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1267
results.
Updated on
05/04/2026 [07:39:00]
Results 1075 to 1100 of 1267
Absstract of: EP4715248A1
A coolant manifold (100) connectable to a cooling system (102) of an electrical energy storage pack (104), the coolant manifold comprising: a coolant channel (110) comprising a main channel (112) and a set of distribution channels (114) fluidly connected with the main channel (112) and configured to be fluidly connected with the cooling system (102), a container (116) configured to hold the coolant channel, the container comprising a base (118) configured to hold the main channel (112), and a set of extensions (120) from the base (118) configured to hold the distribution channels (114) of the coolant channel (110), the extensions each having an end opening (122) opposite from the base; a lid (126) configured to cover an opening (124) of at least the base (118) of the container (116); a set of end caps (130) configured to seal the end openings (122) of the extensions (120) of the container (116), and to partly overlap with the lid, and a sealant that at least partly fills a space inside the container (116).
Absstract of: TW202502717A
A heat transfer fluid includes bis(2-ethylhexyl) adipate and may also include one or more ultraviolet and sunlight stable, electrically non-conductive solvent colorants or one or more water insoluble colorants.
Absstract of: CN121127991A
The invention relates to a battery (1) for storing electrical energy, comprising: at least one stack (7) of cells (6); and a case comprising a base (3) to which the stack (7) of cells (1) is attached, and an outer shell covering the base (3). The battery (1) comprises at least two compressed plates (8) arranged on both sides of the stack (7); means (10) for attaching the plates (8) to the base (3); and at least one tie rod (12) capable of pressing the compression plates against the cells of the stack (7). The base (3) comprises means (13) for thermal management of the cells (6).
Absstract of: EP4715995A1
The present disclosure relates to a separator for an electrochemical device and an electrochemical device including the same, and more particularly, to a separator for an electrochemical device including a plate-shaped silicate-based composition in a coating layer, thereby capable of improving dispersibility of a slurry for the coating layer and improving uniformity of the coating layer, and an electrochemical device including the same.
Absstract of: EP4715245A1
This application provides a multi-way valve, a heat management apparatus, an energy storage device, and a vehicle, and relates to the field of energy technologies, to resolve an existing problem such as a complex multi-way valve structure. The multi-way valve may include a housing, at least two valve cores, a transmission assembly, and a driver assembly. There is a cavity inside the housing. The at least two valve cores are rotatably disposed in the cavity and sequentially disposed in an axial direction. The transmission assembly is connected to the at least two valve cores. The driver assembly is disposed at a first end of the housing and is connected to the transmission assembly. The driver assembly is configured to drive, by using the transmission assembly, each valve core to rotate. The plurality of valve cores are sequentially disposed in the axial direction, and no radial size of the multi-way valve is additionally increased, to help implement a miniaturization design of the multi-way valve. The driver assembly may drive, by using the transmission assembly, each valve core to rotate, so that mutual interference between different valve cores can be avoided. When a connection state or a disconnection state between different interfaces needs to be switched, flexibility and reliability are good.
Absstract of: EP4715892A1
The present application relates to the field of quality tracing technology and discloses a quality tracing system and method for lithium electrode sheets. The system includes: an electrode sheet segmentation unit, a coating unit, an electrode sheet measurement unit and a control unit, wherein the electrode sheet segmentation unit is configured to perform physical segmentation on lithium electrode sheets to be processed; the coating unit is configured to identify and coat the lithium electrode sheets which have been subjected to the physical segmentation; the electrode sheet measurement unit is configured to measure the coated lithium electrode sheet; and the control unit is configured to control the electrode sheet segmentation unit, the coating unit and the electrode sheet measurement unit to operate, collect data generated during a physical segmentation process, a coating process and a measurement process of the electrode sheets and store the data, and perform quality tracing on the lithium electrode sheets according to the stored data. In the present application, good products and defective products of lithium electrode sheets can be accurately distinguished, thereby avoiding the phenomenon in which the defective products of the lithium electrode sheets flow to subsequent procedures and the good products are overly filtered out and scrapped, and making the statistics on the yield of the lithium electrode sheets more accurate, and the quality tracing of the lithium electrod
Absstract of: EP4715935A1
The present application provides a non-aqueous electrolyte solution, a secondary battery, and an electric device. The non-aqueous electrolyte solution comprises additives, wherein the additives comprise a first additive and a second additive, the first additive is any one or more cyclic sulfate compounds having a structure represented by general formula (I), and the second additive comprises one or more of lithium monofluorophosphate, lithium difluorophosphate, lithium tetrafluoroborate, a compound represented by general formula (III), and fluorosulfonates.
Absstract of: EP4715991A1
The present application provides a battery cell, a battery, and an electric device. The battery cell includes a housing, a pressure relief mechanism, and a protective member. The housing includes a wall portion. The pressure relief mechanism is provided at the wall portion, and can be actuated to release gas within the housing in a case where an internal pressure or temperature of the battery cell reaches a threshold value. The protective member has a melting point greater than or equal to 300°C, and the protective member covers at least part of the pressure relief mechanism in a thickness direction of the wall portion.
Absstract of: EP4714560A1
Provided are a coating die head and a coating apparatus for an electrode sheet. The coating die head is provided with a feed inlet (111), a first flow equalizing cavity (11210), flow channels (11220), and a plurality of coating ports (1410); the first flow equalizing cavity (11210) extends in a first direction and is communicated with the feed inlet (111); the plurality of coating ports (1410) are arranged at intervals in the first direction; and the flow channels (11220) are configured to communicate the first flow equalizing cavity (11210) with the plurality of coating ports (1410). In the direction of the coating ports (1410) moving away from the feed inlet (111), the minimum lengths of the flow channels (11220) between the coating ports (1410) among the plurality of coating ports (1410) and the first flow equalizing cavity (11210) show a decreasing trend.
Absstract of: EP4715934A1
The present application provides a non-aqueous electrolyte solution, a secondary battery and an electrical apparatus. The non-aqueous electrolyte solution includes additives, the additives include a first additive and a second additive, in which, the first additive is any one or more cyclic sulfate compounds having a structure shown in a general formula (I), and the second additive is any one or more cyclic carbonate compounds having a structure shown in a general formula (III) or general formula (IV),
Absstract of: EP4715933A1
The present application provides an electrolyte solution, a battery cell and a preparation method therefor, a battery, and an electrical apparatus. The electrolyte solution includes a non-aqueous solvent and an electrolyte salt, where the non-aqueous solvent includes ethylene carbonate (EC), and a weight content of the EC in the non-aqueous solvent is denoted by x, based on a total weight of the non-aqueous solvent; the electrolyte salt includes a first electrolyte salt represented by formula (1) and a second electrolyte salt represented by formula (2), and a weight content of the first electrolyte salt in the electrolyte solution is denoted by y, and a weight content of the second electrolyte salt is denoted by z, based on a total weight of the electrolyte solution; R1 and R2 each independently include a fluorine atom or a C1-C6 fluoroalkyl group, R3 includes a fluorine atom or a C1-C6 fluoroalkyl group, and M1 and M2 each independently include one or more of Li, Na, and K; where 5%≤x≤25%, 0.75≤x/y≤5, and 120≤x/z≤3000.
Absstract of: EP4715896A1
The present application provides a battery cell, a battery comprising same, and an electrical apparatus. The battery cell comprises a positive electrode plate and an electrolyte solution. The positive electrode plate comprises a positive electrode active material. The positive electrode active material comprises an inner core and a coating layer coating the inner core. The inner core comprises Li<sub>x</sub>(Ni<sub>a</sub>Co<sub>b</sub>Mn<sub>c</sub>)<sub>d</sub>M<sub>e</sub>O<sub>f</sub>A<sub>y</sub>, where x, a, b, c, d., e, f, and y are respectively as described in the specification of the present application, M includes one or more of Zr, Sr, B, Ti, Mg, Sn, Tb, W, Nb, Sb, or Al, and A includes one or more of S, N, F, Cl, Br, or I. The coating layer comprises element Y, and the element Y includes one or more of Co, Zr, Sr, B, Ti, Mg, Sn, Tb, W, Nb, Sb, or Al. The electrolyte solution comprises a first additive, and the first additive includes an organic substance comprising a Si-N bond and a Si-O bond.
Absstract of: EP4715985A1
Provided are a battery pack explosion-proof structure, a battery pack, and an electric vehicle. The battery pack explosion-proof structure includes a bottom cover plate (10) and an explosion-proof valve (20). The bottom cover plate (10) includes a cover plate body (11) and an exhaust pipe (12) that are integrally formed. The exhaust pipe (12) is disposed on a side of the cover plate body (11) and extends in a direction away from the cover plate body (11). The gas inlet (121) of the exhaust pipe (12) is opened in the cover plate body (11). The explosion-proof valve (20) is connected to a side of the cover plate body (11) away from the exhaust pipe (12). A valve port (21211) of the explosion-proof valve (20) is directly opposite to the gas inlet (121) or is connected into the exhaust pipe (12).
Absstract of: EP4714559A1
Provided are a coating die head and a coating device for an electrode sheet. The coating die head is provided with a feeding port (111), a first flow equalizing cavity (11210), flow channels (11220), and a plurality of coating ports (1410); the first flow equalizing cavity (11210) extends in a first direction and is communicated with the feeding port (111); the plurality of coating ports (1410) are arranged at intervals in the first direction; and the flow channels (11220) are configured to communicate the first flow equalizing cavity (11210) with the plurality of coating ports (1410). Since the minimum cross-sectional areas of the flow channel (11220) between the plurality of coating ports (1410) and the first flow equalizing cavity (11210) are sequentially increased in the direction from the coating ports (1410) close to the feeding port (111) to the coating ports (1410) distant from the feeding port (111), the pressure lost by the slurry flowing to the coating ports (1410) distant from the feeding port (111) during the flow process is lower than the pressure lost by the slurry flowing to the coating ports (1410) close to the feeding port (111), thereby improving the uniformity of slurry coating in the coating process.
Absstract of: EP4715938A1
Embodiments of the present invention provide a non-aqueous electrolyte and a lithium secondary battery including the same. The non-aqueous electrolyte includes a non-aqueous organic solvent, a lithium salt, and an additive including a sulfonyl compound containing a sulfonyl group and two phosphorus atoms within one molecule.
Absstract of: CN121194933A
The double-wall battery charging cabinet may include: an outer cabinet wall; an inner cabinet wall spaced apart from the outer cabinet wall to form a thermally insulated air gap between the inner cabinet wall and the outer cabinet wall, the inner cabinet wall defining an interior volume; and an air convection port disposed through the outer cabinet wall and the inner cabinet wall. The cabinet may also include: a flame arrester disposed inside or near the air convection port; a damper located near the air convection port; a fuse link for holding the damper in the open position, the fuse link having a predetermined melting point at which the damper is released to slide horizontally from the open position to the closed position; and a power outlet disposed within the interior volume.
Absstract of: EP4715997A1
The present disclosure relates to a battery module and an assembly method therefor, the battery module comprising: a plurality of battery cells stacked in one direction; a busbar electrically connected to the plurality of battery cells stacked in the one direction; a sensing unit electrically connected to the busbar in order to detect the voltage of the plurality of battery cells; and a sensing terminal unit provided between the sensing unit and the busbar so as to electrically connect the busbar and the sensing unit. The sensing terminal unit comprises: a coupling unit positioned so as to face at least a portion of the busbar; and a plurality of welding regions for coupling the coupling unit and the sensing terminal unit when the sensing terminal unit and the busbar are welded.
Absstract of: EP4715890A1
An electrode for a lithium metal battery according to embodiments of the present disclosure includes a lithium metal storage layer including silicon oxide particles. The silicon oxide particles have a porous structure, and the molar ratio of oxygen to silicon in the silicon oxide particles is 1.5 or more and less than 2.0. A lithium metal battery according to embodiments of the present disclosure includes the electrode for a lithium metal battery according to the above-described embodiments.
Absstract of: EP4715969A1
The present invention is provided with: an electrode body that includes a current collector; an exterior film that wraps the electrode body; a lid body that is formed from a metal material and seals the electrode body together with the exterior film; and a conductive member that is connected to the lid body and the current collector. The conductive member is disposed between the lid body and the electrode body.
Absstract of: EP4715975A1
This lid body is used for the exterior body of a power storage device and comprises: a lid main body configured including a metal material; and a covering body configured including a resin material and covering a part of the lid main body. The lid main body has a covered part covered by the covering body. The covered part has at least one of a through hole, a recessed part recessed to the side opposite to the covering body, or a protruding part protruding toward the covering body.
Absstract of: EP4715904A1
A coated active material 10 according to the present disclosure includes: a positive electrode active material; a halogen-containing layer 12 coating at least a portion of a surface of a particle 11 of the positive electrode active material; and a phosphorus-containing layer 13 coating at least a portion of the surface of the halogen-containing layer 12. The halogen-containing layer 12 is positioned between the surface of the particle 11 and the phosphorus-containing layer 13. The halogen-containing layer 12 includes a halide and is in contact with the surface of the particle 11. The phosphorus-containing layer 13 includes a phosphate compound.
Absstract of: EP4715996A1
The present disclosure provides an electrode assembly and a method for manufacturing the same, the electrode assembly having an adhesive portion in a predetermined region of an interface between a separator and an electrode, thereby improving a phenomenon of separation between the separator and the electrode and a phenomenon of short circuit between the electrodes. The electrode assembly of the present disclosure comprises an electrode, a separator, and a counter electrode, wherein the electrode and the counter electrode each include a tab extending from a current collector, and at least one surface of an interface between the separator and at least one of the electrode and the counter electrode includes an adhesive portion formed in at least one end region in a direction in which the tab of the electrode is located.
Absstract of: EP4715943A1
This application provides an electrode assembly, a battery cell, a battery, and an electric device. The electrode assembly includes a negative electrode plate, a positive electrode plate, and a separator, where the negative electrode plate includes a negative electrode film layer, the negative electrode film layer including a fluorinated polymer; and the positive electrode plate includes a positive electrode film layer, the positive electrode film layer including a nitrile-based polymer material. Using this electrode assembly can significantly improve the cycle performance of batteries.
Absstract of: EP4715937A1
The present application discloses an electrolyte solution, a battery and an electrical device. The electrolyte solution includes a first additive, a second additive and a third additive. The first additive includes a sulfate ester compound. The second additive includes:, where Z<sub>1</sub>-Z<sub>4</sub> each independently include an oxygen atom or a sulfur atom. The third additive includes at least one of fluorosulfonate, tetrafluoroborate, difluorophosphate, difluoro(oxalato)borate, bis(oxalato)borate and difluorobis(oxalato)phosphate. Based on the total mass of the electrolyte solution, content W<sub>1</sub> of the first additive, content W<sub>2</sub> of the second additive and content W<sub>3</sub> of the third additive satisfy W<sub>1</sub>:W<sub>2</sub>:W<sub>3</sub>=1:(0.1-1.5):(0.02-2.5).
Nº publicación: EP4714368A1 25/03/2026
Applicant:
EZISURG MEDICAL CO LTD [CN]
Ezisurg Medical Co., Ltd
Absstract of: EP4714368A1
The present application relates to a surgical instrument and an assembling method therefor. A power source discharging mechanism includes a circuit board and a sliding member. The circuit board includes a discharging circuit, a conductive sheet, and a conductive contact surface. A fixed terminal of the conductive sheet is fixed to the circuit board, and the conductive contact surface faces an extension section of the conductive sheet. The sliding member is opposite to the conductive sheet and can linearly move relative to the power source assembly. At a first position, at least a portion of the extension section of the conductive sheet is separated from the conductive contact surface. At a second position, at least a portion of the extension section of the conductive sheet is in contact with the conductive contact surface. The discharging circuit in the present application is turned on or turned off only based on a contact/separation relationship between the conductive sheet and the conductive contact surface, which is no longer limited to contact/separation between paired contact terminals of a discharging mechanism and a power source.
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