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1235
resultados
Última actualización
11/02/2026 [07:44:00]
Resultados 1000 a 1025 de 1235
Resumen de: WO2026021855A1
The invention relates to a battery cell spacer for a battery pack, preferably in the form of a parallelepiped plate, having a first large face and a second large face parallel to one another and defining an area for the flow of heat-transfer fluid, in which spacer: - each large face (30) comprises repeating, raised patterns (35) in the form of a chevron, extending over the surface thereof, the spaces between the patterns defining fluid circulation channels (36); - the patterns (35) of the first large face are placed in an arrangement that is the inverse of the patterns (35) of the second large face, so as to define a meshed structure having openings (37) providing fluid communication between the channels (36) of the first large face and the channels (36) of the second large face.
Resumen de: WO2026022753A1
An applicator device for applying a fastening element to a multilayer semi-finished product for making an internal assembly comprises an applicator drum including an outer shell and configured to rotate about a respective axis of rotation and wind the fastening element onto a portion of the outer shell, transporting it to a respective release position. The applicator device comprises a feeding device configured to supply the fastening element to the applicator drum at a pick-up position. The applicator device comprises an abutment roller, the applicator drum and abutment roller are configured to be moved between a mutual distal position and an abutment position, in which the fastening element, arranged between the abutment roller and the applicator drum is pressed against the outer shell. The applicator device also comprises a cutting element configured to cut the fastening element by abutting the outer shell.
Resumen de: WO2026022755A1
An applicator device for applying a fastening element to a multilayer semi-finished product for making an internal assembly comprises an applicator drum including an outer shell and configured to rotate about a respective axis of rotation and wind the fastening element onto a portion of the outer shell. The applicator drum transports the fastening element from a pick-up position to a release position at which the fastening element is applied to a respective multilayer semi-finished product. The device comprises a feeding device configured to supply the fastening element to the applicator drum. The applicator drum is also configured to perform a first rotation about the axis of rotation in such a manner as to wind the fastening element exiting the feeding device onto the outer shell, and a second rotation about the axis of rotation in such a manner as to release the fastening element and apply it onto the multilayer semi-finished product.
Resumen de: WO2026022754A1
An applicator device for applying a fastening element to a multilayer semi¬ finished product comprises an applicator drum configured to rotate about a respective axis of rotation and wind the fastening element and transport the fastening element from a pick-up position to a release position of said fastening element. The applicator device also comprises a feeding device that includes at least one guide roller that defines an outer cylindrical surface configured to receive the fastening element as it is supplied to the applicator drum. The applicator device also comprises a deflecting element that extends away from the cylindrical surface in such a way that the fastening element slides over the deflecting element while it is positioned against the cylindrical surface and/or when it is in a position immediately downstream of the cylindrical surface.
Resumen de: WO2026024683A1
A battery module having a plurality of battery cells. A battery interconnect system connects the terminals of the battery cells to form a circuit arrangement. A hybrid monitoring circuit structure is connected to the battery interconnect system and one or more sensors are configured to collect and transmit operating data for monitoring operation of the battery module. The hybrid monitoring circuit structure includes a main circuit structure secured to a terminal connector and one or more branch circuit structures. The main circuit structure includes a conductive main circuit disposed on a main insulating layer, and each branch circuit structure includes a conductive branch circuit disposed on a branch insulating layer. The main circuit and the branch circuit(s) are connected together by one or more conductive joints. Each branch circuit is printed with a conductive ink that is inkjet printed on the branch insulating layer.
Resumen de: WO2026022752A1
An applicator device for applying a fastening element to a multilayer semi-finished product for making an internal assembly comprises an applicator drum configured to rotate about a respective axis of rotation between a pick-up position and a release position of the fastening element. The applicator device comprises a shielding element that extends adjacent to the applicator drum in such a way as to define a passageway configured to allow the passage through it of the fastening element dragged by the applicator drum during its rotation between the pick-up and release positions. The shielding element is placed adjacent to the release position, at a predetermined distance from it, when the applicator drum reaches the release position. The applicator device comprises a movement device configured to move the applicator drum according to an additional movement with respect to a rotation about the axis of rotation and/or configured to move the shielding element.
Resumen de: DE102024121406A1
Die Erfindung betrifft ein Zelltrennelement (16) zur Anordnung zwischen zwei Batteriezellen (14), das eine Außenwandung (22) umfasst, die einen Innenraum (24) umschließt, und die eine erste Außenwand (22a) und eine gegenüberliegende zweite Außenwand (22b) bereitstellt, einen im Innenraum (24) befindlichen ersten Kühlbereich (28), der an die erste Außenwand (22a) angrenzt, und der einen ersten Kühlkanal (38) umfasst, und einen im Innenraum (24) befindlichen zweiten Kühlbereich (30), der an die zweite Außenwand (22b) angrenzt, und der einen zweiten Kühlkanal (40) umfasst. Dabei umfasst das Zelltrennelement (16) eine im Innenraum (24) angeordnete Kompressionsschicht (26) aus einem elastisch deformierbaren Material, wobei die Kompressionsschicht (26) zwischen dem ersten und zweiten Kühlbereich (28, 30) angeordnet ist, und eine ihr zugeordnete erste Kompressibilität (K1) zumindest bezüglich der ersten Richtung (x) größer ist als eine jeweilige dem ersten und zweiten Kühlbereich (28, 30) zugeordnete zweite Kompressibilität (K2).
Resumen de: WO2026022366A1
A method of producing a positive electrode (10) having a collector (12) and a positive active material (18) applied to the collector (12) for a sodium ion battery or a potassium ion battery comprises a step in which the positive active material (18) in solution is provided with a coating (20) of a polythiophene. The invention also provides a positive electrode and a battery.
Resumen de: WO2026022324A1
The invention relates to an electrochemical cell having at least one positive electrode; at least one negative electrode; and an electrolyte composition which is in contact with the positive electrode and the negative electrode; wherein the positive electrode is produced by a solvent-free method; and the electrolyte composition comprises sulfur dioxide and at least one conducting salt. The present invention further relates to a vehicle incorporating the electrochemical cell.
Resumen de: WO2026021745A1
The invention relates to a method for monitoring a forming process (14) of a battery cell (12) by means of a forming apparatus (10), comprising the steps of: charging the battery cell (12) with at least one first forming current (22) by means of a charging device (16) of the forming apparatus (10); detecting an actual acoustic signal (30) of the battery cell (12) during the forming process (14) by means of an acoustic detection device (18) of the forming apparatus (10); and monitoring the forming process (14) by comparing the actual acoustic signal (30) with a predefined target acoustic signal (32) by means of an electronic computing device (20) of the forming apparatus (10). Furthermore, the invention relates to a computer program product, to a computer-readable storage medium, and to a forming apparatus (10).
Resumen de: EP4685881A1
A graphitic carbon material for a negative electrode of a lithium ion secondary battery, in which a crystallite size Lc (002) determined by X-ray diffraction is from 35 nm to 150 nm, and in a particle size distribution measured by a laser diffraction scattering method, in a case in which a volume cumulative distribution curve is drawn from a small diameter side, a ratio (D90/D10) of a particle size (D90) at which a cumulative amount is 90% to a particle size (D10) at which a cumulative amount is 10% is 8.0 or less.
Resumen de: CN120916980A
The present disclosure relates to a process for the preparation of ultra high purity alkali metal hexafluorophosphate (MPF6) comprising the steps of (a) charging alkali metal fluoride (MF) into a first reactor 'B' and flushing the first reactor 'B' with nitrogen, (b) cooling the first reactor 'B' to a predetermined temperature, the method comprises the following steps: (a) dissolving an alkali metal fluoride (MF) into a first reactor 'A', then charging anhydrous hydrogen fluoride (AHF) gas into a first reactor 'B' and stirring the mixture comprising the alkali metal fluoride (MF) dissolved in the AHF, (c) cooling the mixture comprising the alkali metal fluoride (MF) dissolved in the AHF in the first reactor 'B' to a predetermined temperature, (d) charging phosphorus pentachloride (PCl5) into a second reactor 'A' and adding the AHF in batches, the invention relates to a method for producing phosphorus pentafluoride (PF5) and hydrogen chloride (HCl) gas, (e) reacting alkali metal fluoride (MF) dissolved in AHF in a first reactor 'B' with a mixture of phosphorus pentafluoride (PF5) and hydrogen chloride (HCl) gas obtained in step (d) to obtain an alkali metal hexafluorophosphate mother liquor dissolved in AHF under the coverage of PF5 gas, (f) cooling the first reactor 'B' to a predetermined temperature, and (f) separating the alkali metal hexafluorophosphate mother liquor from the first reactor 'B' to obtain the phosphorus pentafluoride (PF5) and hydrogen chloride (HCl) gas. Th
Resumen de: CN120917605A
A power unit assembly (100) includes a plurality of battery cells (210) and a plurality of battery cell holders. The plurality of battery cells (210) includes a first set of battery cells and a second set of battery cells, and the plurality of battery cell holders includes a plurality of conduits (502, 504). The plurality of conduits (502, 504) includes a first set of conduits (504) and a second set of conduits (502), and the plurality of conduits (502, 504) is configured to receive a plurality of battery cells (210). Further, the first set of conduits (504) has a first size, and the second set of conduits (502) has a second size. Further, the second size of the second set of conduits (502) is greater than the first size of the first set of conduits (504).
Resumen de: EP4685882A1
A graphitic carbon material for a negative electrode of a lithium ion secondary battery, in which a crystallite size Lc (002) determined by X-ray diffraction is from 35 nm to 150 nm, and a tap density is 0.90 g/ cm<sup>3</sup> or more.
Resumen de: EP4685859A1
The present invention provides an electrode manufacturing device comprising: a coater roller disposed to support an electrode sheet material; a moving space part in which the electrode sheet material is moved by the rotation of the coater roller; and a die for forming an insulating layer, installed on a moving path of the electrode sheet material, wherein the die for forming an insulating layer comprises: a nozzle part for spraying an insulating liquid onto the electrode sheet material; a first angle adjusting part for adjusting an angle of the nozzle part in a moving direction of the electrode sheet material; a second angle adjusting part for adjusting an angle of the nozzle part in a direction perpendicular to the moving direction of the electrode sheet material; and an azimuth adjusting part formed to draw an arc around the rotation axis of the coater roller and capable of moving a position of the nozzle part along the arc.
Resumen de: EP4685967A1
The embodiments of the present application belong to the technical field of batteries. Provided are a battery cell, a battery and an electrical device. The battery cell comprises a casing and a pressure relief component; the casing comprises a first wall portion, the pressure relief component being arranged on the first wall portion; the pressure relief component comprises a first recess and second recesses, the first recess and at least one second recess jointly defining at least one predetermined pressure relief region; the pressure relief component is configured to be able to rupture along at least a part of the first recess when the battery cell relieves pressure; the second recess is configured to guide at least a part of the predetermined pressure relief region to turn over, so as to open the at least a part of the predetermined pressure relief region. The volume of the first recess is V, and the sum of the areas of all predetermined pressure relief regions is A, satisfying: 0.05 mm ≤ V/A ≤ 0.5 mm. Thus, the flatness of the surface of the pressure relief component where the first recess is provided can be improved, and both the requirement for the service life of the battery cell during normal use and the requirement for the reliability of the battery cell during thermal runaway are met.
Resumen de: EP4685867A1
A composite positive electrode material and a preparation method therefor, a positive electrode sheet, a battery, and an electrical apparatus. The composite positive electrode material comprises a nickel-containing positive electrode material and a functional film layer arranged on the surface of the nickel-containing positive electrode material. Components of the functional film layer comprise Li<sub>2</sub>MO<sub>4</sub> and an organic lithium phosphonate compound, where M is selected from at least one of sulfur, selenium, and tellurium; and the organic lithium phosphonate compound contains a structure represented by formula (1): (I), where * represents sites where the structure represented by formula (1) is connected to other structures in the organic lithium phosphonate compound.
Resumen de: EP4685883A1
A tape-applying mechanism belongs to the technical field of cell processing and manufacturing. The tape-applying mechanism includes a platform; a tape-applying assembly connected to the platform, an end of the tape-applying assembly being provided with an adsorption assembly and a groove arranged alternatively, and after the adsorption assembly adsorbs an adhesive tape, the adhesive tape being disposed corresponding to the groove; an anti-adhesion assembly connected to the platform and located on a side of the tape-applying assembly, the anti-adhesion assembly being adapted to reach a position opposite to the groove, and after the adsorption assembly adsorbs the adhesive tape, the anti-adhesion assembly being adapted to press the adhesive tape into the groove to form a redundant part on the adhesive tape.
Resumen de: EP4684696A1
A spring unit, a spring module, and a spring cushion. The spring unit (1) comprises: a base (10), wherein the base (10) comprises a first end (10a) and a second end (10b) opposite to the first end (10a) along a length direction of the base, and a plurality of spring modules (11) are provided between the first end (10a) and the second end (10b). The plurality of spring modules (11) are detachably provided on the base (10), and are configured to have an opening at the bottom, so as to be able to be nested on the upper surfaces of spring modules (11) of another spring unit (1). The spring unit (1) can implement quick disassembly and assembly and transportation of the spring cushion, and can reduce the storage space.
Resumen de: EP4685919A1
The present invention relates to an initial charging and capacity verification method for a lithium-ion battery containing a positive electrode lithium supplementation additive. A positive pole piece of the utilized lithium-ion battery comprises a positive electrode current collector and a positive electrode film layer arranged on at least one surface of the positive electrode current collector, the positive electrode film layer comprising a positive electrode active material; the positive electrode active material comprises a lithium transition metal oxide and a lithium supplementation additive; the present invention sets a lithium supplementation additive initial deintercalation low percentage interval gram capacity average voltage to be V1, an initial deintercalation high percentage interval gram capacity average voltage to be V2, and the maximum operating voltage of the lithium transition metal oxide to be V3; with regard to the delithiation characteristics of the positive electrode lithium supplementation additive, the invention customizes an initial charging and capacity verification process suited to the battery containing the positive electrode lithium supplementation additive, thereby avoiding an influence on the stability of other chemical elements in an electrolyte when the lithium supplementation additive and the transition metal oxide are simultaneously delithiated under a high voltage; and ensuring the complete delithiation of the lithium ions in the positive el
Resumen de: EP4685982A1
A secondary battery is disclosed, which includes a connecting sheet and a terminal post; the connecting sheet has a welding surface; the terminal post and the connecting sheet are stacked, and the welding surface faces the terminal post; the connecting sheet is fixed to the terminal post by welding, and a welding part is formed between the connecting sheet and the terminal post; at least part of the welding part is provided in an interior of the connecting sheet and at least part of the welding part is provided in an interior of the terminal post; the welding part penetrates through the welding surface, and forms a welding track on the welding surface.
Resumen de: EP4685981A1
A battery and an electrical device are disclosed therein. The battery includes: an electrode assembly, the electrode assembly includes a winding core main body and a tab provided on the winding core main body; one end of the tab is connected with the winding core main body; and a connecting sheet, the connecting sheet is welded with the other end of the tab, a welding mark is formed on the connecting sheet; where the welding mark has a welding width of L1 mm and a depth of H1 mm, the connecting sheet has a thickness of H2 mm, and the battery satisfies: 0.1≤L1×(H1/H2)≤1.75. In the present application, by defining the relationship of the welding width and depth of the welding mark and the thickness of the connecting sheet, the problem of incomplete welding caused by tab misalignment can be avoided, improving the welding yield between the connecting sheet and the tab, and further improving the overall safety performance of the battery.
Resumen de: EP4685899A1
An in-line manufacturing facility for secondary batteries related to one example of the present invention comprises multiple facilities arranged for manufacturing secondary batteries, and a docking part including a pair of docking members each mounted on two facilities adjacent to each other and having at least one mark displayed on a contact portion, wherein the pair of docking members is arranged so that the mark has a predetermined shape when two facilities adjacent to each other are assembled at a normal position having predetermined flatness and parallelism.
Resumen de: EP4685921A1
The present invention relates to a method of recycling a cathode active material and a recycled cathode active material prepared using the same. More particularly, the present invention relates to a method of recycling a cathode active material, the method including step (a) of heat-treating a waste cathode composition containing a cathode active material, a conductive material, a binder, and a solvent to remove the solvent; step (b) of pulverizing the waste cathode composition from which the solvent has been removed; step (c) of heat-treating the powdered waste cathode composition at 300 to 650 °C to remove the binder and the conductive material and recover the cathode active material; step (d) of adding a lithium precursor to the recovered cathode active material and performing annealing at 400 to 1000 °C; and step (e) of washing the annealed cathode active material with a washing solution and a recycled cathode active material prepared using the same.The present invention has an effect of providing a method of recycling a cathode active material and the recycled cathode active material prepared using the same. According to the present invention, by heat-treating a waste cathode composition containing a cathode active material, a conductive material, a binder, and a solvent at low temperature to remove the solvent, pulverizing the waste cathode composition, and then performing heat treatment, the binder and the conductive material may be completely removed, the structure
Nº publicación: EP4685926A1 28/01/2026
Solicitante:
FORTESCUE ZERO LTD [GB]
Fortescue Zero Limited
Resumen de: EP4685926A1
Disclosed is an electrical power storage system (14) comprising an electrical power source enclosure (20) and a suppressant collector (36). The enclosure (20) is arranged to seal an electrical power source (22) therein and comprises a first venting aperture (26) arranged to allow venting of gas generated by the electrical power source (22) when undergoing an over-heating event to outside of the enclosure (20). The first venting aperture (26) is provided through an enclosure side wall (24) of the enclosure (20). The suppressant collector (36) is arranged outside of the enclosure (20) and to collect a part of a volume of liquid suppressant when released into the enclosure (20), the part of the volume of suppressant leaving the enclosure (20) via the first venting aperture (26). The suppressant collector (36) comprises an exit aperture (52) providing an exit from the suppressant collector (36), where the exit aperture (52) is at a higher level than the first venting aperture (26).
BOPI
Sede Electrónica
