Having Intercell Connector Patents (Class 429/158)
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Patent number: 12151849Abstract: The present application a model changing method and a battery tray. The model changing method includes: limiting a limited member by a pair of limiting assemblies, where each of the limiting assemblies is provided with a first limiting surface and a second limiting surface; disposing two first limiting surfaces of the pair of limiting assemblies opposite each other to form a first accommodating cavity; and disposing two second limiting surfaces of the pair of limiting assemblies opposite each other to form a second accommodating cavity, where a length of the first accommodating cavity is not equal to that of the second accommodating cavity.Type: GrantFiled: December 18, 2023Date of Patent: November 26, 2024Assignee: ZHUHAI TITANS NEW POWER ELECTRONICS CO., LTDInventors: Xiaowen Liao, Xinhua Huang, Zhou Zhang
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Patent number: 12125613Abstract: A cable for a battery includes a conductive member that extends in a longitudinal direction of the cable, an expansion member spaced with the conductive member, and an insulation member covering the periphery of the conductive member and the expansion member. The insulation member has a through hole. The expansion member is configured to expand and overflow to the outer surface of the insulation member through the through hole when the temperature reaches a threshold.Type: GrantFiled: March 5, 2024Date of Patent: October 22, 2024Assignee: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITEDInventors: Zhijie Huang, Zhiming Chen, Xin Pan, Xiaoyin Yu, Huimin Miao
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Patent number: 12113232Abstract: A battery pack including battery cells; a circuit unit connected to the battery cells; and a flexible wiring connecting the battery cells and the circuit unit to each other, wherein the flexible wiring includes a first end portion to which a plurality of conductive lines are physically bound; and a first group of conductive lines and a second group of conductive lines which extend from the first end portion, branch off from each other, and then extend in parallel to each other, and the first group of conductive lines includes a folded portion at a branching position at which the first group of conductive lines is separated from the second group of conductive lines.Type: GrantFiled: September 13, 2021Date of Patent: October 8, 2024Assignee: SAMSUNG SDI CO., LTD.Inventors: Soodeok Moon, Byunghyun Lee, Younghwan Kwon, Jaepil Ahn, Jaehoon Kim, Jihyeon Lee
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Patent number: 12114426Abstract: Aspects described herein relate to a conformal wearable battery (CWB) and/or a system that includes plural battery cells. The CWB and/or system includes a flexible printed circuit board assembly (PCBA). The plurality of battery cells are arranged in a pattern on a same side of the flexible PCBA. One or more examples of the flexible PCBA include cutouts and electrical connection pads. A battery cell is connected to an electrical connection pad via electrically conductive elements, such as tabs. In one or more examples, the electrically conductive elements extend through the cutouts in the flexible PCBA. In other examples, the electrically conductive elements wrap around an edge of the flexible PCBA.Type: GrantFiled: March 30, 2023Date of Patent: October 8, 2024Assignee: Inventus Power, Inc.Inventors: Elijah Brett Goldin, Ilyas Ayub, William Mark Batts, Anvin Joe Manadan, Timothy James Vallaro, Bryan Rossman, Daniel Paul Rose, Kevin James Zwart, Marcelo Nicosia, Horace C. Rodriguez
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Patent number: 12107283Abstract: Battery systems according to embodiments of the present technology may include a battery cell having an electrode tab extending from an edge of the battery cell. The systems may also include a module electrically coupled with the battery cell. The module may be characterized by a first surface, a height, and a second surface opposite the first surface. A conductive tab coupled along the first surface of the module may extend from a first end parallel to a plane of the first surface. The conductive tab may be characterized by a curvature proximate a midpoint of the conductive tab. A distal region of the conductive tab may return back across the first surface of the module substantially parallel to the first surface. A distal portion of the electrode tab may be fixedly coupled with the distal region of the conductive tab.Type: GrantFiled: September 24, 2021Date of Patent: October 1, 2024Assignee: Apple Inc.Inventors: Angelo V. Marasco, Nathan J. Bohney, John M. McCambridge, Antonio Manenti, Laura E. Mayer, Scott L. Gooch, Jonathan C. Wilson, Flynn P. Carson
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Patent number: 12100847Abstract: A cylindrical battery cell includes an electrode assembly including a first electrode tab and a second electrode tab, a battery can in which the electrode assembly is received, the battery can being electrically connected to the second electrode tab, a top cap to cover a top opening of the battery can, the top cap being electrically connected to the first electrode tab and electrically insulated from the battery can, and a terminal extension member coupled to a top of the battery can and electrically insulated from the top cap.Type: GrantFiled: December 24, 2021Date of Patent: September 24, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Su-Ji Choi
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Patent number: 12100849Abstract: A battery module includes a plurality of secondary batteries, each including an electrode assembly and an electrolyte accommodated in an inner space of an exterior case. The battery module also includes an electrode lead having a body and a plate-shaped head portion. A first end of the body is electrically connected to a positive electrode plate or a negative electrode plate of the electrode assembly, and a second end of the body protrudes outward from the exterior case. The plate-shaped head extends in both directions perpendicular to the protruding direction of the body from the second end. The battery module also includes a bus bar having a plate shape with a slit extending inwardly from one end thereof so as to receive a portion of the body. The electrode lead and the bus bar may be at least partially made of an electrically conductive material.Type: GrantFiled: March 22, 2023Date of Patent: September 24, 2024Assignee: LG Energy Solution, Ltd.Inventors: Hyun-Young Cho, Yong-Il Kim, Yong-Seok Choi
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Patent number: 12100850Abstract: This disclosure relates generally to an apparatus for organizing battery cells. The apparatus includes a block including: sleeves forming chambers, a first sheet configured to locate the sleeves, and a foam structure surrounding the sleeves. Each chamber is configured to accommodate a battery cell. The block is configured to: organize the battery cells into battery cell groups, separate each battery cell group from its adjacent battery cell groups using a thermally insulating material, and prevent gas from entering into each battery cell group from its adjacent battery cell groups. Each battery cell group includes a plurality of the battery cells, each of the battery cells in the battery cell group is adjacent to at least another of the battery cells in the battery cell group. Each battery cell group is adjacent to at least another battery cell group.Type: GrantFiled: April 7, 2023Date of Patent: September 24, 2024Assignee: ARCHER AVIATION INC.Inventors: Alex Clarabut, Likhith Madamanchi, Alex Ho Yang, Ryan Joseph Cherniak, Kerry Manning
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Patent number: 12080893Abstract: A novel electrode is provided. A novel power storage device is provided. A conductor having a sheet-like shape is provided. The conductor has a thickness of greater than or equal to 800 nm and less than or equal to 20 ?m. The area of the conductor is greater than or equal to 25 mm2 and less than or equal to 10 m2. The conductor includes carbon and oxygen. The conductor includes carbon at a concentration of higher than 80 atomic % and oxygen at a concentration of higher than or equal to 2 atomic % and lower than or equal to 20 atomic %.Type: GrantFiled: May 26, 2023Date of Patent: September 3, 2024Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Teruaki Ochiai, Takahiro Kawakami, Takuya Miwa
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Patent number: 12062750Abstract: A battery cell includes: a casing; an end cap assembly including an end cap body and an electrode terminal located on the end cap body; and an electrode assembly arranged in the casing and including a first electrode sheet and a second electrode sheet with opposite polarities; the first electrode sheet includes a first main portion and a first electrode tab protruding from the first main portion, and the second electrode sheet includes a second main portion and a second electrode tab protruding from the second main portion; an end of the winding body includes a first conductive region and a second conductive region, the first electrode tab is led out from the first conductive region, the second electrode tab is led out from the second conductive region, and adjacent first conductive region and second conductive region are arranged to be spaced along a radial direction of the winding body.Type: GrantFiled: February 1, 2024Date of Patent: August 13, 2024Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Hu Xu, Siying Huang, Fenggang Zhao, Haizu Jin
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Patent number: 12051817Abstract: The invention is a battery clamshell plate comprising a plurality of laminate layers stacked and connected together. The laminate layers may be made of printed circuit board (PCB). The laminate layers may have cut outs to house battery cells, of which the battery cells are connected to the battery clamshell plate by friction or mechanical means. The invention considers strategies to minimize weight and to ensure resistance to shock and vibration failures. This invention also considers air cooling in between cells.Type: GrantFiled: October 3, 2023Date of Patent: July 30, 2024Assignee: Oasis Aerospace Inc.Inventors: Eric Tischer, Scott Holmes, Thomas Lockwood
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Patent number: 12034182Abstract: A laminated busbar for interconnecting electrical storage devices, comprising an insulating layer and at least one conductive band arranged on the insulating layer, the at least one conductive band comprising a succession of repeating conductor patterns, each conductor pattern defining a cluster having a first terminal and a second terminal for connection to an energy storage device. The laminated busbar also comprises a first terminator coupled to the first terminal and a second terminator coupled to the second terminal, the first and second terminators configured to connect to terminals of the energy storage device.Type: GrantFiled: February 23, 2021Date of Patent: July 9, 2024Assignee: MERSEN FRANCE ANGERS SASInventors: Maxime Babinot, Thomas Fouet, Simon Dario, Jean-François De Palma
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Patent number: 12021265Abstract: A bus bar has: a first joint part connected to an output terminal of the first cell; a second joint part connected to an output terminal of the second cell; and a projection that is disposed between the first joint part and the second joint part and protrudes in a stacking direction in which the cells and the bus bar are stacked. The projection has a first inclined part extending from the first joint part and has a second inclined part extending from the second joint part. The first inclined part and the second inclined part are arranged in such a manner that the first inclined part and the second inclined part are aligned with a predetermined interval W and that the predetermined interval gradually becomes wider from a first end side toward a second end side.Type: GrantFiled: March 11, 2019Date of Patent: June 25, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tetsuji Omura, Shingo Kume
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Patent number: 12009549Abstract: A battery terminal bushing is disclosed. The battery terminal bushing comprises a body having an insertion end and an exterior end opposite the insertion end. One or more sealing rings surround the body between the insertion end and the exterior end. A terminal post connector segment is provided on the insertion end of the body. An anti-torque pattern is provided on one or more surfaces of the body configured to engage and be contained within the battery housing material. A lead acid battery comprising the battery terminal bushing is also disclosed.Type: GrantFiled: October 30, 2020Date of Patent: June 11, 2024Assignee: CPS Technology Holdings LLCInventors: Arunraj Varatharajah, Vladimir Garcia Hernandez, Jason D. Fuhr
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Patent number: 11990593Abstract: In at least one embodiment, provided is a battery pack for a vehicle including a thin firebox for enclosing batteries and containing thermal runaway gases, thermal insulation surrounding the firebox, and a vent hole extending through the firebox and the thermal insulation to an exterior of the vehicle with vent hole plug and a pressure relief frangible vent cover at least partially covering the vent hole plug to retain it within the vent hole.Type: GrantFiled: October 25, 2021Date of Patent: May 21, 2024Assignee: SoftBank Corp.Inventors: Peter Delioussine, Brian Jensen
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Patent number: 11990646Abstract: A power storage module includes a plurality of power storage devices and a bus bar electrically connecting the plurality of power storage devices. Each power storage device has a housing and a pair of output terminals disposed on a first surface of the housing. The bus bar has the plurality of terminal connections connected to the output terminals of each power storage device, and a linking part connecting the plurality of terminal connections. Each terminal connection part has a first part connected to each output terminal and a second part continuous from the first part and extending along a second surface spreading in a direction intersecting the first surface of the housing. Each linking part has a third part that connects the second parts of the adjacent terminal connections to each other.Type: GrantFiled: November 12, 2019Date of Patent: May 21, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Shingo Kume, Akihiro Yoneyama
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Patent number: 11962038Abstract: A power storage component module includes power storage components and a bus bar connecting the power storage components to one another. At least one positioning boss is provided on an electrode included in the power storage components. The at least one positioning boss protrudes upward. The at least one positioning boss includes a base end and a distal end having a diameter less than a diameter of the base end. At least one through hole opens in the bus bar. The bus bar is placed on the at least one positioning boss and a hole edge of the at least one through hole is disposed around the at least one positioning boss between the base end of the at least one positioning boss and the distal end of the at least one positioning boss in a vertical direction.Type: GrantFiled: May 30, 2019Date of Patent: April 16, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nobuyuki Matsumura, Shinichi Takase, Hiroki Shimoda, Yusuke Suzuki, Isamu Hamamoto
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Patent number: 11955664Abstract: A battery module includes an insulating base, a pair of electrodes and multiple battery packs. Each electrode is installed to the insulating base and has a bridge portion and a wire connecting part exposed from the insulating base, and a pair of lugs is extended smoothly from each battery pack, and an end of at least a part of the lugs is attached to each bridge portion correspondingly. Therefore, the lug is not being twisted or deformed easily, and the battery module may have good conductive efficiency, long service life, and convenience of changing the battery pack.Type: GrantFiled: March 17, 2022Date of Patent: April 9, 2024Assignee: AMITA TECHNOLOGIES INC.Inventors: Chueh-Yu Ko, Hou-Chi Chen, Chia-Wen Yen, Ming-Hsiao Tsai
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Patent number: 11942660Abstract: A battery pack includes: a plurality of bare cells including an electrode terminal at both ends thereof; and an electrode tab arranged at each of the both ends to electrically connect adjacent bare cells to each other, wherein the electrode tab includes: a plate including a plurality of opening portions formed corresponding respectively to the plurality of bare cells; a plurality of fuse portions extending from one edge of the plurality of opening portions into the plurality of opening portions; and a plurality of coupling portions bent from the plurality of fuse portions, arranged at a center portion of the plurality of opening portions, and coupled to the electrode terminal.Type: GrantFiled: October 18, 2018Date of Patent: March 26, 2024Inventor: Sanghoon Bae
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Patent number: 11942657Abstract: An inter-terminal connection structure electrically connecting terminal portions via a conductive component. The conductive component includes a conductive member having connection portions that are fastened so as to be connected to the respective terminal portions, and a case having insulation properties while accommodating the conductive member, an insulating cover covering at least one of the terminal portions and the connection portions, an opening window provided to the insulating cover and exposing at least one of the terminal portions and the connection portions, and a relay portion provided to the connection portion or the terminal portion fastened to the at least one of the terminal portions and the connection portions covered by the insulating cover while being inserted through the opening window to be connected to the at least one of the terminal portions and the connection portions.Type: GrantFiled: May 20, 2020Date of Patent: March 26, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Taiji Yanagida, Hiroki Shimoda, Nobuyuki Matsumura, Yoshinori Ikai, Yasuhiro Kudou
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Patent number: 11909055Abstract: A secondary battery includes an electrode body that includes a positive and a negative electrode plate, a battery case that has an opening in which the electrode body is accommodated, a sealing body that seals the opening, an internal terminal that is disposed on an inner side of the sealing body and connected to the positive or the negative electrode plate, and an external terminal that is disposed on an outer side of the sealing body and connected to the internal terminal. The external terminal includes a rivet that is formed in such a manner as to extend through the sealing body, and the internal terminal includes a first portion made of a first metal and a second portion made of a second metal. The external terminal is made of the second metal, and the rivet of the external terminal is joined to the second portion of the internal terminal.Type: GrantFiled: July 22, 2019Date of Patent: February 20, 2024Assignee: PANASONIC HOLDINGS CORPORATIONInventors: Ichiro Murata, Hiroaki Imanishi
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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: 11901530Abstract: A battery module which includes: a battery stack formed by stacking a plurality of battery cells respectively including electrode tabs on each other; and bus bar assemblies located on sides of the battery stack, from which the electrode tabs are drawn out, to electrically connect the plurality of battery cells to each other through a plurality of electrode tabs, wherein each of the bus bar assemblies includes a plurality of openings configured to hold the plurality of electrode tabs, and each of the plurality of openings includes an insertion portion formed by opening one side thereof so that the electrode tab is slidely inserted in a direction perpendicular to a direction in which the electrode tabs are drawn out.Type: GrantFiled: February 7, 2020Date of Patent: February 13, 2024Assignee: SK ON CO., LTD.Inventors: Seung Hun Lee, Tae Gu Lee, Kwan Yong Kim, Kenneth Kim
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Patent number: 11890740Abstract: The present disclosure is directed to a cordless power tool vibration isolation system. A solution to negative impacts of vibration on a removable battery pack caused by operation of a cordless power tool. Isolating the battery pack from the power tool reduces wear and tear on the battery pack including the pack housing, the pack terminals and internal pack components. A battery pack interface of the power tool including a discrete interface housing that mates with the battery pack and a vibration isolation element that separates and isolates the combination of the discrete interface housing and the battery pack from the power tool and the power tool's associated motor induced vibrations.Type: GrantFiled: June 9, 2022Date of Patent: February 6, 2024Assignee: BLACK & DECKER INC.Inventor: Tyler Petrus
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Patent number: 11881599Abstract: A current interrupt device, which may be included in a battery module, includes first and second connection parts each having one surface on which an inclined surface is formed; wherein the inclined surface of the first connection part and the inclined surface of the second connection part contact each other to form a contact interface, the first connection part and the second connection part are electrically connected to each other, and when an external force equal to or greater than a predetermined force is applied to the inclined surface of the first connection part or the inclined surface of the second connection part, the inclined surface of the first connection part and the inclined surface of the second connection part are dislocated with respect to each other on the contact interface to interrupt electrical connection between the first connection part and the second connection part.Type: GrantFiled: October 28, 2021Date of Patent: January 23, 2024Inventors: Kyoung Ho Kim, Song Taek Oh, Jung Seok Choi, Jong Pil Park
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Patent number: 11881597Abstract: A battery module blocks current when the temperature rises, a battery pack includes the battery module, and a vehicle includes the battery pack. The battery module includes a bus bar having an approximately thin plate shape compared to a length and a width and having linear grooves provided in a left surface and a right surface along a longitudinal direction, respectively; and battery cells respectively located on the left surface and the right surface of the bus bar, physically contacting with their respective electrode leads inserted into the grooves, and electrically connected to each other with the bus bar interposed therebetween, and wherein sizes of the grooves increase in a thickness direction at a certain temperature or higher to release a physical contact between the electrode leads and the bus bar such that an electrical connection between the battery cells is released.Type: GrantFiled: November 4, 2019Date of Patent: January 23, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventor: Han-Young Lee
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Patent number: 11851012Abstract: An automotive busbar includes a first rigid section and a second rigid section, each of the first and second rigid sections formed from a first conductive metallic material and having a first effective cross-sectional area, and a flexible section positioned between and interconnecting the first and second rigid sections, the flexible section made from a second conductive metallic material and having a second effective cross sectional area, and a top surface and a bottom surface, at least one of the top and bottom surface including a plurality of voids formed therein and spaced along the flexible section, wherein, the second effective cross-sectional area is less than the first effective cross-sectional area and the second conductive material has a higher conductivity than the first conductive material.Type: GrantFiled: April 9, 2021Date of Patent: December 26, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Alejandro Hernandez Covarrubias, Francisco David Velasco, Manuel Garduno
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Patent number: 11831041Abstract: Disclosed is a battery cell connector formed so as to have a general hexahedral shape, the battery cell connector including a lower mounting unit, in which a lower part of a cylindrical battery cell is mounted, an upper mounting unit, in which an upper part of another cylindrical battery cell is mounted, and a connection unit formed at a front surface, a rear surface, a left surface, and a right surface of the battery cell. The connection unit being configured to electrically and physically connect the battery cell connector to another battery cell connector, wherein the lower mounting unit, the upper mounting unit, and the connection unit are electrically connected to each other in the battery cell connector.Type: GrantFiled: December 10, 2019Date of Patent: November 28, 2023Inventors: Yong Han Kim, Pil Kyu Park, Joo Hwan Sung, Cheon Hee Bok
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Patent number: 11804618Abstract: To provide a solid-state battery in which the capacity and voltage can be optionally adjusted in a single battery and the installation space for the battery can be reduced. A solid-state battery includes a plurality of electrode layers, and a solid electrolyte layer disposed between the electrode layers. The electrode layers includes positive electrode portion formed by filling a current collector including a metal porous body with a positive electrode material mixture, negative electrode portion formed by filling a current collector including a metal porous body with a negative electrode material mixture, and an isolation portion formed between the positive electrode portion and the negative electrode portion. Between the plurality of electrode layers disposed adjacent to each other, the positive electrode portion and the negative electrode portion are disposed so as to face each other, and the isolation portions are disposed so as to face each other.Type: GrantFiled: December 6, 2021Date of Patent: October 31, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Takuya Taniuchi, Masahiro Ohta, Toshiyuki Ariga
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Patent number: 11777178Abstract: A battery module includes a plurality of battery cells each including an electrode terminal, and a bus bar that connects respective electrode terminals of adjacent battery cells in a state where the plurality of battery cells are stacked, wherein the bus bar includes a first bus bar having a first thickness, and a second bus bar having a second thickness larger than the first thickness, the first bus bar is connected to the respective electrode terminals of the adjacent battery cells, and the second bus bar is in non-contact with electrode terminals of the battery cells.Type: GrantFiled: November 16, 2018Date of Patent: October 3, 2023Assignee: SANYO Electric Co., Ltd.Inventors: Takayuki Nobuhira, Takatoshi Kageyama
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Patent number: 11766933Abstract: An example system includes a motive application having a prime mover, a load, a driveline, and a motor/generator that couples to the driveline. The system includes a number of batteries, and a battery assembly that electrically couples the batteries to the motor/generator. The battery assembly includes a power interface positioned at a first end of the battery assembly, the power interface including a low voltage coupling and a high voltage coupling, and a service electrically interposed between the batteries and the power interface. The service disconnect in a first position couples at least one of the batteries to the first low voltage coupling and couples the batteries to the second high voltage coupling. The service disconnect in a second position de-couples the batteries from the low voltage coupling and the high voltage coupling.Type: GrantFiled: April 4, 2022Date of Patent: September 26, 2023Assignee: EATON INTELLIGENT POWER LIMITEDInventor: Thomas Joseph Stoltz
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Patent number: 11764433Abstract: An embodiment of the invention provides a battery module assembly, including: a first battery module including a first module case housing a plurality of battery cells, and a first input/output terminal and a second input/output terminal that are provided at one side of the first module case; and a second battery module including a second module case housing a plurality of battery cells, and a first input/output terminal and a second input/output terminal that are provided at one side of the second module case. The first input/output terminal of the first battery module may be formed by extending a first module bus bar connected to at least one of the plurality of battery cells inside the module case, and may extend to the second input/output terminal of the second battery module to be connected to the second input/output terminal.Type: GrantFiled: January 17, 2019Date of Patent: September 19, 2023Inventors: Youngho Lee, Jonghwa Choi, Youngsun Yun, Soo Youl Kim
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Patent number: 11762028Abstract: A current measuring circuit measures a charging current of a battery comprising a plurality of cell groups while the battery is being charged using one of a plurality of charging systems. A voltage measuring circuit measures voltages of the cell groups. A controller defines a plurality operating regions in a charging current profile of the battery during a charging cycle, filters the charging current and the voltages measured in the operating regions, calculates internal resistances of the cell groups in the operating regions based on the filtered current and voltages, generates at least one of statistical values and distance metrics based on the internal resistances of the cell groups, and determines whether one or more of the cell groups is faulty based on the at least one of the statistical values and the distance metrics irrespective of the plurality of charging systems used to charge the battery.Type: GrantFiled: February 11, 2022Date of Patent: September 19, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Chaitanya Sankavaram, Garrett Michael Seeman, Zining Zhang, Calvin Wang
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Patent number: 11742551Abstract: A battery module that effectively protects internal components from external impact and increases manufacturing efficiency is disclosed. The battery module includes a plurality of can type secondary batteries arranged to be laid down in a horizontal direction; a bus bar at least partially formed of an electrically conductive material to electrically connect the plurality of can type secondary batteries; and a module case in which an inner space is formed to accommodate the plurality of can type secondary batteries, and comprising an outer wall formed to surround the inner space and a bumper portion configured to protrude from an outer surface of the outer wall in an outer direction to absorb an external impact.Type: GrantFiled: December 12, 2019Date of Patent: August 29, 2023Assignee: LG Energy Solution, Ltd.Inventors: Hyun-Jong Lee, Choon-Kwon Kang
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Battery cell, battery, power consumption device and manufacturing device and method for battery cell
Patent number: 11710872Abstract: An embodiment of the present application provides a battery cell, a battery, a power consumption device, and a manufacturing device and method for a battery cell. The battery cell includes a housing, an electrode assembly, an end cover assembly and a current collecting member. The electrode assembly is accommodated in the housing, and the electrode assembly includes a tab. The end cover assembly includes an end cover, an electrode terminal and an insulating member, the end cover is used to cover at an opening of the housing, the electrode terminal is mounted to the end cover, and the insulating member is located on one side of the end cover facing the electrode assembly. The current collecting member is used to connect the electrode terminal and the tab. This structure can make more space for the electrode assembly and can effectively increase the capacity of the battery cell.Type: GrantFiled: August 22, 2022Date of Patent: July 25, 2023Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Jianxiong Yang, Siying Huang, Jinmei Xu, Haizu Jin, Zhijun Guo, Linggang Zhou, Jiandong Yang -
Patent number: 11705592Abstract: A battery module is disclosed, which includes: a multiplicity of battery cells; a printed circuit board with a first series-connector with a first pad area and a second pad area, and a second series-connector with a third pad area and a fourth pad area; a cross-connector, which connects the first series-connector between the first pad area and the second pad area with the second series-connector between the third pad area and the fourth pad area; and a sensor configured to detect a cross-current at the cross-connector. The first contact electrode of a first battery cell is connected with the first pad area. The second contact electrode of a second battery cell is connected with the second pad area. The first contact electrode of a third battery cell is connected with the third pad area. The second contact electrode of a fourth battery cell is connected with the fourth pad area.Type: GrantFiled: September 23, 2020Date of Patent: July 18, 2023Assignee: Rolls-Royce Deutschland Ltd & Co KGInventors: Gergely György Balazs, Tibor Debreceni, Péter Dudás, Daniel Lorincz, Sandor Hallai
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Patent number: 11699794Abstract: A novel electrode is provided. A novel power storage device is provided. A conductor having a sheet-like shape is provided. The conductor has a thickness of greater than or equal to 800 nm and less than or equal to 20 ?m. The area of the conductor is greater than or equal to 25 mm2 and less than or equal to 10 m2. The conductor includes carbon and oxygen. The conductor includes carbon at a concentration of higher than 80 atomic % and oxygen at a concentration of higher than or equal to 2 atomic % and lower than or equal to 20 atomic %.Type: GrantFiled: April 28, 2022Date of Patent: July 11, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Teruaki Ochiai, Takahiro Kawakami, Takuya Miwa
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Battery cell comprising at least one galvanic cell, battery, and method for producing a battery cell
Patent number: 11699826Abstract: A battery cell comprises at least one galvanic cell, a first cell housing element, and a second cell housing element. The two cell housing elements jointly substantially completely enclose the galvanic cell. The first cell housing element has inner recesses on the inner surface thereof, which inner recesses are, on an outer surface of the first cell housing element lying immediately opposite the inner surface, outer protrusions for electrically contacting a first further battery cell. First compensation elements are complementary to the inner recesses in such away and are arranged in the inner recesses in such a way that the first compensation elements, together with the inner recesses, form a substantially flat inner surface of the first cell housing element.Type: GrantFiled: November 8, 2017Date of Patent: July 11, 2023Assignee: Robert Bosch GmbHInventors: Leonhard Ferdinand Schulz, Martin Stoev, Robert Hafenbrak -
Patent number: 11677119Abstract: To improve the safety of a secondary battery, the present disclosure provides a secondary battery including: a plurality of battery cells each including a case and an electrode assembly accommodated in the case; a plurality of first bus bars electrically connected to the plurality of battery cells and having a first thickness, the plurality of first bus bars being apart from each other with a predetermined gap therebetween; and a second bus bar arranged above the plurality of first bus bars and electrically connected to the plurality of first bus bars, the second bus bar having a second thickness greater than the first thickness.Type: GrantFiled: January 30, 2018Date of Patent: June 13, 2023Assignee: Samsung SDI Co., Ltd.Inventor: Jaelim Ryu
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Patent number: 11670893Abstract: A socket connector includes a housing having a pin access opening through a bottom open to a cavity configured to receive a pin. The socket connector includes a socket in the cavity electrically connected to a pin. The socket connector includes a latch movably received in a latch pocket to engage the pin to secure the socket connector to the pin. The latch includes a latch release accessible exterior of the housing to release the latch. The latch release moves the latch between a latched position and a clearance position. A latching rib of the latch engages the pin in the latched position and is released from the pin in the clearance position to allow uncoupling of the socket connector from the pin.Type: GrantFiled: July 28, 2021Date of Patent: June 6, 2023Assignee: TE CONNECTIVITY SOLUTIONS GMBHInventor: Michael James Horning
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Patent number: 11664559Abstract: The disclosure discloses a battery module. The electrical connection between a first electrode of a first battery and a second electrode of a second battery can be realized by setting a jumper electrode connector, thereby facilitating realization of connection relationship of multiple batteries. Moreover, an insulating structure is provided between the jumper electrode connector and the battery. Also, the jumper electrode connector includes a first through hole, the orthographic projection of the first through hole and the orthographic projection of the explosion-proof valve at least partially overlap each other, and the orthographic projection of the first through hole overlaps the orthographic projection of the insulating structure.Type: GrantFiled: December 30, 2020Date of Patent: May 30, 2023Assignees: CALB Technology Co., Ltd., CALB Co., Ltd.Inventors: Keqiang Cheng, Xiaoyuan Du, Yong Cao
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Patent number: 11658364Abstract: A battery module improves safety by blocking current when the temperature rises, a battery pack includes the battery module, and a vehicle includes the battery pack. The battery module includes two or more battery cells, an electrode assembly having both ends respectively connected to one ends of electrode leads of opposite polarities in a pouch case together with an electrolyte and other ends of the electrode leads are exposed to an outside of the pouch case, wherein the electrode leads and a bus bar connecting a first battery cell and a second battery cell, wherein the bus bar comprises a metal layer and a material layer that is normally conductive but may act as a resistor when a temperature rises, and wherein the material layer comprises a gas generating material that is decomposed at a certain temperature or higher to generate a gas and increase resistance.Type: GrantFiled: November 7, 2019Date of Patent: May 23, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Han-Young Lee, Kyung-Min Lee, Bum-Young Jung, Jeong-Ho Ha
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Patent number: 11641048Abstract: A battery terminal connector assembly for attaching to a terminal post of a battery includes a biasing portion and a post engagement portion. The biasing portion has a first terminal post receiving opening. A biasing wall extends about a circumference of the first terminal post receiving opening. The post engagement portion has a second terminal post receiving opening for receiving the battery terminal post therein. Engagement walls extend about a circumference of the second terminal post receiving opening. The biasing portion is movable relative to the post engagement portion between a first insertion position and a second termination position. As the biasing portion is moved from the first insertion position to the second termination position, the biasing wall engages the engagement walls and moves the engagement walls into mechanical and electrical engagement with the battery terminal post positioned in the second terminal receiving opening of the post engagement portion.Type: GrantFiled: October 7, 2020Date of Patent: May 2, 2023Assignee: TE Connectivity Brasil Industria De Eletronicos LTDAInventors: Gustavo Bonucci, Luis Altero, Agnelo Bartolomeu Cavallaro, Rafael Kazuo Sato T Leme
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Patent number: 11637339Abstract: A battery module includes a cell stack in which a plurality of unit cells including terminal parts are aligned in a first direction and an insulating member surrounds the plurality of unit cells; and a module housing in which a plurality of receiving parts, into each of which the cell stack is configured to be inserted, are provided and are aligned in a first direction and a second direction perpendicular to the first direction, wherein each of the plurality of receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack. The cell stacks adjacent to each other in the second direction are electrically connected to each other, and the cell stacks adjacent to each other in the first direction are electrically disconnected from each other, when not connected to an end module.Type: GrantFiled: October 17, 2019Date of Patent: April 25, 2023Assignee: Samsung SDI Co., Ltd.Inventors: Dooyong Lim, Sungyong Kim, Jaeho Kim, Soodeok Moon, Daeyeop Park, Jangwoong Bae, Junhyung Lee, Jisoon Lim, Eungi Heo
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Patent number: 11626640Abstract: A battery module includes a plurality of secondary batteries, each including an electrode assembly and an electrolyte accommodated in an inner space of an exterior case. The battery module also includes an electrode lead having a body and a plate-shaped head portion. A first end of the body is electrically connected to a positive electrode plate or a negative electrode plate of the electrode assembly, and a second end of the body protrudes outward from the exterior case. The plate-shaped head extends in both directions perpendicular to the protruding direction of the body from the second end. The battery module also includes a bus bar having a plate shape with a slit extending inwardly from one end thereof so as to receive a portion of the body. The electrode lead and the bus bar may be at least partially made of an electrically conductive material.Type: GrantFiled: June 11, 2019Date of Patent: April 11, 2023Inventors: Hyun-Young Cho, Yong-Il Kim, Yong-Seok Choi
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Patent number: 11605843Abstract: A mechanism for electrically contacting a printed circuit board to a battery cell composite system comprises a printed circuit board, at least one bimetallic element which is fastened to the printed circuit board, at least one cell connector for connecting the battery cell composite system to the printed circuit board, wherein the cell connector contacts the at least one bimetallic element with a connecting element, and a fastening element for fastening the connecting element to the at least one bimetallic element.Type: GrantFiled: April 16, 2019Date of Patent: March 14, 2023Assignee: Triathlon Batterien GmbHInventors: Viktor Fuchs, Uwe Zimmermann
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Patent number: 11594775Abstract: A power supply device disposes an end plate at each end of a battery stack in a stacked direction of the battery stack, and couples a binding bar to the end plate, so as to fix battery cells. The binding bar includes a plate-shaped bar that extends in the stacked direction, and an engagement block that is provided on a plate-shaped bar and protrudes toward an outer peripheral face of the end plate. The engagement block is inserted into a fixing hole provided in the plate-shaped bar and fixed to an inner peripheral face of the fixing hole. The end plate includes a fitting part, to which the engagement block is guided, on the outer peripheral face of the end plate, and includes a stopper that is disposed closer to the battery stack with respect to the fitting part and abuts the engagement block.Type: GrantFiled: November 26, 2018Date of Patent: February 28, 2023Assignees: PANASONIC HOLDINGS CORPORATION, SANYO Electric Co., Ltd.Inventors: Shinobu Terauchi, Tetsuji Omura
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Patent number: 11575174Abstract: A battery module includes a housing and a base of the housing. The base includes at least two opposing partition support walls, a first external wall, and a second external wall that is substantially perpendicular to the first external wall. The base also includes two or more partitions extending between the at least two opposing partition support walls to define compartments within the base, wherein each of the two or more partitions extend in alignment with the first external wall and transverse to the second external wall. Further, each of the two or more partitions is coupled to at least one of the at least two opposing partition support walls via a corresponding movable connection configured to be movable between a first position angled away from the first external wall, and a second position angled toward the first external wall.Type: GrantFiled: June 24, 2021Date of Patent: February 7, 2023Assignee: Clarios Advanced Solutions GmbHInventors: Helge Brenner, Markus Hoh, Ralf Joswig
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Patent number: 11557809Abstract: A battery pack including a plurality of battery cells arranged along a first direction; a holder, the holder including terminal holes exposing terminals of the battery cells, and pairs of first plates separated from each other between adjacent terminal holes and pairs of elastic pieces that are bent from the pairs of first plates in opposite directions along the first direction; and bus bars, each of the bus bars including coupling portions at opposite sides thereof and coupled to adjacent terminal holes, and a central bent portion connecting the coupling portions and extending around corresponding pairs of elastic pieces to surround the corresponding pairs of elastic pieces.Type: GrantFiled: December 23, 2020Date of Patent: January 17, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Duseong Jeon, Soomin Ahn, Jeehoon Jeon, Dongsik Kwak, Wunseok Jeong
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Patent number: 11462805Abstract: A vehicle traction battery assembly including a pair of battery cells and a busbar is provided. Each of the battery cells may include a terminal and one or more locating features. The busbar may span between the cells and define a pair of arms each having a member sized to at least partially interlock with the one or more locating features. The busbar may span between the cells such that the busbar covers at least a portion of upper surfaces defined by each of the cells. At least one of the terminal apertures may be spaced in between outer edges of the respective arms such that a first and second surface area provide space sufficient for weld spots.Type: GrantFiled: July 19, 2019Date of Patent: October 4, 2022Assignee: FORD GLOBAL TECHNOLOGIES, LLCInventors: Rajaram Subramanian, Francisco Fernandez, Stuart Schreiber, Tommy M. Gunther, Yunan Guo