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1369
results.
Updated on
24/10/2026 [08:31:00]
Absstract of: US20260331628A1
A battery module includes at least one cell group, and a heat dissipating member coupled to one side of the at least one cell group to externally dissipate heat generated in the at least one cell group, wherein the at least one cell group includes at least one battery cell stack, a flame retardant cover coupled to the battery cell stack to encase both side surfaces and an upper portion of the battery cell stack, and a flame retardant member disposed between an upper surface of the battery cell stack and the flame retardant cover and formed of a porous material.
Absstract of: US20260328848A1
0000 A battery diagnosis device can include a processor and a memory configured to store a program for battery diagnosis. The program causes the processor to perform a battery diagnosis method including determining a plurality of principal component vectors, a plurality of singular values and a plurality of coefficient vectors by analyzing an observation matrix having a plurality of observation voltage vectors indicating a voltage history of cell voltage of a plurality of battery cells, and for each of the plurality of coefficient vectors, detecting any faulty battery cell among the plurality of battery cells based on a principal component vector corresponding to the corresponding coefficient vector among the plurality of principal component vectors, a singular value corresponding to the corresponding coefficient vector among the plurality of singular values and an invalid coefficient included in the corresponding coefficient vector
Absstract of: US20260331646A1
0000 An apparatus for manufacturing a secondary battery according to an embodiment of the present invention may include a transfer module configured to transfer a pouch, a heating module comprising at least one of an internal heating part provided in the transfer module to heat the pouch and an external heating part disposed outside the transfer module to heat the pouch, and a sealing module disposed behind the heating module in a transfer direction of the pouch to seal a terrace part of the pouch in a state in which the pouch is folded so that an electrode assembly is accommodated in a cup part of the pouch.
Absstract of: US20260331610A1
A system and method for use with a VTOL aircraft with batteries in a state of deep discharge which prepares the aircraft for a safe vertical landing despite the deep discharge initial condition. The method may include preparing the batteries for an intense burst of power as may be needed during the vertical landing. The method may include idling the battery, thermally conditioning the battery, and may further include charging the batteries by regenerative use of the rotors. The preparation of the batteries may then allow for a burst of power used for landing the aircraft.
Absstract of: US20260331617A1
A green chemistry hydrometallurgical process for recovering one or more metals from a metal-containing material includes leaching the metal-containing material with formic acid, obtaining a leachate comprising the one or more metals as one or more metal formates, and precipitating at least one of the one or more metal formates. The metal-containing material may be a lithium-ion battery cathode material, resulting in Li formate remaining in solution and precipitation of salts including one or more of Ni, Co, and Mn formates. Steps may include filtration of the leachate, sulphurization of retained metal formate salts to produce metal sulphate salts, purification of filtered leachate by adding lithium carbonate and filtering, dewatering of the purified leachate, and thermal decomposition of resulting lithium salts to produce battery grade lithium carbonate. Carbon dioxide, water, and formic acid may be recovered and reused, without liquid or solid waste produced.
Absstract of: US20260331498A1
0000 A negative electrode for secondary battery includes a negative electrode current collector; a first active material layer in which a first negative electrode slurry containing a first negative electrode active material is coated onto the negative electrode current collector; and a second active material layer in which a second negative electrode slurry containing a second negative electrode active material is coated onto the first active material layer, wherein the first negative electrode active material contains natural graphite having an mesopore volume of 0.6*10<−3 >cm<3>/g or more and 2.5*10<−3 >cm<3>/g or less, and the second negative electrode active material contains artificial graphite.
Absstract of: US20260331514A1
The present invention is directed towards a system for coating a substrate comprising an electrodepositable coating composition and a powder coating composition. Also disclosed are coated substrates comprising a first coating layer comprising an electrodepositable coating layer, and a second coating layer comprising a powder coating layer on at least a portion of the first coating layer, as well as methods of coating substrates.
Absstract of: US20260331557A1
0000 A cell array, including a plurality of cells arranged in sequence is provided. Each of the plurality of cells includes a housing and an electrode core. The electrode core includes an electrode plate. The electrode plate includes a current collector and a coating layer arranged on the current collector. The cell array satisfies the following formula 1: (1−JRw)+(SRw−1)=10%−15%. JRw is an expansion space for the electrode core inside each of the plurality of cells in a first direction, SRw is an expansion space outside the plurality of cells in the first direction, and a thickness direction of each of the plurality of cells is defined as the first direction. JRw=Pw/(Cellw−Kw−Cw). SRw=(Mw−MNw)/(Celln×Cellw).
Absstract of: US20260331666A1
0000 The present invention relates to a battery module, in which a cell is swelled due to a swelling phenomenon by a gas inside the cell, which is generated as a use time increases, possibility of damaging a case of the cell is reduced to improve stability, thereby extending a lifespan, and a method for manufacturing the same. 0000 A battery module according to the present invention may include a cell stack having a shape in which a plurality of cells are stacked, a frame in which the cell stack is accommodated, an adhesive resin disposed between a bottom surface of the cell stack and the frame so that the cell stack adheres to the frame, and a film disposed between a portion of the bottom surface of the cell stack and the adhesive resin so that adhesion between the portion of the cell stack and the adhesive resin decreases.
Absstract of: US20260331935A1
0000 The present disclosure provides a charging case for an earphone, comprising a lower housing assembly, an upper housing assembly, a main control circuit board, a magnetic suction structure, and an upper housing magnet. A Hall sensor is provided within the lower housing assembly, and the Hall sensor is electrically connected to the main control circuit board. The magnetic suction structure is configured to place an earphone in a magnetic suction manner, and when the upper housing assembly is in an open state with respect to the lower housing assembly, the Hall sensor is in a first state under an action of a magnetic field of the magnetic suction structure, and when the upper housing assembly is in a closed state with respect to the lower housing assembly, the upper housing magnet causes the Hall sensor to switch to a second state different from the first state.
Absstract of: US20260331496A1
0000 A pressurized compacted density of a powder of the negative electrode active material is a g/cm<3>, a pressure-released compacted density of the powder the negative electrode material is b g/cm<3>, and a pressure-release rebound rate is c, where c=(a−b)/a×100%, and 1.5%≤c≤20%; and a and c satisfy: c=k×(a−1), where 0.08≤k≤0.20. By regulating the value of k within the above range and ensuring a and c satisfy the above relationship, the negative electrode active material can maintain high porosity under a high compacted density, facilitating the infiltration of an electrolyte into the negative electrode sheet, enhancing the diffusion rate of active ions, and improving the kinetic performance of the secondary battery.
Absstract of: US20260327080A1
0000 Disclosed is a method for preparing a porous reduced graphene oxide including the steps of: (a) preparing a dispersion including a mixture of template particles and graphene oxide; (b) spray-drying the dispersion to prepare a template particle-graphene oxide composite; (c) heat treating the template particle-graphene oxide composite to prepare the porous reduced graphene oxide, wherein the porous reduced graphene oxide includes meso pores and macro pores having a size of 2 nm to 500 nm.
Absstract of: US20260326065A1
0000 A fluidized bed reactor includes a reactor body, and a dispersion plate coupled to a bottom portion of the reactor body. The dispersion plate may include a base plate and injection columns protruding from a top surface of the base plate. The injection columns include first injection columns arranged at a central portion of the dispersion plate, and second injection columns arranged at a peripheral portion of the dispersion plate. The second injection column has a greater height than a height of the first injection column. A reactive gas is uniformly injected to a wall surface of the reactor through the dispersion plate, thereby increasing a recovery ratio for an active metal of a lithium secondary battery.
Absstract of: US20260331503A1
Disclosed herein is an apparatus comprising an electrode active layer comprising a network of high aspect ratio carbon elements defining void spaces within the network; a plurality of electrode active material particles disposed in the void spaces within the network and enmeshed in the network; and a surface treatment on the surface of the high aspect ratio carbon elements which promotes adhesion between the high aspect ratio carbon elements and the active material particles.
Absstract of: US20260331502A1
A particle size Dv50 of the negative electrode active material is a μm, a specific surface area is b m2/g, and 20≤2.5×a+b≤40. The battery includes a positive electrode plate, a negative electrode plate, and an electrolyte, where the negative electrode plate includes a negative electrode current collector and a negative electrode active material layer disposed on at least one surface of the negative electrode current collector, the negative electrode active material layer including the above negative electrode active material. The negative electrode active material, the battery, and the electric device can improve the low-temperature discharge capability of the battery and increase the low-temperature discharge capacity retention rate thereof.
Absstract of: US20260331455A1
0000 A method of making an electrode by providing a mixture of first particles of silver or silver oxide and second particles of an inorganic porogen, molding the mixture, cohering the mixture to form a green body, demolding the green body, heating the green body to form a monolith, to convert any silver oxide to silver, and to fuse the first particles together, and submerging the monolith in a liquid that removes the second particles.
Absstract of: US20260331643A1
0000 A method for controlling the temperature of a battery in an electric or hybrid motor vehicle by means of a system including a vapor compression circuit in which a first heat transfer composition flows, and a secondary circuit in which a second heat transfer composition flows, the method involving: —heat exchange between the battery and the second heat transfer composition; —heat exchange between the second heat transfer composition and the first heat transfer composition; wherein the battery includes at least one electrochemical cell having a negative electrode, a positive electrode and an electrolyte including a lithium salt composition, the lithium salt composition including: —at least 99.75% by weight of a lithium salt of bis(fluorosulfonyl)imide; —chlorides Cl—at a mass content strictly less than 20 ppm. Also a system for carrying out the method.
Absstract of: US20260331712A1
0000 The present disclosure relates to a battery module comprising: a plurality of battery cells each including an electrode tab; and a bus bar connected to the electrode tab to electrically connect the plurality of battery cells to each other. The bus bar includes a plate having a plurality of holes. The electrode tab of each of the battery cells is inserted into at least a part of the plurality of holes of the plate. The electrode tab inserted into the hole and the plate are coupled to each other by a welding bead, and the welding bead has a width and a height defined by Equations 1 and 2, respectively.
Absstract of: US20260331658A1
Disclosed is a battery cell, which includes an electrode assembly including a cell body and an electrode tab provided to at least one side of the cell body, a cell case configured to accommodate the electrode assembly therein, an electrode lead coupled to the electrode tab and extending from the cell case, and a tab protection module accommodated in the cell case and configured to cover at least a portion of the electrode tab, the tab protection module including a lead positioning guide and a corresponding positioning guide insert portion adapted to receive the positioning guide insert portion, wherein the positioning guide insert portion is configured to couple to the electrode lead to guide a position of the electrode lead relative to the cell case.
Absstract of: US20260331454A1
0000 Disclosed are an all-solid-state battery having a protective layer including a composite including a metal sulfide and a carbon component, and a method for manufacturing the same. The all-solid-state battery includes an anode current collector, the protective layer disposed on the anode current collector, a solid electrolyte layer disposed on the protective layer, a cathode active material layer disposed on the solid electrolyte layer, and a cathode current collector disposed on the cathode active material layer, and the protective layer includes a matrix comprising the composite including the metal sulfide and the carbon component, and a metal component distributed in the matrix and capable of alloying with lithium.
Absstract of: US20260328241A1
Connector (1), in particular a screw or bolt, comprising an actuation area (10), in particular a head, an elasticity area (30) and a mounting area (50), wherein the connector (1) extends in a longitudinal direction (L), wherein a radial direction (R) is in particular perpendicular to the longitudinal direction (L), wherein the elasticity area (30) lies in the longitudinal direction (L) between the actuation area (10) and the mounting area (50), wherein the mounting area (50) has a thread, in particular an internal thread, wherein the elasticity area (30) has stiffness reduction structures (34), in particular in the form of recesses and/or openings, and/or wherein the elasticity area (30) has a lower elasticity than the mounting area (50) and/or than the actuation area (10) due to its geometry, and/or wherein the elasticity area has a degressive spring characteristic.
Absstract of: US20260331657A1
There is disclosed herein a cylindrical secondary cell and a method of manufacturing thereof. The cell comprises a cylindrical casing (102) extending along an axis (A) from a first end (102a) to a second end (102b), the first end (102a) being an open end of the casing (102), an electrode roll (104) housed within the casing (102), and a lid (106) closing the open end (102a) of the casing (102). Advantageously, the edge of the open end (102a) is bent inwards to provide a flange (102d) comprising an angled surface (102e) sloping towards the second end (102b) of the casing (102), and the lid (106) is configured to be attached to the flange (102d).
Absstract of: US20260331879A1
A wearable pouch operable to hold at least one portable battery pack and other power or communications equipment. The wearable pouch includes a main body with a front side, a back side opposite the front side, at least one sealable opening, and at least one opening for at least one lead from the at least one portable battery pack secured within the wearable pouch.
Absstract of: US20260331641A1
Provided are a battery, a power consumption device, and a method and a device for producing a battery. The battery includes: a plurality of battery cells arranged along a first direction; and a thermal management component extending along the first direction and being connected to a first wall of each battery cell of the plurality of battery cells, the first wall being a wall with the largest surface area of the battery cell; the thermal management component includes a flow channel for accommodating a fluid to adjust a temperature of the battery cell; a second direction is perpendicular to the first wall; where, a size of the flow channel in the second direction is W, and a capacity Q of the battery cell and the size W of the flow channel satisfy: 1.0 Ah/mm≤Q/W≤400 Ah/mm.
Nº publicación: US20260331515A1 22/10/2026
Applicant:
SHENZHEN INNOVAZONE TECH CO LTD [CN]
QUJING INNOVAZONE TECH CO LTD [CN]
FOSHAN INNOVAZONE TECH CO LTD [CN]
SHENZHEN INNOVAZONE TECHNOLOGY CO., LTD.
QUJING INNOVAZONE TECHNOLOGY CO., LTD.
FOSHAN INNOVAZONE TECHNOLOGY CO., LTD.
Absstract of: US20260331515A1
A cathode lithium-supplementing additive, a preparation method thereof, a lithium-rich cathode, and a secondary battery are provided. The cathode lithium-supplementing additive includes: a lithium-rich iron-based material and a passivation material in situ bonded to an outer surface of the lithium-rich iron-based material; a chemical formula of the passivation material is aLi2O·bFexOy, 1≤x≤3, 1≤y≤4, 0.0001≤a≤0.01, 0.0001≤b≤0.01. The lithium-rich iron-based cathode lithium-supplementing additive of the present application has a good lithium-supplementing effect on the cathode material, and can timely supplement the loss of lithium ions in the material during the charge and discharge cycle. In addition, the passivation material can effectively prevent the interface from reacting with water and carbon dioxide in the environment to form excessive residual alkali, improve the moisture resistance and processing performance of the lithium-supplementing material, improve the cycle performance of the cathode material, and improve the cycle performance of the battery and service life.
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