Patents Examined by Karie O'Neill Apicella
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Patent number: 12034177Abstract: A battery pack includes at least two battery modules arranged in one direction; and a fire extinguisher having a linear temperature sensor partially extending linearly along the at least two battery modules and configured to sense whether at least one of the at least two battery modules has a temperature over a predetermined temperature, a fire extinguishing tank configured to accommodate a fire extinguishing agent therein, a pipe connected to the fire extinguishing tank to supply the fire extinguishing agent from the fire extinguishing tank to each of the at least two battery modules, and a valve opened to supply the fire extinguishing agent from the fire extinguishing tank to the battery module over the predetermined temperature.Type: GrantFiled: August 7, 2020Date of Patent: July 9, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Jin-Kyu Lee, Goan-Su Jung, Jun-Min Lee, Gyong-Jin Oh
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Patent number: 12034171Abstract: In some examples, a method for forming an energy storage device assembly, e.g., for an implantable medical device, may comprise partially enclosing electrodes of an energy storage device within a foil pack, wherein the foil pack includes an unsealed portion and a sealed portion when partially enclosing the electrodes of the energy storage device. The method may further comprise forming a first heat seal at the unsealed portion of the foil pack, and subsequently forming a second heat seal that is redundant with the first heat seal of the foil pack.Type: GrantFiled: November 9, 2020Date of Patent: July 9, 2024Assignee: Medtronic, Inc.Inventors: Joseph J. Viavattine, Brad C. Tischendorf
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Patent number: 12027675Abstract: An electric vehicle battery pack configured to rapidly discharge one or more individual battery cells within a multi-cell battery arrangement to mitigate a propagation of a multi-cell thermal runaway event, the vehicle battery pack including a plurality of battery cells and a battery management system including sensing circuitry configured to sense one or more conditions of the plurality of battery cells, a processor configured to process data sensed by the sensing circuitry to determine whether any of the plurality of battery cells is experiencing the onset of a thermal runaway event, and a control engine configured to isolate and rapidly discharge a potential energy from a battery cell experiencing the onset of a thermal runaway event, thereby mitigating a potential for a propagation of a thermal runaway event experienced by a single cell into a multi-cell thermal runaway event.Type: GrantFiled: November 23, 2021Date of Patent: July 2, 2024Assignee: POLESTAR PERFORMANCE ABInventors: Niklas Roos, Robert Wassmur
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Separator, method of manufacturing the separator, and electrochemical device including the separator
Patent number: 12021257Abstract: Provided are a separator, a method of manufacturing the separator, and an electrochemical device including the separator. According to an embodiment of the present disclosure, a separator including: a porous substrate and an inorganic particle layer provided on at least one surface of the porous substrate may be provided, wherein a value of the following Formula (1) is 0.135 or more: (1) BDV/t, wherein BDV is a voltage (kV) when a leakage current value is 5 mA, and t is an overall average thickness (?m) of the separator.Type: GrantFiled: June 8, 2023Date of Patent: June 25, 2024Assignees: SK INNOVATION CO., LTD., SK IE TECHNOLOGY CO., LTD.Inventors: Tae Wook Kwon, Heung Taek Bae -
Patent number: 12021251Abstract: The present utility model relates to a waterproof external power source for a portable refrigerator, comprising: a casing; a battery pack installed in the casing; a battery-pack-fixing and current-outputting device; and a power source installation device for fixing a power source to the outside of the portable refrigerator, the power source installation device being a mechanical installation frame or a magnetic installation device. The external power source is provided with a mechanical installation frame or a magnetic installation device, such that the external power source can be installed at a side portion of the portable refrigerator, thereby facilitating the connection between the portable refrigerator and the power source and the uses thereof, preventing the external power source from being placed in a disorderly manner, and achieving easy installation and simple disassembly.Type: GrantFiled: April 25, 2019Date of Patent: June 25, 2024Assignee: LEISURE-TEC INTERNATIONAL LIMITEDInventor: Andreas Bischof
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Patent number: 12015170Abstract: A separator, a method of manufacturing the separator, and an electrochemical device including the separator. The separator includes: a porous substrate; and an inorganic particle layer formed on at least one surface of the porous substrate, wherein a release rate of the inorganic particle layer is 70% or more when measured by immersing the separator in a water tank at room temperature and then subjecting the separator to sonication under conditions of a frequency of 40 kHz, an output of 1,000 W, and an application time of 60 seconds.Type: GrantFiled: June 8, 2023Date of Patent: June 18, 2024Assignees: SK INNOVATION CO., LTD., SK IE TECHNOLOGY CO., LTD.Inventors: Yun Bong Kim, Kyu Young Cho, Tae Wook Kwon, Heung Taek Bae
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Patent number: 12009125Abstract: A flat electrical cable comprises a conductive core having a core sheath and a cooling channel having a cooling channel sheath. The cooling channel and the core extend mutually parallel to one another along a length of the cable and are integrally joined to one another by a web extending along the core and the cooling channel.Type: GrantFiled: May 20, 2021Date of Patent: June 11, 2024Assignee: TE Connectivity Germany GmbHInventors: Andre Martin Dressel, Florian Brabetz, Rudi Blumenschein, Gerzson Toth, Uwe Hauck
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Patent number: 12009520Abstract: Disclosed are a secondary lithium battery anode and a secondary lithium battery including same, the secondary lithium battery anode comprising a current collector and an anode active material layer located on at least one surface of the current collector, wherein the anode active material layer includes an anode active material, which has sphericity of 0.83 to 0.91, and a binder, which has an average particle diameter (D50) of 180 nm to 450 nm.Type: GrantFiled: March 15, 2019Date of Patent: June 11, 2024Assignee: Samsung SDI Co., Ltd.Inventors: Jungmin Lee, Ilkyong Kwon, Myungseop Kim, Yuhyun Kim
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Patent number: 12009538Abstract: A battery system includes: a battery stack including a plurality of rectangular battery cells that are stacked; end plate placed at both ends of the battery stack; and a binding bar that connects the end plates to fix the battery stack in a compressed state. End plate includes plates placed on both surfaces and plate-shaped block laminated between plates; plates include outer plate and inner plate; plate-shaped block includes dual-side blocks placed on both sides so as to be separated from each other and intermediate block placed in tapered groove between dual-side blocks; the tapered groove has a taper shape that gradually increases in width from an outside to an inside of the end plate. The intermediate block is placed in facing surfaces of the tapered groove in a slidable manner; the dual-side blocks are fixed to the plates; and intermediate block pressed by battery stack is press-fitted into tapered groove and end plate applies tensile stress to outer plate and inner plate via dual-side blocks.Type: GrantFiled: July 26, 2019Date of Patent: June 11, 2024Assignee: SANYO Electric Co., Ltd.Inventors: Koji Fujinaga, Kengo Ishibashi, Shinichi Mitsubori
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Patent number: 12002940Abstract: An emergency rapid cooling system configured to provide rapid cooling to an electric vehicle battery pack during a thermal event. The emergency rapid cooling system including at least one capsule filled with a fluid, the at least one capsule including at least one nozzle positioned in proximity to at least one battery cell, wherein the at least one nozzle is configured to open upon reaching at least one of a determined temperature or pressure, thereby enabling the fluid within the at least one capsule to rapidly decrease in pressure and accompanying temperature to provide cooling to the at least one battery cell.Type: GrantFiled: February 15, 2022Date of Patent: June 4, 2024Assignee: POLESTAR PERFORMANCE ABInventor: Jongseok Moon
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Patent number: 11990638Abstract: A battery modules includes a battery cell stack, in which a plurality of battery cells are stacked, a frame accommodating the battery cell stack, end plates covering front and rear surfaces of the battery cell stack, and busbar frames formed between the end plates and the battery cell stack, and a plurality of slots are formed in each of the busbar frames and a venting portion is formed at the center of each of the end plates, and the plurality of battery cells pass through the plurality of slots and are connected to the outside through a first passage part connected to the venting portion.Type: GrantFiled: June 22, 2020Date of Patent: May 21, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Jong Ryeol Oh, Jongyoung Lee, Beak San Lee
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Patent number: 11990653Abstract: Techniques of deploying fuel cells in a facility are described herein. In one embodiment, a method includes identifying a location of the receptacle at the facility that the fuel cell is connected upon detecting the fuel connector of the second side of the carrier being coupled to a fuel port at a receptacle at the facility. The method can then include generating and storing, in a database, a fuel cell record indicating that the fuel cell is physically connected to the receptacle at the identified location in the facility and instructing a control device in the facility corresponding to the identified location to provide fuel to the fuel cell via the fuel port, the fuel connector, the connection between the first side and the second side of the carrier, and the fuel inlet of the fuel cell.Type: GrantFiled: August 29, 2022Date of Patent: May 21, 2024Assignee: Microsoft Technology Licensing, LLCInventors: Nicholas Keehn, Eric Clarence Peterson, Sean Michael James
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Patent number: 11984606Abstract: Provided is a rolled copper foil for a lithium ion battery current collector, which has good adhesion to a negative electrode active material, generates less metal powder during ultrasonic welding, and has a rust prevention property. In the rolled copper foil for a lithium ion battery current collector, a surface of the copper foil has a BTA film, the BTA film has a thickness of 0.6 nm or more and 4.6 nm or less, and the rolled copper foil satisfies the following relationships: 40?wet tension [mN]/m]+thickness of BTA film [nm]×10?80; 0.01?arithmetic average roughness Ra [?m]?0.25; and wet tension [mN/m]?35.Type: GrantFiled: August 22, 2019Date of Patent: May 14, 2024Assignee: JX Metals CorporationInventor: Katsuhiro Kudo
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Patent number: 11967674Abstract: An electrochemical device, including a positive electrode, a negative electrode, a separator and an electrolyte. The electrolyte includes a nitrile compound, and the mass percentage of the nitrile compound in the electrolyte is A %; the negative electrode includes a current collector, wherein the current collector comprises a first region and a second region; the first region is provided with a negative electrode active substance layer; the second region does not comprise a negative electrode active substance layer; the area of the second region is B % of the surface area of the current collector; and A×B<600.Type: GrantFiled: March 3, 2020Date of Patent: April 23, 2024Assignee: NINGDE AMPEREX TECHNOLOGY LIMITEDInventors: Lilan Zhang, Chao Tang, Jianming Zheng
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Patent number: 11967747Abstract: The disclosed technology relates to redox flow batteries (“RFB”), and particularly to electrolytes useful in RFBs based on 2,5-dimercapto-1,3,4-thiadiazole (“DMTD”) and derivatives thereof.Type: GrantFiled: September 14, 2020Date of Patent: April 23, 2024Assignees: The Lubrizol Corporation, Ohio State Innovation FoundationInventors: Shiyu Zhang, Paul E. Adams, Shelby Davis, Christopher Michael Rasik, Madison Tuttle
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Patent number: 11967689Abstract: Systems and methods here may include a modular battery pack including a housing, and within the housing: individual battery cells arranged in rows, a circuit board at one end of the housing configured to manage a thermal condition of the battery pack, heat sensors in communication with the circuit board, an enclosed heat pipe arrangement in a corrugated configuration arranged between each row of battery cells within the housing, and a fan and/or Peltier heat sink configured at one end of the battery pack housing, in communication with the circuit board.Type: GrantFiled: November 12, 2019Date of Patent: April 23, 2024Assignee: Mobius.Energy CorporationInventors: Eugene Choi, Daniel Membreno
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Patent number: 11962051Abstract: The invention provides an electrolyte material for a solid oxide fuel cell comprising a perovskite oxide comprising at least one element A selected from the group consisting of Ba and Sr, an element Zr, at least one element M selected from the group consisting of Y and Yb, and oxygen, and also a solid phase method for producing the electrolyte material.Type: GrantFiled: August 28, 2019Date of Patent: April 16, 2024Assignee: SAKAI CHEMICAL INDUSTRY CO., LTD.Inventors: Takuma Nishimoto, Kazuya Miyasaka, Minoru Yoneda
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Patent number: 11949083Abstract: Provided is a battery assembly having a distributed cooling and fire protection system, the battery assembly comprising: (a) a plurality of battery cells; (b) a case configured to hold the plurality of battery cells; and (c) a cooling liquid distribution system, having a cooling liquid reservoir and/or pipes that are in proximity to at least a subset of the plurality of the cells and configured to deliver, on demand, a desired amount of the first cooling liquid on a cell or multiple cells in the vicinity of the cell when a temperature of the cell exceeds a threshold temperature; wherein the first cooling liquid comprises a fire protection or fire suppression substance which, on contact with the cell, prevents, retards, or extinguishes a cell fire and prevents a propagation or cell-to-cell cascading reactions of a thermal runaway or fire event.Type: GrantFiled: June 11, 2020Date of Patent: April 2, 2024Assignee: Global Graphene Group, Inc.Inventors: Aruna Zhamu, Bor Z. Jang
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Patent number: 11942614Abstract: A thermal management system for an electric vehicle including an energy storage system and a vehicle component that requires cooling. A method for thermal management of an electric vehicle, and an electric vehicle including the thermal management system. The system including a heater arranged to heat the energy storage system, wherein the heater is arranged to be powered by either the energy storage system or an external power source, a control unit for controlling the heater and configured to identify when the heater is powered by the external power source, and to, when the heater is powered by the external power source receive data associated with the ambient temperature, determine whether the ambient temperature is below or above a minimum temperature, control the heater to heat the energy storage system when the ambient temperature is below the minimum temperature.Type: GrantFiled: October 8, 2021Date of Patent: March 26, 2024Assignee: YMER TECHNOLOGY ABInventor: Josef Graubmann
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Patent number: 11942627Abstract: A positive electrode for a lithium ion secondary battery, including a positive electrode current collector; and a positive electrode mixture layer that is provided on at least one side of the positive electrode current collector, the positive electrode mixture layer including a positive electrode active material layer, and an undercoat layer formed between the positive electrode current collector and the positive electrode active material layer, the undercoat layer containing a conductive auxiliary, a binder, and a thermally expandable microcapsule having a maximum volume expansion temperature of from 70° C. to 180° C.Type: GrantFiled: March 29, 2019Date of Patent: March 26, 2024Assignee: MITSUI CHEMICALS, INC.Inventors: Shinji Yamamoto, Yuri Endo