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1729
results.
Updated on
19/03/2026 [07:23:00]
Results 500 to 525 of 1729
Absstract of: US20260074379A1
The present application discloses a connecting terminal for acquisition wire harness, a battery module, and a power-consuming device. The connecting terminal for acquisition wire harness includes an intermediate connecting portion, a wire harness connecting portion, and a busbar connecting portion. The intermediate connecting portion is fixedly connected to the wire harness connecting portion and the busbar connecting portion. The wire harness connecting portion and the acquisition wire harness are pressed and fixed. The busbar connecting portion is clampable to an accommodating portion preset on a busbar.
Absstract of: US20260074323A1
Provided are a shell assembly for a battery, a battery, and a power device. The shell assembly includes: a shell, where a first mating surface and a first end surface are formed on an end portion of the shell, and an included angle between the first mating surface and the first end surface is α1; and a cover plate, where the cover plate covers the end portion of the shell and forms a first surface, a protruding portion protruding toward an interior of the shell is formed on the first surface, and a second mating surface adapted to abut against the first mating surface is formed on the protruding portion. An included angle between the second mating surface and the first surface is α2, and α1 and α2 satisfy: α190°.
Absstract of: US20260074322A1
A control apparatus controls a ceramic heater module which includes a ceramic heater including a resistive heating element, and a case housing the ceramic heater and having an inlet and an outlet through which a liquid medium flows. The control apparatus obtains, as an outlet temperature, a temperature on an outlet side of the ceramic heater module, and determines whether or not a stop condition is satisfied, on the basis of a temperature difference between a start temperature (the outlet temperature at an energization start time point at which energization of the resistive heating element is started) and a detection temperature (the outlet temperature obtained at one or a plurality of specific time points after the energization start time point). The control apparatus stops the energization of the resistive heating element when it determines that the stop condition is satisfied.
Absstract of: US20260074320A1
The present application provides a battery module and a vehicle. The battery module includes: a battery body, a liquid cooling plate, and connecting tubes. The battery body and the liquid cooling plate are stacked, and the liquid cooling plate includes fluid inlet and outlet ports. Each connecting tube corresponds to a respective one of the fluid inlet and outlet ports, and each connecting tube includes: a connecting tube body, a connecting elbow, and a first connecting flange. In each connecting tube, a first end of the connecting tube body is fixedly connected to the liquid cooling plate at a corresponding one of the fluid inlet and outlet ports, a second end of the connecting tube body is connected to one end of the connecting elbow, and an end of the connecting elbow facing away from the connecting tube body is directly fixed to the first connecting flange.
Absstract of: US20260074334A1
An electric power storage module including: an electrode stack including a plurality of electrodes each including a current collector, the electrodes being stacked along a first direction; a first resin portion provided to the electrode stack such that an internal space is formed between each of the current collectors adjacent in the first direction, the first resin portion sealing the internal space; and a sealing body joined to the first resin portion, in which the first resin portion has an outer surface including: a first end face in the first direction; a second end face opposite the first end face in the first direction; and four outer side faces extending along the first direction such that the first end face and second end face are connected.
Absstract of: US20260074339A1
A battery module according to the present disclosure may include a plurality of battery cells, a cell frame configured to accommodate the plurality of battery cells, and a filler filled between the plurality of battery cells. At least a portion of the cell frame may be recessed to form a leakage prevention groove for receiving the filler. The cell frame may include a frame wall forming a perimeter of the cell frame and a cell accommodation portion provided inside the frame wall to accommodate the plurality of battery cells, and wherein the leakage prevention groove may be provided between the frame wall and the cell accommodation portion. Thus, leakage of the filler may be prevented when the filler is injected. Additionally, where cell frames cell are coupled to each other, it is possible to prevent the filler from leaking between the cell frames.
Absstract of: US20260074262A1
A tape attaching device including: a lower support structure to support a cylindrical electrode assembly; a plurality of compression jigs to bend an insulating tape attached to a side surface of the electrode assembly and protruding in a height direction along a circumference of an upper surface of the electrode assembly, and attach the insulating tape to the upper surface of the electrode assembly; a pressing device to flatten the upper surface of the electrode assembly to which the insulating tape is attached; and a controller to control the compression jigs and the pressing device.
Absstract of: US20260074301A1
A modified solid electrolyte, a preparation method thereof, a solid-state battery, and an electric apparatus are disclosed. Components of the modified solid electrolyte include a solid electrolyte substrate and a phase-transforming toughening agent dispersed within the solid electrolyte substrate; and in the modified solid electrolyte, the phase-transforming toughening agent is primarily dispersed at grain boundaries of the solid electrolyte; where the phase-transforming toughening agent is capable of phase transformation under the action of an external force.
Absstract of: US20260074300A1
A structure for electrochemical cells includes a conductive sheet, a layer of conductive nanomaterial, such as carbon nanotubes, on the sheet's surface, and a dry, ionically conductive adhesive, comprising a solid electrolyte interphase (SEI), binding the nanomaterial. A method forms the structure by coating a conductor with the nanomaterial, wetting it with an electrolyte solution, and decomposing the electrolyte, often via electrode contact, to create the SEI. The SEI enhances mechanical resilience and uniform lithium plating, reducing safety risks in lithium-metal batteries. The scalable process simplifies electrode fabrication, supporting high-performance, durable anodes for electrochemical applications.
Absstract of: US20260074298A1
The present disclosure provides a technique for making an electrolytic solution efficiently osmose into an electrode assembly. A herein disclosed electricity storage device includes a case having a liquid injection part, an electrode assembly, a resin film surrounding the electrode assembly, and an electrolytic solution. The case includes a bottom wall, an upper wall, and a first side wall. The liquid injection part is provided at a position closer to the upper wall of the first side wall. The resin film includes a first end part extending from one side in a predetermined direction to cover a part of a bottom part of the electrode assembly, and includes a second end part extending along the predetermined direction from a direction different from the first end part. A part of the second end part is stacked at the bottom wall side of the case with respect to the first end part.
Absstract of: US20260074296A1
An electrode assembly, and a battery cell and a power source including the same are provided. The electrode assembly includes a first electrode plate wound about a winding axis and including a first uncoated portion without a first electrode active material coated thereon, a second electrode plate wound about the winding axis and including a second uncoated portion without a second electrode active material coated thereon, a separator disposed between the first electrode plate and the second electrode plate, and a plurality of segments formed on at least one of the first uncoated portion or the second uncoated portion. The plurality of segments are arranged such that at least one bottom angle is changed in a winding direction.
Absstract of: US20260074199A1
Provided in the present application are an electrode sheet and a lithium-ion battery including the same; the active layer of the electrode sheet includes a first layer and a second layer, wherein the first layer is disposed close to the current collector, the second layer is disposed on one side of the first layer which is facing away from the current collector, and the mass percentage of the binder in the first layer is greater than that of the second layer; by redistributing the binder, the peeling force and adhesion are ensured, and simultaneously the migration of the binder is improved; the influence of binder migration on uniformity and conductivity is reduced, thereby, the manufacturability and electrical properties such as energy density of the electrode sheet are improved.
Absstract of: US20260074192A1
The present disclosure relates to a positive electrode for a lithium secondary battery, which includes a current collector film including a resin layer and a metal layer provided on each of both surfaces of the resin layer and a positive electrode mixture layer formed on the current collector film, in which the positive electrode mixture layer contains first positive-electrode active material particles having a median diameter D50 of 10 μm or more and 25 μm or less, second positive-electrode active material particles, and two or more kinds of binders, a median diameter D50 ratio of the second positive-electrode active material particles to the first positive-electrode active material particles is 0.75 or less, and a mass ratio of the first positive-electrode active material particles to the second positive-electrode active material particles in the positive electrode (a content of the first positive-electrode active material particles in the positive electrode/a content of the second positive-electrode active material particles in the positive electrode) is 1.5 or more and 9.0 or less.
Absstract of: US20260074196A1
An embodiment composite negative electrode active material for an all-solid-state battery includes a negative electrode active material including a silicon-based active material and a coating layer including a solid electrolyte and coating a portion of a surface of the negative electrode active material, wherein a ratio (E/T) of a Young's modulus (E) of the solid electrolyte to a thickness (T) of the coating layer satisfies 0.02<E/T<0.06.
Absstract of: US20260074198A1
Embodiments described herein relate to a method comprising soaking a wood in a mild acid, soaking the wood in an iron containing solution, pyrolizing the wood, heat treating the wood to create a graphitized monolith, leaching the graphitized monolith to remove iron remaining in the graphitized monolith, and infiltrating the graphitized monolith with sulfur to create a cathode. Embodiments described herein relate to a method of fabricating a sulfur-carbon composite cathode as shown and described herein. Embodiments described herein relate to a sulfur-carbon composite cathode as shown and described herein.
Absstract of: US20260074188A1
An anodeless all-solid-state battery includes an anode current collector, a composite structure layer positioned on the anode current collector, a solid electrolyte positioned on the composite structure layer, and a cathode positioned on the solid electrolyte, in which the composite structure layer includes a carbon layer including a carbon material, and a metal deposition layer positioned on the carbon layer and including lithiophilic metal particles.
Absstract of: US20260074539A1
A battery control device includes: a first battery control unit configured to control an electrical connection between an external load and a first battery module, the first battery control unit including: a first switch connected between a positive terminal for the first battery module and the external load; a second switch connected between a negative terminal for the first battery module and the external load; and a first controller configured to control an open/closed state of the first and second switches. The first controller may be configured to detect a short-circuit between the external load and the first battery control unit, according to a voltage between both ends of the first switch detected with the first switch open and the second switch closed.
Absstract of: US20260074362A1
A secondary battery includes an electrode assembly, a pouch type case including an accommodation portion for accommodating the electrode assembly and a sealing portion for sealing the accommodation portion, an electrode lead connected to the electrode assembly and protruding to the outside of the pouch type case via the sealing portion, a lead film disposed between the electrode lead and the pouch type case, and a gas guide portion disposed between the electrode lead and the lead film. The gas guide portion includes a first layer having a modified polyolefin resin in contact with the electrode lead, and a second layer disposed on the first layer.
Absstract of: US20260074353A1
Examples of the disclosure include a spacer including a polymer matrix, and an endothermic flame retardant dispersed in the polymer matrix. The polymer matrix includes a fiberized polymer, and the endothermic flame retardant is included in a content in a range of about 60 wt % to about 98 wt % with respect to a total weight of the spacer.
Absstract of: US20260074368A1
Improved battery separators, batteries, and systems, as well as methods relating thereto are disclosed herein for use in various lead acid batteries such as valve-regulated lead acid (VRLA) batteries that include one or more AGM layers. The improved battery separators described herein may provide a battery system with an advantage of a significantly decreased acid filling time and a significantly increased acid filling speed. Various improved batteries, methods and systems are described herein using such improved battery separators that increase acid filling speed and decrease acid filling time for a VRLA battery.
Absstract of: US20260074374A1
The disclosure provides a battery, including a first electrode plate and a separator, the first electrode plate including a first current collector and a first coating located on a surface of the first current collector. The first coating is connected to the separator, and a surface of the first coating is provided with a recess, and an air permeability S of the separator and a width L of the recess satisfy: 5000 μm·sec/100 cc≤S×L≤75,000 μm·sec/100 cc, where S is in sec/100 cc and L is in μm. The disclosure can improve the rate capability of the battery while reducing the voltage drop of the battery and reducing the risk of short circuit.
Absstract of: US20260074348A1
Disclosed are a universal washer, a fastening apparatus, and a battery pack. The universal washer may be interposed between a fastening bolt and a fastening nut for fixing one or more connection members to be in contact with a lower surface of the one or more connection members and may be formed with a through hole through which a shaft at a lower part of a head of the fastening bolt passes. A concave curved portion may be formed in a peripheral portion of the through hole in a direction of travel of the shaft of the fastening bolt, and a flat rim portion may be formed on a rim of the universal washer.
Absstract of: US20260074338A1
Disclosed is a secondary battery module, and a secondary battery pack and a vehicle including the same. The secondary battery module includes a plurality of secondary battery cells; a frame member coupled to the plurality of secondary battery cells to support the plurality of secondary battery cells and configured to divide the plurality of secondary battery cells into a first region and a second region by the coupling; and a cover configured to accommodate the plurality of secondary battery cells and the frame member, wherein the plurality of secondary battery cells have a water proofing structure, and wherein the water proofing structure prevents a coolant of the first region from flowing to the second region.
Absstract of: US20260074327A1
An automatic spindle adjustment apparatus includes a base frame, a spindle adjuster on the base frame, the spindle adjuster being configured to adjust an upper spindle mover to set a moving range of an upper spindle corresponding to a target occlusal thickness of a battery cell, a vertical mover on the base frame, the vertical mover being configured to move the spindle adjuster in an up-and-down direction, and a horizontal mover on the vertical mover, the horizontal mover being coupled to the spindle adjuster and configured to move the spindle adjuster in a forward-backward direction.
Nº publicación: US20260074326A1 12/03/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Absstract of: US20260074326A1
A cap assembly includes a terminal part to be electrically connected to an electrode plate of an electrode assembly, a laser-transmissive glass part arranged above an area at where a current collection member that electrically connects an electrode plate of the electrode assembly and the terminal part and the electrode assembly are combined, and a cap plate having a terminal opening with which the terminal part is combined and a glass opening with which the glass part is combined that is combined with a case that accommodates the electrode assembly.
BOPI
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