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APPARATUS FOR THE PRODUCTION OF INNER ASSEMBLIES AND METHOD THEREOF

Absstract of: US20260100399A1

0000 An apparatus for production of inner assemblies including a movable frame, movable between first and second positions, a coupling unit including a forming support mounted on the movable frame, the coupling unit to couple at least one web in an overlapping layers structure onto the forming support to form an inner assembly while the movable frame is moving between the first and second positions, an unloading mechanism to pick the inner assembly from the forming support while the movable frame is moving between the first and second positions, and to release the inner assembly in a predefined release area, spaced from the movable frame, the unloading mechanism including a gripping device to grab and hold the inner assembly and a moving device to move the gripping device substantially at the same speed and in the same direction as the movable frame while the gripping device grabs the inner assembly.

Sicherheitssystem und Verfahren zur Überwachung einer Last

Absstract of: DE102024129029A1

Die Erfindung schafft ein Sicherheitssystem sowie ein Verfahren zur Überwachung einer Last. Das Sicherheitssystem umfasst: eine Kontrolleinheit mit mindestens einer Ausgangsleitung und mindestens einer Eingangsleitung, wobei die Kontrolleinheit dazu eingerichtet ist, ein Diagnosesignal über die mindestens eine Ausgangsleitung zu übertragen und ein Rückmeldesignal über die mindestens eine Eingangsleitung zu empfangen; eine Invertieranordnung, die mit der mindestens einen Eingangsleitung und der mindestens einen Ausgangsleitung verbunden ist, umfassend mindestens eine Invertierlogik und eine Verbindungseinheit, wobei die Verbindungseinheit mit der einen Last verbindbar ist und dazu ausgelegt ist, das Diagnosesignal zu empfangen und ein Verbindungssignal auszugeben, und wobei die Invertierlogik dazu eingerichtet ist, das Verbindungssignal zu empfangen und ein entsprechendes Rückmeldesignal zu generieren, wobei das Generieren des Rückmeldesignals eine Invertierung des Verbindungssignals umfasst; und eine Vergleichseinheit, welche dazu eingerichtet ist, das Diagnosesignal und das Rückmeldesignal miteinander zu vergleichen und, falls vorbestimmte Kriterien nicht erfüllt sind, ein Fehlerzustandssignal an eine Aktoreinheit zu übermitteln.

LITHIUM IRON PHOSPHATE CATHODE ACTIVE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF

Absstract of: WO2026074300A1

The present application discloses a lithium iron phosphate cathode active material and a preparation method and use thereof, and the lithium iron phosphate cathode active material of the present application comprises a core, an intermediate layer coating the core, and an outer layer coating the intermediate layer; the core has a chemical formula of LiyFeMxPO4, wherein 0.80 ≤ y ≤ 0.95, and 0 < x ≤ 0.02, and M is a doped metal element; the intermediate layer has a chemical formula of LiaFebPO4, wherein 1 < a ≤ 3 and 0 ≤ b < 1; and the outer layer is a carbon layer.

POSITIVE ELECTRODE ACTIVE MATERIAL, AND POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME

Absstract of: WO2026075427A1

The present invention relates to a positive electrode active material which comprises a polycrystalline lithium transition metal oxide having a nickel (Ni) content of 40-70 mol% with respect to the total content of transition metals, the positive electrode active material having an average particle diameter (D50) of 15 µm or more, having a particle size distribution (K90) of 0.3 or more and less than 0.7, and having a grain size of 95-130 nm as measured by X-ray diffraction (XRD) analysis, and the positive electrode active material can have excellent levels of charge/discharge capacity and rate characteristics.

ELECTRODE FOR BIPOLAR BATTERY, MANUFACTURING METHOD THEREFOR, AND BIPOLAR ASSEMBLY AND BIPOLAR BATTERY INCLUDING SAME

Absstract of: WO2026075390A1

Provided according to an embodiment of the present invention are an electrode for a bipolar battery, a manufacturing method therefor, and a bipolar assembly and a bipolar battery including same, wherein the electrode comprises: a positive electrode including a positive electrode current collector, a first positive electrode primer layer formed on one surface of the positive electrode current collector, a second positive electrode primer layer formed on the other surface of the positive electrode current collector, and a dry positive electrode material layer formed on the first positive electrode primer layer; and a negative electrode including a negative electrode current collector, a negative electrode material layer formed on one surface of the negative electrode current collector, and a second negative electrode primer layer formed on the other surface of the negative electrode current collector, the second positive electrode primer layer of the positive electrode and the second negative electrode primer layer being bonded to each other so as to face each other.

Series-Discharge Parallel-Charge Multi Cell Battery Pack

Absstract of: US20260100595A1

0000 A unique system for the implementation of a multi cell battery pack whereby the individual cells are organized in different configurations for discharge or charging operation is presented. Battery pack discharge operation utilizes a series (stacked) configuration capable of producing a high output voltage necessary for the application. In contrast, charging operation configures the individual cells into a parallel (single layer) organization offering a simple fast charge operation provided by natural current sharing of the cells. Switch over between the two configurations is achieved using switching array implemented by low-cost N-channel MOSFET devices. Usage of dual modes for battery charge/discharge operation offers a simplified implementation with the highest performance. An application is also described where the present invention is used as a compatible replacement of a standard 12V lead acid automotive battery.

INTRINSICALLY SAFE BATTERY ASSEMBLY

Absstract of: US20260100468A1

0000 An intrinsically safe battery assembly includes a battery pack including at least one battery and a protection circuit connected in series with the battery pack. The protection circuit includes the following elements connected in series: at least one diode configured to prevent the battery pack from being reversely charged, at least one current limiting resistor configured to provide short circuit protection and a resettable fuse configured to provide over current protection.

BATTERY MODULE

Absstract of: WO2026074970A1

A battery module (15) comprises a plurality of battery cells (30) and a plurality of heat storage members (40). The heat storage members (40) absorb heat generated by the battery cells (30). The heat storage members (40) are, for example, a PCM (Phase Change Material) that changes phase between a solid and a liquid. The number of heat storage members (40) is less than the number of battery cells (30). The positive electrode of the battery cells (30), for example, may contain a first active material and a second active material. The first active material may have a crystal of a layered rock salt structure. The second active material may have crystals of an olivine structure.

SYSTEM AND METHOD FOR IN-OPERANDO HEALTH MONITORING FOR LITHIUM-ION BATTERIES IN ELECTRIC PROPULSION USING DEEP LEARNING

Absstract of: US20260098906A1

0000 A method of predicting battery end of life based on a small dataset of sensor data include training a deep learning network using a plurality of a priori generated training datasets, receiving sensor data from a plurality of sensors in real-time coupled to one or more cells in a battery pack as the one or more cells are used in a present discharge cycle to thereby generate a plurality of new unseen sensor datapoints, and applying the new unseen sensor datapoints to the trained deep learning network to thereby generate operational recommendations to achieve one or both of i) extend end of life of the battery pack, and ii) extend operational time of the battery pack during the present discharge cycle or a future discharge cycle.

BATTERY PACK AND METHOD FOR MANUFACTURING BATTERY PACK

Absstract of: US20260100485A1

0000 Provided is a battery pack including a battery housing, a plurality of battery cell stacks accommodated in an interior of the battery housing, and disposed to be spaced apart from each other in a first direction, and busbar extending between the plurality of battery cell stacks in the first direction, in a second direction crossing the first direction. The battery housing includes a base plate, on which the plurality of battery cell stacks are seated, a first cross member extending in the second direction between the plurality of battery cell stacks, and a busbar holder that fixes a position of the busbar between the first cross member and the base plate. A method of assembly includes mounting the busbar, installing the cell stacks around it, attaching cross members, and connecting a cover. The design simplifies busbar alignment, provides secure electrical connections, and offers a compact structure suited for efficient battery systems.

BATTERY MODULE

Absstract of: WO2026074969A1

A battery module (15) comprises battery cells (30) and heat storage members (40). The battery cells (30) each have a positive electrode and a negative electrode. The heat storage members (40) absorb heat generated by the battery cells (30). The heat storage members (40) are, for example, a PCM (Phase Change Material) that changes phase between a solid and a liquid. The positive electrodes contain a first active material and a second active material. The first active material has crystals of a layered rock salt structure. The second active material has crystals of an olivine structure.

SECONDARY BATTERY

Absstract of: WO2026075384A1

According to exemplary embodiments, a secondary battery is provided. The secondary battery may comprise: a cell case including an inner space; insulating partition walls for separating the inner space into a plurality of accommodation spaces; electrode assemblies respectively accommodated in the accommodation spaces; and venting covers respectively overlapping the accommodation spaces. Each of the venting covers may be configured to rupture when the internal pressure of the corresponding accommodation space is equal to or greater than a reference pressure.

BATTERY CELL, AND BATTERY PACK AND VEHICLE INCLUDING SAME

Absstract of: WO2026075500A1

The present invention relates to a battery cell comprising: an electrode assembly in which a separator disposed between a first electrode and a second electrode is wound around a winding shaft; a housing that has an opening portion formed on one side to receive the electrode assembly and a closed portion formed on the other side, and is configured to be electrically connected to the second electrode; and a lead assembly that is configured to cover the opening portion of the housing and includes a lead having a first hole, an insulating gasket configured to be at least partially inserted into the first hole and having a second hole, and a terminal configured to be at least partially inserted into the second hole.

WIRE-TYPE SECONDARY BATTERY

Absstract of: WO2026075394A1

A wire-type secondary battery is provided according to exemplary embodiments. The wire-type secondary battery comprises: a support comprising a core and a spiral guide extending along the surface of the core; a first electrode spirally wound along the surface of the core in between the guide; a first separation layer provided on the outer side of the first electrode and spirally wound along the first electrode; and a second electrode provided on the outer side of the first separation layer and spirally wound along the first separation layer. The support comprises: a first groove into which the first electrode is inserted; a second groove into which the first separation layer is inserted; and a third groove into which the second electrode is inserted. The width of the second groove is greater than the width of the first groove.

THERMAL RUNAWAY PREVENTION MATERIAL AND METHOD FOR PRODUCING SAME

Absstract of: WO2026075373A1

The present invention relates to a thermal runaway prevention material and a method for producing same and, more specifically, to: a thermal runaway prevention material characterized by comprising a bio-soluble ceramic fiber (BSF), an aramid fiber, diatomaceous earth, a sizing agent, and a retention agent; and a method for producing same.

SOLID-STATE ELECTROLYTE SLURRY MIXING AND COATING

Absstract of: US20260100478A1

0000 Methods are disclosed herein for preparing a smooth solid electrolyte slurry and coating the slurry onto a substrate to form a separator of a solid-state battery. In one example, the method includes combining solid electrolyte, solvent, and a binder solution to form a slurry, followed by mixing the slurry to form a smooth slurry. Mixing the slurry includes a combination of mixing under non-vacuum conditions, mixing under vacuum conditions, and milling under vacuum and/or non-vacuum conditions.

BATTERY MANAGEMENT MODULE AND BATTERY PACK COMPRISING THE SAME

Absstract of: US20260100427A1

0000 A battery management module includes: at least one battery cell; a first relay connected to a first terminal of the at least one battery cell; a second relay connected to a second terminal of the at least one battery cell; and a microcontroller to: receive a first voltage value of a first voltage across both ends of the first relay; receive a second voltage value of a second voltage across both ends of the second relay; and generate first pre-diagnosis data associated with a contact failure of at least one of the first relay or the second relay based on the first voltage value and the second voltage value.

TRACTION BATTERY PACK CELL STACK DESIGNS FOR ESTABLISHING SEALED INTERFACES

Absstract of: US20260100465A1

Battery cell stack designs are provided for traction battery packs. An exemplary traction battery pack may include one or more cell stacks housed within an enclosure assembly. Each cell stack may include a top cover and a thermal barrier assembly. The top cover is arranged to protect and interface with an enclosure cover of the enclosure assembly, and the thermal barrier assembly is arranged to inhibit the transfer of thermal energy across the cell stack. A first adhesive may secure a portion of the thermal barrier assembly to the top cover, and a second adhesive may secure the top cover to the enclosure assembly, thereby structurally integrating the traction battery pack.

APPARATUS AND METHOD FOR CONTROLLING BATTERY BASED ON USER'S SELECTION

Absstract of: US20260100601A1

The disclosure provide a system and method for controlling an electronic vehicle battery according to user-selected strategies. Multiple battery operation modes (e.g., general, performance, and efficiency) may be stored, each offering distinct parameters for charging and discharging. A battery management system may present these modes to the driver, enable adjustments such as fast charging current and state-of-charge regions. A user may select a target usage period or performance preference, and the system calculates an expected battery life to guide the choid. The expected battery life may be then displayed—often as a table or graph—so the user can intuitively compare trade-offs among different modes. This adaptive approach manages battery health and optimizes performances based on the user's need and the real-word operation of the vehicle.

MANDREL FOR WINDING ELECTRODE OF SECONDARY BATTERY

Absstract of: US20260100403A1

The present disclosure relates to a mandrel for winding an electrode of a secondary battery, and provides a mandrel for winding an electrode of a secondary battery including a first mandrel member comprising a plurality of exterior faces including longitudinal side surfaces and a first surface, wherein a first hollow portion is provided between the longitudinal side surfaces, and a second mandrel member spaced apart from the first mandrel member and comprising a plurality of exterior faces including second longitudinal side surfaces and a second surface, wherein a second hollow portion is provided between the second longitudinal side surfaces.

SECONDARY BATTERY

Absstract of: US20260100438A1

0000 A secondary battery, includes a case having an accommodation part and a cap part, an electrode assembly having a current collector in the accommodation part, an electrode tab in the accommodation part, the electrode tab being connected to the electrode assembly, a lead connected to the electrode tab, and a heat dissipation layer on the electrode tab, the electrode tab including at least two bending regions and a non-bending region, the heat dissipation layer on the at least two bending regions and the non-bending region, and a width of the electrode tab is 25% to 45% of a width of a current collector of the electrode assembly.

TERMINAL BLOCK STRUCTURE AND TERMINAL BLOCK

Absstract of: US20260100526A1

0000 A terminal block structure includes a first terminal block that is made of a box-shaped insulating resin and accommodates a conductive first terminal; a second terminal block that is made of a box-shaped insulating resin, accommodates a conductive second terminal, and is stacked on the first terminal block; a conducting portion that is held by the second terminal block, is provided between the first terminal and the second terminal, and electrically connects the first terminal and the second terminal; and a coupling portion that presses the first terminal and the second terminal toward the conducting portion and brings the first terminal and the second terminal into contact with the conducting portion. At least one of the first terminal block and the second terminal block has a fire-resistant insulating tape attached to a box inner face thereof.

Messanordnung und Verfahren zum Erfassen einer bestimmten Beschädigung einer Batterie

Absstract of: DE102024128933A1

Die Erfindung betrifft eine Messanordnung (10) zur Erfassung einer bestimmten Beschädigung (B) einer Batterie durch eine externe, von einem Objekt (31) verursachte Kraftbeaufschlagung (K) auf eine unterhalb der Batterie (38) angeordnete Schutzplatte (30), wobei die Messanordnung (10) eine Messeinrichtung (12) und eine mit dieser gekoppelte Steuereinrichtung (14) umfasst, die dazu ausgelegt ist, die bestimmte Beschädigung (B) in Abhängigkeit von einem mittels der Messeinrichtung (12) erfassten Messsignal (A1, A2) zu bestimmen. Dabei ist vorgesehen, dass die Messeinrichtung (12) einen auf der Oberseite (30a) der Schutzplatte (30) angeordneten, elektrischen Schwingkreis (16) mit einem induktiven Schwingkreisteil (16a) und einem kapazitiven Schwingkreisteil (16b), umfasst, und eine mit dem Schwingkreis (16) gekoppelte Anregungseinheit (22) zum Anregen des Schwingkreises (16) und zum Erfassen eines Antwortsignals (A1, A2), wobei die Steuereinrichtung (14) dazu ausgelegt ist, in Abhängigkeit vom erfassten Antwortsignal (A1, A2) eine Resonanzfrequenz (FR) des Schwingkreises (16) zu bestimmen und in Abhängigkeit von der bestimmten Resonanzfrequenz (FR) die bestimmte Beschädigung (B) zu detektieren.

SECONDARY BATTERY MANUFACTURING SYSTEM AND METHOD FOR MANUFACTURING SECONDARY BATTERY

Absstract of: WO2026075379A1

A method for manufacturing a secondary battery is provided. The method comprises the steps of: collecting supply history data and manufacturing history data; and analyzing the supply history data and the manufacturing history data, wherein the manufacturing history data indicates a state of a main facility configured to perform a manufacturing process, and the supply history data indicates a state of a supply unit configured to supply an electrode roll to the main facility.

Elektronikgehäuse

Nº publicación: DE102024129172A1 09/04/2026

Applicant:

PORSCHE AG [DE]

Absstract of: DE102024129172A1

Bereitgestellt wird ein Elektronikgehäuse, aufweisend einen unteren Gehäuseteil mit Wänden und einem Boden zur Aufnahme von Elektronikkomponenten und einen als Deckel gebildeten oberen Gehäuseteil, der an dem unteren Gehäuseteil befestigbar ist, wobei der Deckel derart gebildet ist, dass er nach Befestigung auf dem unteren Gehäuseteil in einer vorgegebenen Länge nach außerhalb des unteren Gehäuseteils herausragt, wobei an einem distalen Ende des Deckels eine Tropfkante vorgesehen ist, die zumindest teilweise den unteren Gehäuseteil derart überlappt, dass ein Hohlraum zwischen Tropfkante und unterem Gehäuseteil gebildet ist, und wobei in dem Hohlraum zwischen Tropfkante und unterem Gehäuseteil ein Dichtelement vorgesehen ist. Das Dichtelement ist dabei entweder als separates Bauteil ausgeführt und in den Hohlraum eingebracht, oder als an eine Innenseite der Tropfkante oder an eine Außenseite des unteren Gehäuseteils, welches die Tropfkante überlappt, angespritztes Dichtelement ausgeführt.