Patents Examined by Michael L Dignan
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Patent number: 11837747Abstract: A battery case unlocking apparatus, a battery case, and a quick battery case replacement system. The battery case unlocking apparatus comprises: a mount (1), an extensible/retractable mechanism (2), a transmission mechanism (3), and a locking mechanism (4). The locking mechanism (4) is used for locking and fixing a body (6) of a battery case to a battery holder (7) of an electric vehicle. The extensible/retractable mechanism (2) passes through the mount (1) and carries out extension/retraction movement in the mount (1) relative to the transmission mechanism (3) to drive the transmission mechanism (3) to move between the extensible/retractable mechanism (2) and the locking mechanism (4), thereby controlling the locking or unlocking of the locking mechanism (4). The battery case comprises the body (6) and the battery case unlocking apparatus. The quick battery case replacement system comprises: the battery holder (7), a replacement device (8), and the battery case.Type: GrantFiled: October 21, 2021Date of Patent: December 5, 2023Assignees: SHANGHAI DIANBA NEW ENERGY TECHNOLOGY CO., LTD., AULTON NEW ENERGY AUTOMOTIVE TECHNOLOGY GROUPInventors: Jianping Zhang, Chunhua Huang, Danliang Qiu
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Patent number: 11837738Abstract: A battery pack including battery cells bounded by an imaginary rectangular envelope including a pair of long sides and a pair of short sides extending to linearly surround an outer periphery of the battery cells across an outer circumference of the battery cells; and bus bars that electrically connect at least some of the battery cells to each other, the bus bars being arranged to extend in a zig-zag shape along a short side direction of the imaginary rectangular envelope.Type: GrantFiled: November 30, 2020Date of Patent: December 5, 2023Assignee: SAMSUNG SDI CO., LTD.Inventor: Nohyun Kwag
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Patent number: 11837746Abstract: A battery case unlocking apparatus, a battery case, and a quick battery case replacement system. The battery case unlocking apparatus comprises: a mount (1), an extensible/retractable mechanism (2), a transmission mechanism (3), and a locking mechanism (4). The locking mechanism (4) is used for locking and fixing a body (6) of a battery case to a battery holder (7) of an electric vehicle. The extensible/retractable mechanism (2) passes through the mount (1) and carries out extension/retraction movement in the mount (1) relative to the transmission mechanism (3) to drive the transmission mechanism (3) to move between the extensible/retractable mechanism (2) and the locking mechanism (4), thereby controlling the locking or unlocking of the locking mechanism (4). The battery case comprises the body (6) and the battery case unlocking apparatus. The quick battery case replacement system comprises: the battery holder (7), a replacement device (8), and the battery case.Type: GrantFiled: October 21, 2021Date of Patent: December 5, 2023Assignees: SHANGHAI DIANBA NEW ENERGY TECHNOLOGY CO., LTD., AULTON NEW ENERGY AUTOMOTIVE TECHNOLOGY GROUPInventors: Jianping Zhang, Chunhua Huang, Danliang Qiu
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Patent number: 11831014Abstract: A positive electrode active material for a secondary battery including: a lithium complex transition metal oxide which contains nickel (Ni) and cobalt (Co), and contains at least one selected from the group consisting of manganese (Mn) and aluminum (Al); and a composite coating portion which is formed on a surface of the lithium complex transition metal oxide is provided. The lithium complex transition metal oxide has a nickel (Ni) content of 65 mol % or more with respect to the total transition metal content, and the composite coating portion contains cobalt (Co) and boron (B), and contains at least one selected from the group consisting of lanthanum (La), titanium (Ti), and aluminum (Al).Type: GrantFiled: February 21, 2019Date of Patent: November 28, 2023Inventors: Won Tae Kim, Jong Yeol Yu, Hong Kyu Park, Sun Sik Shin, Seong Hoon Kang
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Patent number: 11824222Abstract: A high-voltage battery for an electrically operated vehicle, the battery housing of which has a housing cover and a housing lower part which delimit a housing interior which is divided into at least one battery cell compartment equipped with battery cells and at least one component compartment for electronic components. A degassing space is formed between a battery cell top of the battery cells and the housing cover, into which space hot exhaust gas flows during a thermal event in one of the battery cells from an exhaust gas outlet of the damaged battery cell. The high-voltage battery has a partition wall which separates the degassing space from the component compartment.Type: GrantFiled: April 21, 2021Date of Patent: November 21, 2023Assignee: AUDI AGInventors: Marvin Czech, Eduard Main
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Patent number: 11817588Abstract: Provided here is a method of manufacturing a lattice electrode useful in an energy storage device such as a battery or capacitor. A lattice electrode useful in an energy storage device such as a battery or capacitor also is provided, along with energy storage devices such as batteries or capacitors.Type: GrantFiled: October 4, 2019Date of Patent: November 14, 2023Assignees: Carnegie Mellon University, The Curators of the University of MissouriInventors: Rahul Panat, Jie Li, Jonghyun Park, Mohammad Sadeq Saleh
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Patent number: 11817594Abstract: A battery module includes a cell assembly including at least one battery cell, a module case accommodating the cell assembly, an upper frame positioned on one surface of the cell assembly in the module case to at least partially cover the cell assembly, a flexible printed circuit board configured to be mounted longitudinally on the upper frame to sense the battery cell, and a protective cover in which a main cover portion parallel to a main surface of the upper frame is mounted on the upper frame so as to cover the flexible printed circuit board in the module case.Type: GrantFiled: February 20, 2020Date of Patent: November 14, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Dai Ki Min, Jae Hyeon Ju, Jisu Yoon
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Patent number: 11811083Abstract: The present application provides a battery module, a battery pack and a vehicle, the battery module includes a battery and a frame assembly. The frame assembly includes two first splints, two second splints and a first strap. Each first splint includes a plurality of first connecting plates, and the plurality of first connecting plates are arranged side by side in a second direction. One of two adjacent first connecting plates is provided with a first positioning groove, and the other is provided with a first positioning protrusion, and the two adjacent first connecting plates are spliced and connected through a clearance fitting between the first positioning groove and the corresponding first positioning protrusion. This assembly method is simple and fast, which improves a grouping efficiency of the battery module.Type: GrantFiled: December 20, 2021Date of Patent: November 7, 2023Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Sien Chen, Shoujiang Xu, Xiaoshan Dai
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Patent number: 11799164Abstract: A flexible printed circuit board which includes: a base film; and multiple wires formed on the base film, in which in a region attached to a battery including multiple arrayed cells, a conductor portion to be the multiple wires is provided only on one surface of the base film, at at least part of a region apart from the region attached to the battery, a conductor portion to be the multiple wires is provided on each surface of the base film, and the flexible printed circuit board further includes multiple conductive portions configured to electrically connect the wires on one surface side of the base film and the wires on the other surface side of the base film.Type: GrantFiled: January 19, 2021Date of Patent: October 24, 2023Assignee: NIPPON MEKTRON, LTD.Inventors: Shunsuke Tomita, Tomoki Kanayama, Kazuyuki Azuma
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Patent number: 11777172Abstract: A battery pack including m number of battery cells arranged in a first direction; and spacers on the battery cells, the spacers each including a plurality of spacer units arranged in the first direction, wherein each of the spacer units extends across n number of battery cells, in which n<m, and each of the spacer units includes a plurality of spacing bars, each spacing bar being between adjacent ones of the battery cells, and connection bars connecting the plurality of spacing bars to each other.Type: GrantFiled: March 29, 2021Date of Patent: October 3, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Seonung Choi, Jieon Kim, Hoomin Lee, Jaelim Ryu, Hanho Kim, Jonghyun Lee, Taekyung Lee
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Patent number: 11777149Abstract: A stackable electrical-energy bussing system, for energy storage battery cells constructed according to the present invention includes a battery cell case having electrically conductive terminals that fit together with the terminals of a similar battery cell in order to enable multiple battery cells to be interconnected physically and electrically by stacking them atop each other. A Stackbatt bussing system housing contains the electricity-producing elements for each cell, connected from each opposing side. Preferably, the battery cell includes at least two such male terminals in spaced-apart relationship on the top side of the cell case, and at least two such female bus tubes that mate and receive with a spaced-apart relationship on both sides of the Stackbatt bussing system. Preferably, a multi-cell battery bussing system constructed to the invention includes multiple battery cells as described above, stacked when desired to achieve desired battery voltage for series and or parallel configurations.Type: GrantFiled: March 2, 2020Date of Patent: October 3, 2023Inventor: Ted Thomas
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Patent number: 11757087Abstract: Methods are provided for forming an electrode. The method can comprise thermally reducing GeO2 powders at a reducing temperature of 300° C. to 600° C. to produce Ge particles; mixing the Ge particles with an organic binder and a carbon source; and pressing the Ge particles with the binder and the carbon source to form the electrode. Electrodes are also provided that include a plurality of microparticles comprising Ge grains, an organic binder, and a carbon source, wherein the Ge grains comprise cubic Ge and are bonded together to form Ge particles, and wherein the Ge grains define nanopores within the electrode.Type: GrantFiled: February 3, 2021Date of Patent: September 12, 2023Assignee: University of South CarolinaInventors: Xiao-Dong Zhou, Kuber Mishra, Fu-Sheng Ke
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Patent number: 11749864Abstract: A fixing structure (300) for a battery pack is provided. The battery pack includes a box body (100). The fixing structure (300) is disposed on an outer surface of the box body (100) and includes a first connecting body (301), a second connecting body (302), and a transition body (303). The first connecting body (301) has one end connected with the box body (100). The second connecting body (302) has one end connected with the box body (100). The second connecting body (302) is spaced apart from the first connecting body (301). The transition body (303) has two ends connected with one end of the first connecting body (301) away from the box body (100) and one end of the second connecting body (302) away from the box body (100) respectively.Type: GrantFiled: July 23, 2021Date of Patent: September 5, 2023Assignees: Shenzhen Hairun New Energy Technology Co., Ltd., Xiamen Hithium Energy Storage Technology Co., Ltd.Inventors: Wancai Zhang, Junmin Feng
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Patent number: 11728538Abstract: A power tool battery pack receptacle includes a cavity in which a portion of a battery pack is receivable, an insertion end, a closed end opposite the insertion end along an insertion axis of the battery pack, and a rail extending between the insertion end and the closed end. The rail includes a first portion having a variable height and a second portion having a substantially constant height. The first portion is positioned adjacent the insertion end and the second portion is spaced from the insertion end. The rail is configured to be received within a groove of the battery pack.Type: GrantFiled: September 23, 2020Date of Patent: August 15, 2023Assignee: Techtronic Cordless GPInventors: Krishna Sai Teja Kalavala, Elton L. Watson
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Patent number: 11728524Abstract: A battery arrangement (10) for an electrically drivable motor vehicle has a battery housing (12) for receiving battery cells for electrically driving the motor vehicle. A control electronics system (14) is provided outside the battery housing (12) for controlling the battery cells. A module housing (16) is connected to the battery housing (12) for covering the control electronics system (14) and a module heat-conducting element (28) is provided between the control electronics system (14) and the module housing (16) so that heat generated in the control electronics system (14) is dissipated to the module housing (16) by heat conduction. The module housing (16) and the module heat element (28) passively cool the control electronics system (14), which is provided outside the battery housing (12), thereby providing simple and cost-effective dissipation of heat produced in the battery arrangement (10).Type: GrantFiled: January 22, 2021Date of Patent: August 15, 2023Assignee: Dr. Ing. h. c. F. Porsche AGInventor: Dominik Grass
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Patent number: 11721874Abstract: A bus bar assembly includes a frame, a plurality of sensing bus bars integrally provided on the frame, an inter bus bar configured to connect any one pair of sensing bus bars, among the plurality of sensing bus bars, to each other, and a terminal bus bar configured to connect any one of the plurality of sensing bus bars to an external terminal.Type: GrantFiled: July 23, 2019Date of Patent: August 8, 2023Inventors: Doo Han Yoon, Jong Woon Choi, Jae Hun Yang
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Patent number: 11721871Abstract: Provided are a terminal protection device and a battery module. The terminal protection device includes a base having a bottom portion and side plates connected to peripheral sides of the bottom portion, the side plates and the bottom portion together form an accommodation cavity, and an input port is in communication with the accommodation cavity; each of the side plates is provided with an input port, through which an output electrode passes; each of the side plates is further provided with a connection port, the connection port is in communication with the accommodation cavity such that an external electric connector can pass through the connection port) and be connected to the output electrode; and a protection plate is provided at the connection port, and the protection plate detachably covers the connection port.Type: GrantFiled: December 1, 2021Date of Patent: August 8, 2023Assignee: Contemporary Amperex Technology Co., LimitedInventors: Daohui Liu, Jihua Yao, Yangzhi Huang, Shengtian Cai, Sheng Shen, Haidong Zhang
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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: 11705597Abstract: An energy storage unit mounting facility, having a basic body, which defines multiple mounting regions arranged vertically on top of one another for at least one electric energy storage unit. The electric energy storage unit is introducible into the mounting region in the horizontal direction and removable from the mounting region in the horizontal direction. Securing devices are provided to secure the electric energy storage unit in the mounting region.Type: GrantFiled: May 22, 2020Date of Patent: July 18, 2023Assignee: MAN ENERGY SOLUTIONS SEInventors: Susanne Lehner, Carina Kern, Michael Pilawa
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Patent number: 11697504Abstract: A battery system, in particular for an aircraft, having a housing, which is sealed gas-tight, and a cell block, which is formed from a plurality of battery cells connected electrically and mechanically by contact plates. The housing can be connected to a vacuum pump in order to generate vacuum within the housing and a vacuum prevails within the housing, wherein at least one housing side wall of the housing is flexible enough that the housing side wall is tensioned together with the cell block by the vacuum acting within the housing. A vehicle, in particular an aircraft, may be electrified, at least in part, by such a battery system.Type: GrantFiled: March 14, 2018Date of Patent: July 11, 2023Assignee: OBRIST TECHNOLOGIES GMBHInventors: Frank Obrist, Oliver Obrist, Martin Graz