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1238
results.
Updated on
21/07/2025 [08:01:00]
Results 150 to 175 of 1238
Absstract of: US2025233201A1
Provided is a sulfide solid electrolyte glass ceramic containing a lithium atom, a sulfur atom, a phosphorus atom, and a halogen atom and having peaks at diffraction angles (2θ) of 20.2° and 29.3° in X-ray diffractometry using CuKα line. Due to an intensity ratio (PA/PB) of a peak intensity (PA) of the peak appearing at 2θ=20.2° to a peak intensity (PB) of the peak appearing at 2θ=29.3° made into more than 1.0, the sulfide solid electrolyte glass ceramic has a high ionic conductivity and has an increased water resistance. A method for producing the sulfide solid electrolyte glass ceramic is also provided.
Absstract of: US2025233207A1
An electrolyte additive is provided. The additive is a quaternary ammonium or phosphonium salt effective to suppress hydrogen evolution and metal dendrite formation during operation of a zinc electrochemical cell such as a zinc-air battery. A zinc battery cell is also provided, which contains an effective amount of the electrolyte additive.
Absstract of: US2025233273A1
The disclosure discloses a battery pack including a battery holder; a battery cell surrounded by and supported in the battery holder; a welding strap including a welding portion welded to an electrode terminal of a battery cell to make an electrical connection, and a projection located at a central portion of the welding portion, the projection being spaced apart from the electrode terminal of the battery cell. By providing the projection aligned with and spaced apart from a non-welding zone of the electrode terminal of the battery cell at the welding portion of the welding strap, the non-welding zone can be protected at the time of welding, and the welding can be accurately performed on an allowable welding zone.
Absstract of: US2025233264A1
Provided is a solid-state secondary battery having an intermediate layer allowing rapid charging and providing desirable charge-discharge efficiency. A solid-state secondary battery includes: a positive electrode layer; a negative electrode layer including at least a negative electrode current collector; a solid electrolyte layer containing a solid electrolyte material; an intermediate layer provided between the negative electrode layer and the solid electrolyte layer, and a buffer material that constrains an electrode assembly formed by joining the positive electrode layer, the solid electrolyte layer, the intermediate layer, and the negative electrode layer, in which the buffer material has a 25% compression load of more than 0.5 MPa and an elongation of less than 100%.
Absstract of: US2025233271A1
Provided is a battery pack. The battery pack comprises a battery cell extending in a vertical direction and comprising a plurality of electrode tabs, a substrate on which a protective element is arranged, the substrate being fixed to an upper end of the battery cell and electrically connected to the plurality of electrode tabs, and a support plate that is disposed between the battery cell and the substrate and that supports the substrate, wherein the support plate comprises at least two partial support portions that are spaced apart from each other in a horizontal direction crossing the vertical direction.
Absstract of: US2025233225A1
A battery cell housing for forming a battery cell for an energy storage device of a motor vehicle. The battery cell housing has at least one receiving chamber in its interior for receiving at least one active material unit. The receiving chamber is delimited on the outside by at least one housing wall, the housing wall has at least one cooling chamber for guiding a cooling fluid provided for cooling the active material unit. At least one portion of the housing wall is plastically or elastically deformable, so that an expansion of the active material unit due to the charging cycle and/or aging causes a deformation of the housing wall such that the cross-section of the cooling chamber is reduced at least in portions.
Absstract of: US2025233261A1
A battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; and end plates that cover the front and rear surfaces of the battery cell stack exposed from the module frame. The end plate includes a front end plate and a rear end plate, and further includes a first venting hole and a second venting hole formed in the front end plate and the rear end plate, a venting plate formed on the rear end plate so as to be connected to the second venting hole, and a duct member formed on the upper part of the module frame so as to be connected to the venting plate. The duct member extends in a longitudinal direction of an upper part of the module frame and is connected to the front end plate.
Absstract of: US2025233152A1
An electrode assembly include a first electrode; a separator; and a second electrode. The first electrode includes a first substrate, a first active material layer including a first front surface active material layer and a first rear surface active material layer respectively formed on a front surface and a rear surface of the first substrate, a functional layer formed on the rear surface of the first substrate, a first finishing tape covering an end portion of the rear surface first active material layer and one end portion of the functional layer, a second finishing tape covering an end portion of the first front surface active material layer, and a third finishing tape covering an end portion of the second finishing tape. Another end portion of the functional layer overlaps the third finishing tape.
Absstract of: US2025233191A1
An electrode assembly includes a separator, a first electrode and a second electrode located with the separator therebetween and wound together with the separator. The first electrode includes a substrate including a body on which a composite layer and an insulating layer are located, and a plurality of tabs extending from one side of the body and contacting the insulating layer. A plurality of cut lines are located parallel to each other in at least one of the plurality of tabs. The plurality of cut lines are located at a distance from an edge of the tab.
Absstract of: US2025233163A1
Provided is a high areal capacity loading electrode that includes: a metal current collector; and an active material layer on the metal current collector, wherein the electrode has high areal capacity loading of greater than or equal to about 2.0 mAh/cm2, and the electrode is perforated with holes spaced from each other at an average distance ranging from about 70 μm to about 900 μm. An energy storage device including the high loading electrode is also provided.
Absstract of: US2025233162A1
A lithium secondary battery including a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and a nonaqueous electrolyte having lithium-ion conductivity. At the negative electrode, lithium metal deposits during charging, and the lithium metal dissolves during discharging. The negative electrode has a porous resin substrate, and a lithium metal layer laminated with the porous resin substrate. The porous resin substrate has a porous region in which the lithium metal layer is not packed.
Absstract of: US2025233161A1
An electrode assembly includes a first electrode plate. The first electrode plate includes a plurality of first stacked sections and at least one first bent section. The first bent section includes a plurality of first nicks arranged along a second direction. The second direction is an extension direction of the first bent section. The plurality of first nicks include first edge nicks located at two ends of the first electrode plate along the second direction and a first middle nick located in a middle region of the first electrode plate. A length of each first edge nick along the second direction is greater than a length of the first middle nick along the second direction.
Absstract of: US2025233251A1
This disclosure describes a battery tower design using pouch cell or blade cell batteries to build modular towers and assemble battery units to fit within electrified heavy-duty equipment. The battery units are modular to enable expansion of the battery units horizontally and/or vertically to fit within irregular-shaped compartments originally intended for non-electric powertrain components. The battery towers are modular units with frames for holding battery cells with their width in a vertical direction and stacking the cells vertically along a length of a frame that includes passive and active cooling components.
Absstract of: US2025233219A1
The present application relates to a battery cell, a battery, and an electric apparatus. The battery cell comprises a housing, an electrode assembly, and a temperature acquisition member. The housing comprises a plurality of walls that define a first chamber, and at least one wall has a second chamber formed therein. The electrode assembly is accommodated in the first chamber. The temperature acquisition member is accommodated in the second chamber. By arranging the temperature acquisition member in the second chamber, the temperature acquired by the temperature acquisition member is more approximate to the actual temperature of the electrode assembly, thereby instantly reflecting the temperature rise of the electrode assembly and reducing the probability of thermal runaway of the battery cell.
Absstract of: US2025233214A1
A solid-state battery includes a positive electrode active material layer, a solid electrolyte layer, and a negative electrode active material layer, in this order, in which: the positive electrode active material layer contains moisture; and the moisture amount of the positive electrode active material layer is 500 ppm to 1200 ppm, the hydroxyl group standard value of the positive electrode active material layer is 0.72 to 0.85, or the moisture amount of the positive electrode active material layer is 500 ppm to 1200 ppm while the hydroxyl group standard value of the positive electrode active material layer is 0.72 to 0.85.
Absstract of: US2025233235A1
Provided are a battery module and a battery pack. The battery pack includes a battery module. The battery module includes a liquid cooling structure and multiple battery cells. The liquid cooling structure includes an upper case plate, a lower case plate, and a support member. The upper case plate and the lower case plate are oppositely arranged to form accommodation spaces, a surface of the upper case plate and a surface of the lower case plate facing each other are cooling surfaces, the cooling surfaces are provided with grooves, and the grooves are adapted to the circumferential side surfaces of the battery cells. The support member extends along the upper case plate and is perpendicularly connected between the upper case plate and the lower case plate.
Absstract of: US2025233290A1
The present application relates to a battery. According to the invention, the battery comprises a housing made of plastic, which has a cavity delimited by an inner wall of the housing, in which a stack of electrodes is arranged and an electrolyte solution is filled. At least one feed-through element protrudes from a surface of the housing through the housing at least partially into the cavity. At least one contact element made of a conductive material is arranged inside the cavity and is conductively connected to the at least one feed-through element. The at least one contact element is arranged in the cavity in such a way that tab elements of like-poled electrodes of the electrode stack are held in a clamping manner between at least a first surface of the at least one contact element and the inner wall.
Absstract of: US2025233188A1
Power storage module manufacturing device includes a conveying device configured to convey a workpiece that is a component of a power storage module from a first device to a second device configured to stack a plurality of the workpieces, a sensor configured to detect the workpiece, and an adjustment mechanism configured to adjust a relative position of the workpiece. The conveying device includes a hand unit configured to pick up and hold the workpiece, and a moving unit configured to covey the workpiece from the first device to a stacking position on the second device by moving the hand unit in a state of holding the workpiece from the first device toward the second device.
Absstract of: US2025233151A1
An electrode material comprising: an anode metal material having an electrochemically active surface; and comprising a) a carbonaceous polymeric material halogenated with a first halogen and a first amorphous halide salt incorporated in a matrix of the carbonaceous polymeric material; or b) an inorganic material halogenated with a third halogen; and a second amorphous halide salt incorporated in a matrix of the inorganic material; and wherein the composite material is a layer disposed on the electrochemically active surface of the anode metal material.
Absstract of: US2025233194A1
A rechargeable battery for a machine tool, having a cell core is provided, wherein no point within the cell core is at a distance of more than 5 mm away from a surface of the rechargeable battery and the rechargeable battery has a capacity of at least 2.2 Ah. A battery pack and a machine tool are also disclosed.
Absstract of: US2025233190A1
This application provides an encasing device. The encasing device includes: a first bracket, where a riveting platform is disposed on the first bracket; a first flipping mechanism, configured to flip a battery shell; a first conveying sliding table, where the first conveying sliding table is disposed between the first flipping mechanism and the first bracket and configured to convey the battery shell to a grip site on the first bracket; a gripping mechanism, disposed on the first bracket, where the gripping mechanism includes a moving mechanism and a gripping piece connected to the moving mechanism; and a relocation mechanism, disposed on the first bracket, where the relocation mechanism is adapted to drive the battery shell to move toward a cell module and fit the cell module into the battery shell.
Absstract of: US2025233149A1
The present disclosure provides an anode material and a battery, the anode material includes graphite, pores are formed at the surface of and/or inside the graphite, the anode material has a pore volume of V cm3/kg, a true density of D g/cm3, a specific surface area is S m2/g, a degree of graphitization is G %, wherein, 0.7≤V*S/D≤3.95, and 89≤G≤93. The anode material and the battery according to the present disclosure can improve the rate performance and the cycle performance of the graphite anode material under a high rate current.
Absstract of: US2025233199A1
An all-solid-state battery according to present disclosure includes a positive electrode layer and a negative electrode layer, and a solid electrolyte layer interposed between the positive electrode layer and the negative electrode layer, wherein the solid electrolyte layer includes a first electrolyte layer including a glass-ceramic electrolyte including lithium chloride (LiCl); and a second electrolyte layer disposed on one surface or both surfaces of the first electrolyte layer and including a lithium borosilicate (LBSO)-based electrolyte.
Absstract of: US2025233289A1
This application relates to a battery cell, a battery, and an electric device. The battery cell includes an end cover assembly, a tab bracket, a fixing member, a housing, and an electrode assembly. The housing has an opening. The end cover assembly closes the opening of the housing. The electrode assembly is provided in the housing and provided with a tab. The tab bracket is provided on a side of the end cover assembly facing the electrode assembly, where the tab is bent around the tab bracket. The fixing member is configured to fix the tab bracket to the end cover assembly.
Nº publicación: US2025233220A1 17/07/2025
Applicant:
VITESCO TECH GMBH [DE]
Vitesco Technologies GmbH
Absstract of: US2025233220A1
Various embodiments of the teachings herein include a device for detecting a defect of an arrangement including a battery housing and a battery cell. An example includes: a first sensor for a gas component within the battery housing; a second gas for the at least one gas component outside the battery housing; and a control apparatus receiving the signals. The control apparatus identifies a defect in the arrangement if the presence and/or a content of the gas component within the battery housing exceeds a predetermined first content threshold value and the absence and/or a content of the gas component outside the battery housing falls below a predetermined second content threshold value.
BOPI
Electronic site
