Patents Examined by Kiran Quraishi Akhtar
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Patent number: 11942617Abstract: A battery module includes a plurality of battery cells, a module case configured to accommodate the plurality of battery cells, an air intake unit provided to one side of the module case and configured to guide an air into the module case to cool the plurality of battery cells, an air discharge unit provided to the other side of the module case and configured to discharge the air introduced into the module case through the air intake unit to the outside of the module case, and at least one sheet member attached to an inner wall of the module case between the air discharge unit and the air intake unit and configured to expand at a predetermined temperature or above to seal an inner space of the module case.Type: GrantFiled: February 27, 2020Date of Patent: March 26, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventor: Kyoung-Choon Min
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Patent number: 11936068Abstract: A battery is provided. The battery includes a wound electrode body including a positive electrode, a negative electrode, and a separator interposed therebetween. In an inner circumferential part of the wound electrode body, an insulator is configured to cover at least a partial surface of the separator or a negative electrode collector surface surrounding a first space. The positive electrode or a positive electrode collector is absent in the first space surrounded by the negative electrode collector.Type: GrantFiled: December 31, 2018Date of Patent: March 19, 2024Assignee: Murata Manufacturing Co., Ltd.Inventor: Hidetoshi Takahashi
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Patent number: 11929516Abstract: A battery module can include multiple battery cells, multiple cell tubes, and a first plate. The multiple cell tubes can accommodate the multiple battery cells within the plurality of cell tubes so that individual of the plurality of battery cells are positioned within individual of the plurality of cell tubes. Each battery cell can have a first electric pole and a second electric pole. The first plate can include a printed circuit board. The printed circuit board can include a first conductive layer and an isolating layer. The isolating layer can include at least one blind hole for wire-bonding the conductive layer to one of the battery cells.Type: GrantFiled: March 23, 2023Date of Patent: March 12, 2024Assignee: H55 SAInventors: Sébastien Demont, Stéphane Pierre-Jean Boirin, Michaël Roger Fournier, Nicolas Bosi
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Patent number: 11923520Abstract: Defining magnetic locks with permanent magnet and inductive coil that can be controlled instantaneously on demand within a battery pack by injection of a low electrical current from one or more BMSs. Whatever the positioning of the magnetic locks within the battery pack, one or more controlling BMSs can be positioned either on each accumulator or busbar, or on a branch to control on demand the set of accumulators in electrical series or in parallel, in the branch, either singly or at overall pack level.Type: GrantFiled: September 12, 2019Date of Patent: March 5, 2024Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Johann Lejosne, Pierre Jost, Pierre Perichon
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Patent number: 11916223Abstract: Provided is a rechargeable alkali metal-sulfur cell comprising an anode active material layer, an electrolyte, and a cathode active material layer comprising multiple particulates, wherein at least one of the particulates comprises one or a plurality of sulfur-containing material particles being partially or fully embraced or encapsulated by a thin shell layer of a conducting polymer network, having a lithium ion conductivity no less than 10?8 S/cm, an electron conductivity from 10?8 to 103 S/cm at room temperature (typically up to 5×10?2 S/cm), and a shell layer thickness from 0.5 nm to 10 ?m. This battery exhibits an excellent combination of high sulfur content, high sulfur utilization efficiency, high energy density, and long cycle life. Also provided are a powder mass containing such multiple particulates, a cathode layer comprising such multiple particulates, and a method of producing the cathode layer and the battery cell.Type: GrantFiled: May 9, 2019Date of Patent: February 27, 2024Assignee: Global Graphene Group, Inc.Inventor: Bor Z. Jang
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Patent number: 11909062Abstract: A battery pack is provided including a battery module having a plurality of battery cells or a unit module having the plurality of battery cells; a battery pack frame body including a base plate on which the battery module or the unit module is mounted, and a first side plate and a second side plate connected to the base plate and disposed to face each other; a top frame coupled to an upper portion of the battery pack frame body; and a first end plate and a second end plate electrically connected to electrode terminals of the battery module or the unit module, wherein at least one of the first end plate and the second end plate is configured to include slits.Type: GrantFiled: October 4, 2019Date of Patent: February 20, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Seung Ryul Baek, Jeong Pyo Kong, Jong Hwa Choi
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Patent number: 11888124Abstract: The secondary battery according to the present invention may comprise the separator pocket part having the accommodation groove in which the first electrode plate is accommodated and a radical unit provided as the second electrode plate disposed on one surface of the separator pocket part to secure the stacking property, safety, and insulation.Type: GrantFiled: June 25, 2021Date of Patent: January 30, 2024Inventors: Chang Bum Ahn, Dong Hee Sul, Young Joo Yang
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Patent number: 11881575Abstract: A battery module housing system for cooling a battery module, includes: a lower part having a plate shape, an upper side, and a lower side, the lower part including at least one coolant inlet and at least one coolant outlet that are integrally formed with the lower part; and an upper part to receive the battery module, the upper part having a tub shape and including a bottom tile having an upper side and a lower side, the bottom tile being integrally formed with the upper part. The upper side of the lower part is to be connected to the lower side of the bottom tile to define a cavity between the upper side of the lower part and the lower side of the bottom tile, the cavity defining a liquid-tight hollow interior that is accessible via the at least one coolant inlet and the at least one coolant outlet.Type: GrantFiled: December 5, 2019Date of Patent: January 23, 2024Assignee: SAMSUNG SDI CO., LTD.Inventor: Helmut Rath
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Patent number: 11876241Abstract: A system for supplying power to a portable battery pack including a battery enclosed by a wearable and replaceable pouch or skin using at least one solar panel is disclosed, wherein the pouch or skin can be provided in different colors and/or patterns. Further, the pouch or skin can be MOLLE-compatible. The battery comprises a battery element housed between a battery cover and a back plate, wherein the battery element, battery cover, and back plate have a slight curvature or contour. Further, the battery comprises flexible leads.Type: GrantFiled: July 8, 2020Date of Patent: January 16, 2024Assignee: LAT ENTERPRISES, INC.Inventors: Laura Thiel, Giancarlo Urzi, Carlos Cid
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Patent number: 11870093Abstract: A vehicle includes a high-voltage battery that has a housing and at least one battery cell arranged in the housing. The battery cell has a battery cell housing with an emergency degassing opening which opens at a specified cell inner pressure and through which hot or burning gas can pass out of the interior of the battery cell housing into the housing of the high-voltage battery in the event of a disruption or damage to the battery cell. The emergency degassing opening faces a housing wall against which hot or burning gas flows in the event of the disruption or damage to the battery cell. The housing wall of the high-voltage battery is designed to be more thermally resistant locally in the region in which the emergency degassing opening is arranged and in which the hot or burning gas flows out of the battery cell housing in the event of a disruption or damage to the battery cell than in the wall regions at a distance from the emergency degassing opening.Type: GrantFiled: May 2, 2019Date of Patent: January 9, 2024Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Philip Raettich, Frank Tenfelde
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Patent number: 11870088Abstract: The present disclosure is directed to systems and methods for improving the rigidity or stiffness of an electronic device chassis or housing using a structural secondary battery. The structural secondary battery includes a compression skin disposed about one or more secondary storage cells. The compression skin exerts a compressive force of at least 0.5 atmospheres on the one or more secondary storage cells. A structural member is bonded to the compression skin. The structural member includes a relatively thin (e.g. 0.1 mm or less), rigid (e.g., Young's Modulus of at least 300 GPa), member, such as a sapphire crystal. The structural member may then be bonded or otherwise detachably or non-detachably affixed to an aperture formed in the electronic device chassis or housing. The bonding of the structural member to the electronic device chassis or housing beneficially improves the stiffness of the chassis or housing.Type: GrantFiled: April 9, 2020Date of Patent: January 9, 2024Assignee: Intel CorporationInventors: Juha Paavola, Naoki Matsumura, Mikko Makinen
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Patent number: 11862776Abstract: Provided are a battery, a power consumption device, a method for producing a battery, and a device. The battery includes: a plurality of battery cells arranged along a first direction and a thermal management component extending along the first direction and being connected to a first wall of each battery cell among the plurality of battery cells, the thermal management component including a pair of heat conducting plates that are oppositely arranged along a second direction and a flow passage located between the pair of heat conducting plates, the flow passage being configured to accommodate a fluid to adjust temperatures of the battery cell, and the second direction being vertical to the first wall, where in the second direction, a thickness D of the heat conducting plate and a size H of the flow passage satisfy: 0.01?D/H?25. Technical solutions of embodiments of the present application could enhance performance of batteries.Type: GrantFiled: November 7, 2022Date of Patent: January 2, 2024Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Zhanyu Sun, Yuepan Hou, Xiaoteng Huang, Peng Wang, Haiqi Yang
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Patent number: 11855312Abstract: A redox flow battery may include: a membrane interposed between a first electrode positioned at a first side of the membrane and a second electrode positioned at a second side of the membrane opposite to the first side; a first flow field plate comprising a plurality of positive flow field ribs, each of the plurality of positive flow field ribs contacting the first electrode at first supporting regions on the first side; and the second electrode, including an electrode spacer positioned between the membrane and a second flow field plate, the electrode spacer comprising a plurality of main ribs, each of the plurality of main ribs contacting the second flow field plate at second supporting regions on the second side, each of the second supporting regions aligned opposite to one of the plurality of first supporting regions. As such, a current density distribution at a plating surface may be reduced.Type: GrantFiled: March 4, 2022Date of Patent: December 26, 2023Assignee: ESS TECH, INC.Inventors: Craig E. Evans, Sean Casey, Yang Song
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Patent number: 11855276Abstract: An electrode using a carbon nanotube as a conductive material, and excellent in resistance characteristics is provided. An electrode for a secondary battery herein disclosed has a collector, and an active material layer formed on the collector. The active material layer includes an active material and a carbon nanotube. At least a part of the surface of the carbon nanotube is coated with a material including an element with a lower electronegativity than that of carbon.Type: GrantFiled: July 22, 2021Date of Patent: December 26, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yuji Yamamoto
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Patent number: 11855249Abstract: A method for producing an electrochemical energy storage cell is provided. A current conductor, which is configured for electrically connecting an electrode stack to a cell terminal and has a contact arm, is positioned relative to the electrode stack such that an edge of the contact arm abuts a first lateral surface of a conductor arrangement that projects out of the electrode stack. The conductor arrangement is bent around the edge of the contact arm such that the first lateral surface of the conductor arrangement rests at least in part on a first contact arm lateral surface. The contact arm is supported on a second contact arm lateral surface opposite the first contact arm lateral surface. A contact pressure is exerted on the conductor arrangement resting at least in part on the first contact arm lateral surface, and the conductor arrangement is connected to the current conductor.Type: GrantFiled: November 19, 2019Date of Patent: December 26, 2023Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Ruediger Daub, Franz Fuchs, Simon Lux, Christoph Piller, Seokyoon Yoo
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Patent number: 11848416Abstract: The present invention relates to a thermosetting electrolyte composition for a lithium secondary battery, a gel polymer electrolyte prepared therefrom, and a lithium secondary battery including the gel polymer electrolyte, and particularly, to a thermosetting electrolyte composition for a lithium secondary battery, which includes LiPF6 as a first lithium salt, a second lithium salt excluding the LiPF6, a non-aqueous organic solvent, and a polymer or oligomer containing a unit represented by Formula 1, a gel polymer electrolyte prepared therefrom, and a lithium secondary battery including the gel polymer electrolyte.Type: GrantFiled: September 10, 2019Date of Patent: December 19, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kyoung Ho Ahn, Jung Hoon Lee, Won Kyung Shin, Jae Won Lee, Sol Ji Park, Chul Haeng Lee
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Patent number: 11837744Abstract: A battery pack and an electrical consumer are provided. The battery pack includes multiple battery cells, box, and a handle. The box includes a first housing and a second housing. The first housing and the second housing together define a first accommodation cavity and at least one second accommodation cavity, and each of the first housing and the second housing is provided with a first limiting portion at a top of each of the at least one second accommodation cavity. The handle includes a handle body, at least one connecting portion, and second limiting portions. The second limiting portions are connected with the handle body and/or the at least one connecting portion, the at least one connecting portion is disposed in the at least one second accommodation cavity respectively.Type: GrantFiled: August 30, 2022Date of Patent: December 5, 2023Assignee: Xiamen Hithium Energy Storage Technology Co., Ltd.Inventors: Qiang Yang, Weidong Xu, Nan Zhang
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Patent number: 11804627Abstract: Provided are a battery, a power consumption device, a method for producing a battery, and a device. The battery includes: a plurality of battery cells arranged along a first direction and a thermal management component extending along the first direction and being connected to a first wall of each battery cell among the plurality of battery cells, the thermal management component including a pair of heat conducting plates that are oppositely arranged along a second direction and a flow passage located between the pair of heat conducting plates, the flow passage being configured to accommodate a fluid to adjust temperatures of the battery cell, and the second direction being vertical to the first wall, where in the second direction, a thickness D of the heat conducting plate and a size H of the flow passage satisfy: 0.01?D/H?25. Technical solutions of embodiments of the present application could enhance performance of batteries.Type: GrantFiled: November 7, 2022Date of Patent: October 31, 2023Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Zhanyu Sun, Yuepan Hou, Xiaoteng Huang, Peng Wang, Haiqi Yang
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Patent number: 11799153Abstract: The present disclosure discloses a battery casing, a method for manufacturing the same, and a device including a battery casing. A battery casing includes a casing body, a plurality of battery cells accommodated in the casing body, and a fire protection plate which is disposed inside the casing body at least corresponding to the plurality of battery cells and includes a thermal aerosol fire protection layer which includes an aerosol generating agent, wherein a total mass A of the aerosol generating agent in the casing body and a free space volume B of the casing body satisfy a relationship as represented by 0.03 g/L?A/B?8 g/L.Type: GrantFiled: December 20, 2021Date of Patent: October 24, 2023Assignee: Contemporary Amperex Technology Co., LimitedInventors: Tongxin Chang, Tianming Chen, Ruiqi Han, Zhiming Chen
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Patent number: 11791470Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first current collector, and may include a separator. The battery cell may include a first active material disposed between the first current collector and the separator. The battery cell may include an electrolyte diffusion material disposed between the first active material and the first current collector.Type: GrantFiled: October 21, 2019Date of Patent: October 17, 2023Assignee: Apple Inc.Inventors: Christopher T. Campbell, Andrew C. Chu, Tobias Zeilinger, Ghyrn E. Loveness, Qingcheng Zeng, Kenzo Nagai, Donald G. Dafoe