesive area overlaps with the projection of the first adhesive area, and the second face is adhered to an external structure by means of the second adhesive member, thereby facilitating a suppression of the impact on the corner positions of a housing, and also facilitating a reduction in the risk of damage to electrode sheets of an electrode assembly.

METHOD FOR MANUFACTURING LGPS-TYPE SOLID ELECTROLYTE

Resumen de: TW202504142A

An embodiment provides a method for manufacturing a LGPS-type solid electrolyte, the method comprising: bringing a first solution, in which a first compound comprising counterions that are ions or ammonium ions of monovalent or a divalent metal atoms M1 that have a larger ionic radius than Li atoms is dissolved in a solvent, into contact with a cation exchange resin that comprises Li ions, to exchange the M1 ions or the ammonium ions contained in the first compound with Li ions, whereby a second solution in which a Li-containing compound is dissolved in the solvent is obtained; removing the solvent from the second solution to obtain a Li-containing crystal; mixing the Li-containing crystal with a Li3 PS4 crystal to obtain a precursor; and heat-treating the precursor, wherein the first compound comprises the M1 ions or the ammonium ions and an anion containing an S element and a Sn element.

PRODUCTION OF LITHIUM CHEMICALS AND METALLIC LITHIUM

Resumen de: AU2025267417A1

22183417_1 (GHMatters) P106833.AU.4 A process and system are disclosed for producing lithium oxide from lithium nitrate. In the process and system, the lithium nitrate is thermally decomposed in a manner such that a fraction of the lithium nitrate forms lithium oxide, and such that a remaining fraction of 5 the lithium nitrate does not decompose to lithium oxide. The thermal decomposition may be terminated after a determined time period to ensure that there is a remaining fraction of lithium nitrate and to thereby produce a lithium oxide in lithium nitrate product. The lithium oxide in lithium nitrate product may have one or more transition-metal oxides, hydroxides, carbonates or nitrates added thereto to form a battery electrode. The lithium 10 oxide in lithium nitrate product may alternatively be subjected to carbothermal reduction to produce lithium metal. ov

CARD READING DEVICE AND TABLETOP GAME SYSTEM

Resumen de: AU2025267452A1

Abstract A tabletop game system comprises a card reading device (2), a wireless output part, and a main computer apparatus (3). The card reading device (2) comprises a card shoe part, a card reading part, a control part, a display part, and a main battery. The wireless output part wirelessly transmits the card information successively read by the card reading part and/or information on the game outcome determined by the control part to the main computer apparatus (3). The main computer apparatus (3) comprises an acceptance section (6) that selectively accepts the card information and/or the game outcome information transmitted from the card reading device (2). Abstract ov b s t r a c t o v

BATTERY, BATTERY MODULE, AND BATTERY PACK

Resumen de: WO2025247265A1

The present application relates to the technical field of batteries, and discloses a battery, a battery module, and a battery pack. The battery comprises a housing and an electrode assembly. In a blade battery of the structure, the length of the housing and the length of a negative electrode sheet satisfy (I), so that two ends of the electrode assembly maintain appropriate distances from cover plate assemblies after the electrode assembly is inserted into the housing, ensuring that tabs on the two sides of the electrode assembly can be normally bent; and the gaps between end portions of the electrode assembly and the corresponding cover plate assemblies are moderate to prevent the tabs from tearing after vibration testing. In the height direction, gaps between upper and lower ends of the electrode assembly and the inner wall of the housing are moderate to prevent interference between the electrode assembly and the housing during insertion and prevent friction of the inner wall of the housing from damaging an inner insulating film and separator outside the electrode assembly, which may cause a risk of short circuit in the electrode assembly. In addition, the gaps between the upper and lower ends of the electrode assembly and the inner wall of the housing are moderate to prevent the tabs from tearing during vibration testing.

BATTERY, BATTERY MODULE AND BATTERY PACK

Resumen de: WO2025247263A1

The present application relates to the technical field of batteries. Disclosed are a battery, a battery module and a battery pack. The battery comprises a case and an electrode assembly. The height H1 between an inner wall face of a bottom wall of the case of the battery and a top face of the case and the height H2 of a negative electrode sheet satisfy formula (I), and the length L1 between inner wall faces of two side walls in the direction of length of the case and the length L2 of the negative electrode sheet satisfy formula (II), such that the negative electrode sheet maintains an appropriate distance from a cover plate assembly at the top or bottom of the case in the direction of height thereof, so that the negative electrode sheet is prevented from puncturing a separator, thereby preventing damage to the negative electrode sheet and the separator, and thus preventing a short circuit in the electrode assembly, and the negative electrode sheet can be prevented from being undersize, thereby enabling the electrode assembly to be stably held in the case, and thus preventing the electrode assembly from shaking. After vibration testing is performed on the battery, tabs remain free from damage or tearing, thereby ensuring that the battery can pass the vibration testing, and thus improving the safety performance of batteries.

POSITIVE ELECTRODE MATERIAL AND POSITIVE ELECTRODE PRE-LITHIATED BATTERY COMPRISING SAME

Resumen de: WO2025247387A1

Provided in the present disclosure is a positive electrode material, containing a positive electrode active material, a conductive agent and a binder, the positive electrode active material consisting of a positive electrode main material and a lithium supplementing agent, the positive electrode main material being selected from at least one of lithium iron phosphate and lithium manganese iron phosphate, and the lithium supplementing agent being selected from at least one of lithium manganate and a lithium-rich manganese-based material. On the basis of the total weight of the positive electrode active material, the mixing weight ratio of the positive electrode main material to the lithium supplementing agent is: 70:30≤positive electrode main material: lithium supplementing agent≤99.9:0.1. A positive electrode coating is formed by means of a double-layer synchronous coating process, the content of the lithium supplementing agent in the surface layer being a wt %, the content thereof in the bottom layer being b wt %, and the total content of the lithium supplementing agent in the positive electrode active material being within the range of 0.1-30%. Correspondingly, further disclosed in the present disclosure is a positive electrode pre-lithiated battery comprising the positive electrode material. The pre-lithiation technology for positive electrode materials of lithium-ion batteries provided by the present disclosure significantly improves the usable cycle capacity, rate ca

GLUING APPARATUS AND GLUING METHOD

Resumen de: WO2025246100A1

A gluing apparatus, comprising a battery conveying mechanism (1), a positioning mechanism (2), and a pickup and bonding mechanism (3). The battery conveying mechanism has a battery conveying path extending along a first direction, and the battery conveying path has a gluing position. The battery conveying mechanism is made to carry a battery cell (100) from one side in a second direction intersecting the first direction, and convey the battery cell along the battery conveying path. At least one of two opposite surfaces of the battery cell being conveyed on the battery conveying path is a surface (101) to be glued, the two opposite surfaces being along a third direction, and the third direction intersecting with both the first direction and the second direction. The positioning mechanism is made to be capable of positioning the battery cell to be conveyed to the gluing position at the gluing position. The pickup and bonding mechanism is made to be capable of picking up a sheet of adhesive (200) and bonding the sheet of adhesive to the surface of the battery cell to be glued. The gluing apparatus has a simple structure, and can improve the positional accuracy when stopping the battery cell, thereby improving gluing accuracy. Further comprised is a gluing method using the gluing apparatus.

SECONDARY BATTERY AND ELECTRIC DEVICE

Resumen de: WO2025246071A1

A secondary battery and an electric device. The secondary battery comprises a negative electrode sheet and a positive electrode sheet. The negative electrode sheet comprises a negative electrode film layer, which comprises artificial graphite having a graphitization degree of greater than 93%. The positive electrode sheet comprises a positive electrode film layer, which comprises a positive electrode active material having a single-crystal-particle morphology. On the basis of the total number of moles of nickel, cobalt and manganese in the chemical formula of the positive electrode active material being 1, the number of moles of nickel in the chemical formula of the positive electrode active material is a, a being 0.6 to 1. The areal density of the negative electrode film layer is σ1, and the areal density of the positive electrode film layer is σ2, where σ1/σ2 is 0.35 to 0.75. The secondary battery has a low expansion force, good cycling performance and high energy density.

SECONDARY BATTERY AND ELECTRONIC DEVICE

Resumen de: WO2025246523A1

The present application relates to a secondary battery and an electronic device. Specifically, the present application provides a secondary battery, which comprises a positive electrode, a negative electrode and an electrolyte, wherein the positive electrode comprises an insulating layer and a positive electrode active material layer, which are arranged on a current collector; the insulating layer comprises an inorganic additive; and the electrolyte does not contain a fluorine chain carboxylic ester, ethylene sulfate and lithium difluorophosphate. The secondary battery can not only improve the lithium-ion acceptability at low temperatures, but can also inhibit the increase of low-temperature direct-current resistance and improve low-temperature output characteristics.

A RECHARGEABLE BATTERY PACK

Resumen de: AU2024303816A1

A rechargeable battery pack comprising: a battery housing, at least two battery modules, each comprising a plurality of battery cells, the battery modules being located inside the housing, at least one closed loop channel within the housing that extends along a vertical direction from a region at or adjacent an upper end of the battery pack to a region at or adjacent to a lower end of the battery pack, the closed loop channel being partially filled with a phase change material which at a first temperature has a liquid form and lies towards the bottom of the channel and at a second higher temperature has a gaseous form and rises towards the top of the channel, a heat sink located above the battery modules and in contact with an upper portion of the closed loop channel.

Battery Cell Container And Interface Assembly For Same

Resumen de: AU2025203416A1

A battery pack receiver assembly for detachably securing a battery pack to a helmet mounted device comprises a frame comprising a first battery pack engaging feature for engaging the battery pack. An interface plate comprises a second battery pack engaging feature. The frame is slidably coupled to the interface plate and movable between battery pack retaining and releasing positions. A biasing member is configured to bias the frame toward the battery pack retaining position. The frame is manually movable to the battery pack releasing position by a user grasping the battery pack. The second battery pack engaging feature is configured to positively retain the battery pack when the frame is in the battery pack retaining position and disengage with the battery pack when the frame is in the battery pack releasing position. Preferably, the apparatus is configured to permit one-handed battery pack replacement without removing the device from the helmet. A battery pack receiver assembly for detachably securing a battery pack to a helmet mounted device comprises a frame comprising a first battery pack engaging feature for engaging the battery pack. An interface plate comprises a second battery pack engaging feature. The frame is slidably coupled to the interface plate and movable between battery pack retaining and releasing positions. A biasing member is configured to bias the frame toward the battery pack retaining position. The frame is manually movable to the battery pack releasing

BATTERY MANAGEMENT SYSTEM AND ELECTRONIC DEVICE

Resumen de: AU2024287139A1

The present disclosure discloses a battery management system and an electronic device. The battery management system includes a master control module, a plurality of selection modules, and N slave control modules. The N slave control modules are coupled in sequence. The slave control module includes an input unit, an output unit and a communication unit. The input unit of the first slave control module is coupled to the master control module, the input unit of the mth slave control module is coupled to the output unit of the (m-1)th slave control module and the master control module through one of the selection modules. The communication units of the N slave control modules are respectively coupled to the master control module. The present disclosure discloses a battery management system and an electronic device. The battery management system includes a master control module, a plurality of selection modules, and N slave control modules. The N slave control modules are coupled in sequence. The slave control module includes an input unit, an output unit and a communication unit. The input unit of the first slave control module is coupled to the master control module, the input unit of the mth slave control module is coupled to the output unit of the (m-1)th slave control module and the master control module through one of the selection modules. The communication units of the N slave control modules are respectively coupled to the master control module. ec e c Electronic device

VACUUM CLEANER

Resumen de: AU2024282384A1

The present invention relates to a vacuum cleaner comprising a battery, wherein the battery includes: protruding parts protruding from a battery body to one side thereof; and buttons each disposed on the protruding part so as to selectively fix the battery body to a battery accommodation part, and thus the battery can be formed such that operation of the buttons for separating a handle is simple and the buttons are compact without protruding to the outside.

BATTERY CASE, BATTERY, ENERGY STORAGE DEVICE, AND ELECTRIC DEVICE

Resumen de: WO2025247367A1

An electric device. The electric device comprises an energy storage device, wherein the energy storage device comprises a battery, and the battery comprises a battery case. An accommodating cavity is formed in the battery case; the battery case comprises a uniform thickness area and a reinforced thickness area; the reinforced thickness area is connected to the uniform thickness area; the thickness of the reinforced thickness area is greater than that of the uniform thickness area; a chip fixing hole for fixing a chip is formed in the reinforced thickness area; the chip fixing hole is communicated with the accommodating cavity; and the chip is used for collecting a signal in the accommodating cavity.

BATTERY PACK FILLING ASSEMBLY, BATTERY PACK, AND ELECTRIC DEVICE

Resumen de: WO2025247174A1

An electric device, comprising a battery pack. The battery pack comprises a battery pack filling assembly. The battery pack filling assembly is suitable for filling between a battery cell group of the battery pack and a beam of a tray. The battery pack filling assembly comprises a support and a partition plate that are suitable for being sequentially arranged in a direction from the battery cell group to the beam of the tray. The partition plate is suitable for defining, together with the beam of the tray, an adhesive injection space suitable for accommodating an adhesive. The support has a first side and a second side opposite to each other. The first side is suitable for abutting against the battery cell group, and the second side abuts against the partition plate. An adhesive injection hole is formed on the support, an adhesive inlet is formed on the partition plate, and the adhesive injection hole is communicated with the adhesive injection space through the adhesive inlet.

BATTERY PACK AND ELECTRIC DEVICE COMPRISING SAME

Resumen de: WO2025247270A1

A battery pack (1000) and an electric device (2000) comprising same. The battery pack comprises a case (100), a power distribution structure (200), and a battery assembly (300). The case forms an accommodating cavity (110) and is provided with a plurality of connectors (120) spaced apart in a first direction; the power distribution structure and the battery assembly are arranged in the accommodating cavity, and both the connectors and the power distribution structure are located on one side of the battery assembly in a second direction; the battery assembly is electrically connected to the power distribution structure; and the power distribution structure is electrically connected to the connectors by means of electrical connection ends (210).

BATTERY RECYCLING SYSTEM AND BATTERY RECYCLING METHOD

Resumen de: WO2025247232A1

Provided are a battery recycling system and a battery recycling method. The battery recycling system comprises: a first crushing apparatus (10), at least part of the first crushing apparatus (10) being used for crushing electrode sheets; a second crushing apparatus (20), a pyrolysis apparatus (30) and a sorting apparatus (40), the second crushing apparatus (20) being used for crushing battery cells, the pyrolysis apparatus (30) being communicated with a discharge port of the second crushing apparatus (20), the sorting apparatus (40) being communicated with the pyrolysis apparatus (30) and being used for sorting materials obtained by performing pyrolysis by means of the pyrolysis apparatus (30), the sorting apparatus (40) being provided with a first sorting outlet and a second sorting outlet which are spaced apart, and the first sorting outlet being located at the bottom of the second sorting outlet; and a powder removal apparatus, the powder removal apparatus being selectively communicated with the second sorting outlet and/or the first crushing apparatus (10), and the powder removal apparatus being used for performing powder removal processing.

HORIZONTAL PULLING MECHANISM, LITHIUM BATTERY NEGATIVE ELECTRODE MATERIAL PRODUCTION LINE, AND METHOD

Resumen de: WO2025246551A1

The present invention provides a horizontal pulling mechanism, a lithium battery negative electrode material production line, and a method. The horizontal pulling mechanism comprises a first base and a telescoping member mounted on the first base and capable of extending and retracting in the length direction X of the first base. A telescoping frame is connected to a power output end of the telescoping member. A hook is hinged within the telescoping frame. A forward-moving surface and a horizontal pulling surface are provided at the front and rear of the hook, respectively, and the horizontal pulling surface is disposed on the side close to the telescoping member. When the telescoping member drives the telescoping frame to be displaced, the forward-moving surface on the hook has a force applied thereto, causing the hook to rotate and form an unlocked state, or the horizontal pulling surface on the hook is has a force applied thereto, causing the hook to rotate in the opposite direction and form a hooked state. According to the present invention, the structural design of the hook is optimized, enabling the hook to achieve hooking or unlocking during displacement along with the action of the telescoping member, thereby achieving stable and reliable horizontal pulling.

LITHIUM-RICH MANGANESE-BASED POSITIVE ELECTRODE MATERIAL HAVING LITHIUM CONCENTRATION GRADIENT, AND PREPARATION METHOD THEREFOR AND USE THEREOF

Resumen de: WO2025246046A1

The present application provides a lithium-rich manganese-based positive electrode material having a lithium concentration gradient, and a preparation method therefor and a use thereof. The preparation method comprises the following steps: uniformly mixing a lithium-rich manganese-based positive electrode material with a modifier, and calcining the resulting mixture in an inert atmosphere to obtain a coated modified positive electrode material; and carrying out pure water ultrasonic treatment on the obtained coated modified positive electrode material and drying the treated material to obtain the lithium-rich manganese-based positive electrode material having a lithium concentration gradient, wherein the modifier can react with Li to generate a lithium salt readily soluble in water. The preparation method of the present application realizes lithium concentration distribution by means of water immersion and has the advantages of environmental optimization, low costs, and easy scale-up. A lithium concentration gradient layer can inhibit the transition of a layered structure to a spinel structure, and thus, the thermal stability of the structure is significantly improved and high-rate performance, inhibited voltage attenuation, and excellent long-term stability are achieved.

LIQUID COOLING PLATE, BATTERY MODULE AND BATTERY PACK

Resumen de: WO2025246048A1

Provided in the present application are a liquid cooling plate, a battery module and a battery pack. A second plate member of the liquid cooling plate is provided with a first plate surface and a second plate surface, wherein the first plate surface and the second plate surface fit to a battery group; a first channel is formed between the first plate surface and the second plate surface by means of enclosure, and is filled with an elastic material; and the elastic material divides the first channel into a plurality of first sub-channels, and the elastic material is configured to absorb the expansion force of the battery group and apply a reaction force to the battery group.

BATTERY AND CLEANER INCLUDING SAME

Resumen de: AU2024279044A1

The present invention relates to a cleaner including a battery, and relates to a battery and a cleaner including same, the battery comprising: a protrusion protruding from a battery body to one side; and a button which is disposed at the protrusion and which selectively fixes the battery body to a battery accommodation part, wherein the button can be readily operated to release a handle, and can be compactly formed without protruding outward.

SPRING ROLL SKIN FORMATION MODULE AND SPRING ROLL MANUFACTURING APPARATUS COMPRISING SAME

Resumen de: AU2024268313A1

The present invention provides a skin formation module comprising: a drum that is rotatably installed; a heating unit for supplying heat to the drum; and a batter spray unit for spraying batter onto the outer circumferential surface of the drum.

Water ingress detection circuit and water ingress detection method

Nº publicación: AU2024219799A1 04/12/2025

Solicitante:

SHANGHAI BAICHENG ELECTRIC EQUIPMENT MANUFACTURE CO LTD
Shanghai Baicheng Electric Equipment Manufacture Co., Ltd

Resumen de: AU2024219799A1

Provided are a water ingress detection circuit and a water ingress detection method. The water ingress detection circuit includes a waterproof detection terminal, a waterproof detection module, a switch module, a wake-up module and a main control module. The switch module is connected between the waterproof detection terminal and the waterproof detection module; the waterproof detection module and the switch module are further connected to the main control module. The battery pack includes a first electrode and a second electrode, the wake-up module is connected to the first electrode or the second electrode of the battery pack, and the wake-up module is connected to the main control module. According to the technical solutions provided in embodiments of the present invention, the main control module controls an output circuit of the battery pack to be disconnected according to a second water ingress signal, so the current path between the first electrode and the second electrode of the battery pack is disconnected, which can avoid electrolytic corrosion of the first electrode and the second electrode of the battery pack. Provided are a water ingress detection circuit and a water ingress detection method. The water ingress detection circuit includes a waterproof detection terminal, a waterproof detection module, a switch module, a wake-up module and a main control module. The switch module is connected between the waterproof detection terminal and the waterproof detection mod