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1121
results.
Updated on
22/04/2026 [16:11:00]
Results 600 to 625 of 1121
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.
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.
Absstract of: WO2026074630A1
Provided is a method for forming a constriction in a cylindrical member with which it is possible to prevent a fluctuation of the wall thickness of a constriction forming part and the decrease in the roundness of the cross section of the cylindrical member without damaging the inner circumferential surface of the cylindrical member. The present invention comprises: a step for clamping a cylindrical member between a first clamp provided with a columnar mandrel inserted from one open end of the cylindrical member into the hollow interior and a second clamp provided with a columnar mandrel head inserted from the other open end of the cylindrical member into the hollow interior; a rotation step for causing the cylindrical member to rotate about the cylinder axis together with the first clamp and the second clamp; and a constriction formation step for pressing a processing roller, which is capable of rotating about a rotation axis parallel to the cylinder axis of the cylindrical member, against the outer circumferential surface of the rotating cylindrical member, and forming a constriction, between the mandrel and the mandrel head. The clearance between the inner circumferential surface of the cylindrical member and the outer circumferential surface of the mandrel is set to 10% or less of the inner diameter of the cylindrical member.
Absstract of: WO2026075454A1
Provided are a solid electrolyte and an all-solid-state secondary battery including same. The solid electrolyte includes an argyrodite-based compound represented by chemical formula 1 and a CutX compound (where, t is 1 or 2, and X is a halogen or sulfur), or includes an argyrodite-based compound represented by chemical formula 1, wherein a peak related to the CutX compound (where, t is 1 or 2, and X is a halogen or sulfur) appears when an X-ray diffraction analysis of the solid electrolyte is performed using CuKα rays. Chemical formula 1 Li7-a-x-yCuaPS6-x-yClxBry (In chemical formula 1, 0.01≤a≤0.05, 0.5≤x≤0.9, and 0.6≤y≤0.95)
Absstract of: US20260100407A1
A cathode active material for a lithium secondary battery according to embodiments of the present disclosure includes first lithium-transition metal oxide particles containing nickel and having a single particle form, and second lithium-transition metal oxide particles including small-sized lithium-transition metal oxide particles and large-sized lithium-transition metal oxide particles and having a bi-modal distribution. The energy density, cycle life properties, and storage properties of the lithium secondary battery may be improved.
Absstract of: WO2026075476A1
Provided are a positive electrode current collector plate configured to be capable of performing a stable fusing function while reducing resistance, and a battery and a vehicle comprising same. The battery comprising a jelly roll in which a positive electrode, a negative electrode, and a separator are wound in one direction further comprises: a can configured to accommodate the jelly roll; a rivet configured to be electrically connected to the jelly roll and to pass through one side of the can; and a positive electrode current collector plate disposed between the jelly roll and the rivet, and including a rivet coupling portion coupled to the rivet and a plurality of tab coupling portions provided on a radially outer side of the rivet coupling portion to be coupled with the jelly roll, wherein the positive electrode current collector plate further includes: a pair of slits provided inside the plurality of tab coupling portions and disposed to be spaced apart from each other so as to face each other; and a fusing bridge forming a part of the rivet coupling portion between the pair of slits, and constituting a current path through which current flows from the jelly roll to the rivet.
Absstract of: US20260100355A1
A positive electrode active material, a method for preparing the positive electrode active material, and a rechargeable lithium battery including the positive electrode active material are disclosed. The method for preparing a positive electrode active material may include pulverizing a carbon-based raw material to prepare carbon-based fine powder, mixing a lithium metal composite oxide and the carbon-based fine powder to prepare a mixed powder, and applying rotation to the mixed powder to form or provide a carbon-based coating layer on a particle surface of the lithium metal composite oxide. The average particle diameter of the carbon-based fine powder may be about 10 nm to about 100 nm. The applying of the rotation may include applying rotation of about 1,000 rpm to about 6,000 rpm for about 2 minutes to about 10 minutes.
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.
Absstract of: US20260100377A1
A electrode structure is provided in some embodiments of the present disclosure, including an electrode active material particle and an electrode coating layer. The electrode coating layer covers the positive electrode, in which the electrode coating layer includes a structure of formula 1,in which R1 is oxygen, sulfur, ketone group or hydrocarbon group, R2 is oxygen, sulfur, ketone group or hydrocarbon group, R3 is oxygen, sulfur, ketone group or hydrocarbon group, and X is sulfonic acid group.
Absstract of: US20260100455A1
A secondary battery includes a case having an opening formed therein, an electrode assembly accommodated in the case, a cap assembly closing the opening, and an electrode tab that is electrically connected to the electrode assembly and the cap assembly. A thickness of the electrode tab decreases from an end portion of the electrode tab toward a central portion of the electrode assembly in a height direction of the electrode assembly.
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.
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.
Absstract of: US20260097448A1
Proposed is a laser welding apparatus for a secondary battery including a lower clamp configured to support a joint area of a plurality of electrode tabs extending from an electrode assembly and an electrode lead stacked on the plurality of electrode tabs, an upper clamp configured to press the joint area of the plurality of electrode tabs and the electrode lead and to have a through hole therein, and a laser generator configured to emit a laser beam, wherein the laser beam passes through the through hole to weld the plurality of electrode tabs and the electrode lead to enable electrical connection.
Absstract of: US20260100452A1
A case for a secondary battery includes a first case including a first body portion and a first fastening portion positioned at one end of the first body portion, a second case comprising a second body portion, a second fastening portion positioned at one end of the second body portion and configured to be coupled to the first fastening portion of the first case, and a third fastening portion positioned at an opposite end of the second body portion, and a third case including a third body portion and a fourth fastening portion positioned at one end of the third body portion and configured to be coupled to the third fastening portion of the second case.
Absstract of: US20260098913A1
0000 A battery assembly includes a battery cell stack including a plurality of battery cells that extend in a first direction and are arranged in a second direction transverse to the first direction, a side end plate disposed at one side of the battery cell stack in the second direction, and a sensing assembly that covers an area of a side surface of the battery cell stack in the first direction. The sensing assembly includes a sensing board and a sensing support frame supporting the sensing board.
Absstract of: US20260100370A1
0000 Disclosed are methods of manufacturing negative electrode slurry for all-solid-state batteries, negative electrodes manufactured by the methods, and all-solid-state batteries including the negative electrodes. The method of manufacturing a negative electrode slurry includes preparing a first mixture by mixing a negative electrode material with a binder solution that includes a solvent and a first binder, producing a dispersion by performing an ultrasonic dispersion treatment on the first mixture, and preparing a second mixture by adding a second binder to the dispersion.
Absstract of: WO2026074895A1
Provided is a method for manufacturing a pyrochlore-type solid electrolyte containing: a plurality of cations including metal cations; a halogen element; and a defect structure. The method includes: a mixing step (S16) for preparing a mixed starting material obtained by mixing a precursor of the solid electrolyte or a raw material of a precursor and a halogen-containing starting material containing a halogen element; and a firing step (S17) for firing the mixed starting material. In the firing step, the halogen element is volatilized from the solid electrolyte at a halogen volatilization rate Vout, and the halogen element is supplied into a firing atmosphere of the solid electrolyte at a halogen supply rate Vin. In the firing step, if Dp is the median particle diameter of the solid electrolyte, the mixed starting material is fired under an atmosphere having a relationship of Vin/(Vout x Dp) ≥ 0.015.
Absstract of: WO2026075047A1
The purpose of the present invention is to provide: a carbon nanotube slurry that has low viscosity and excellent handleability, while having good conductivity when used as an electrode film; a carbon nanotube slurry for electrodes, which uses said carbon nanotube slurry; and an electrode film that uses said carbon nanotube slurry for electrodes. The present invention provides a carbon nanotube slurry containing: carbon nanotubes having a fiber length of 50 μm or more, an average diameter of 3-20 nm, and a peak intensity ratio G/D of 1.0-2.6 in Raman spectroscopy; carboxymethyl cellulose having a weight-average molecular weight of 50,000-600,000 or a metal salt or ammonium salt thereof; and water (provided that the intensity ratio G/D represents the ratio of G and D in a Raman spectrum obtained by the Raman spectroscopy, where G represents the maximum intensity of a G-band scattered light peak in the range of 1570 cm−1 to 1620 cm−1, and D represents the maximum intensity of a D-band scattered light peak in the range of 1320 cm−1 to 1370 cm−1).
Absstract of: WO2026075457A1
The present invention relates to a method for preparing a carbon nanotube dispersion comprising carbon nanotubes, a solvent, a main dispersant, an auxiliary dispersant, and an additive, wherein the components are introduced stepwise to effectively disperse the carbon nanotubes. The carbon nanotube dispersion prepared according to the method for preparing a carbon nanotube dispersion according to one embodiment of the present invention exhibits a small change in viscosity over time, a relatively low viscosity, and uniform and effective dispersion of the carbon nanotubes.
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.
Absstract of: DE102024128931A1
Die Erfindung betrifft eine Sensoranordnung (10) mit einem Sensorelement (30) für einen Gassensor (32), wobei das Sensorelement (30) eine elektrisch leitfähige Sensorschicht (28) umfasst, die zumindest eine Materialkomponente (M) umfasst, die dazu ausgelegt ist, mit zumindest einer Gaskomponente (34) eines Gases (36), das im Falle eines thermischen Durchgehens einer Batteriezelle (38) aus dieser austritt, zu reagieren. Dabei ist vorgesehen, dass die Sensoranordnung (10) eine flexible Leiterplatte (12) umfasst, die einen elektrisch isolierenden flexiblen Träger (18), eine elektrisch isolierende flexible Deckschicht (20), die eine der Umgebung (24) zugewandte Außenseite (26) aufweist, und mindestens eine zwischen dem Träger (18) und der Deckschicht (20) angeordnete erste elektrische Leitung (22) umfasst, wobei die Sensorschicht (28) an der Außenseite (26) der Deckschicht (20) angeordnet ist.
Absstract of: US20260100467A1
0000 A battery assembly includes a first endplate, a second endplate, at least one cell stack disposed between the first endplate and the second endplate, at least one compression spring disposed between the first endplate and the second endplate and configured to bias the at least one cell stack toward the second endplate, and a belt operably coupled with and extending between the first endplate and the second endplate. The belt is configured to bias the second endplate toward the first endplate.
Absstract of: WO2026075558A1
The invention relates to an energy recovery system integrated into lithium-ion (Li-ion) battery modules (400), using a double thermoelectric generator (GTE) (300) in each battery (7). The generator is positioned such that one of its ceramic plates is in thermal contact with the battery (7), while the other plate is in contact with the liquid cooling system (8) of the vehicle. This configuration allows the continuous conversion of the heat dissipated by the batteries into electrical energy, thereby improving overall energy efficiency and prolonging the service life of the batteries. This system is specifically designed to perfectly fit the cylindrical shape of Li-ion batteries.
Absstract of: WO2026074994A1
A positive electrode precursor 23 according to the present invention can be used for a positive electrode 20 of an alkaline storage battery 10 and is characterized by: containing a layered double hydroxide (LDH) that contains, as constituent elements, Ni and at least one metal element selected from Co, Fe, Al, and Mn; and the charge/discharge capacity thereof being developed by using an electrochemical oxidation treatment. The positive electrode precursor 23 according to the present invention is capable of providing a positive electrode that suppresses decreases in the discharge capacity due to charging/discharging having been repeatedly performed, and that can improve the life cycle of the alkaline storage battery.
Nº publicación: DE102024129036A1 09/04/2026
Applicant:
FFT PRODUKTIONSSYSTEME GMBH & CO KG [DE]
Absstract of: DE102024129036A1
Verfahren zum Öffnen eines mehrteiligen Gehäuses eines Batteriesystems, insbesondere zum Öffnen eines Gehäuses eines Hochvoltspeichers und/oder zum Öffnen eines Gehäuses eines Niedervoltspeichers, wobeia) in dem Inneren des Gehäuses wenigstens ein Batteriezelle ausgebildet ist,b) das Gehäuse ein Gehäuseteil und ein Gehäusegegenstück umfasst,c) das Gehäuseteil eine dem Gehäusegegenstück zugwandte Fügefläche und das Gehäusegegenstück eine dem Gehäuseteil zugewandte Fügegegenfläche aufweist,d) die Fügefläche und die Fügegegenfläche über einen Fügespalt miteinander gefügt sind, und wobeie) das Gehäuseteil in einem Trennverfahren mittels eines Trennwerkzeugs zerteilt wird,f) ein erster Teil des Gehäuseteils entfernt wird, so dass eine Öffnung in das Innere des Gehäuses freigegeben wird, und wobeig) es sich bei dem Trennverfahren um ein Schneidverfahren handelt.
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