Plural Cells Patents (Class 429/149)
  • Patent number: 11909056
    Abstract: A battery housing for a vehicle comprising a trough with a base and with side walls connected to the base, and comprising a frame structure. In its edge area, the base has at least one embossment, which is offset into the trough interior and follows the course of the adjacent side wall, with a connection section, which is offset with respect to the base and to which the frame structure is connected, and with a transition section arranged between the connection section and the base. The transition section has an offset amount with respect to the base that corresponds at least to the material thickness of the base.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: February 20, 2024
    Assignee: KIRCHHOFF AUTOMOTIVE DEUTSCHLAND GMBH
    Inventor: Alexander Günther
  • Patent number: 11904674
    Abstract: A battery pack is placed on a battery frame. The battery frame has a lateral frame which extends in a lateral direction. A connection bracket for connecting the battery frame and a floor of a vehicle is joined to an end of the lateral frame. With the joining of the end of the lateral frame with the connection bracket, a crank shape is formed in the lateral direction. A reinforcement plate functioning as a brace is placed at a corner portion of the crank shape.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: February 20, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Tomotake Kosuge
  • Patent number: 11898244
    Abstract: A method of forming a lithium (Li)-based film, may include: supplying a Li source material into a reaction chamber in which a substrate is disposed; supplying phosphor (P) and oxygen (O) source materials and a nitrogen (N) source material into the reaction chamber; and generating plasma in the reaction chamber to form a Li-based film on the substrate from the Li, P, O, and N source materials, wherein the supplying of the Li source material into the reaction chamber and the supplying of the P and O source materials and the N source material into the reaction chamber are performed with a time interval, and wherein the Li source material supplied into the reaction chamber is deposited on the substrate, and the P and O source materials supplied into the reaction chamber are adsorbed on the Li source material.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jooho Lee, Yongsung Kim, Sanghoon Song, Wooyoung Yang, Changseung Lee, Sungjin Lim, Junsik Hwang
  • Patent number: 11888148
    Abstract: A positive electrode plate includes a positive electrode current collector and two positive electrode active material layers on both surfaces of the positive electrode current collector. The positive electrode active material layer includes a positive electrode active material and graphene. And 7.74?Dv501/2+0.05 THK?10.2, Dv50 is a particle size of the positive electrode active material and THK is a thickness of the positive electrode plate. And 0.078?w*CW+0.01n?1.9, n is a quantity of layers of the graphene, w is a mass percentage of the graphene in the positive electrode active layer, and CW is a one-side coating weight of the positive electrode active material layer.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: January 30, 2024
    Assignee: NINGDE AMPEREX TECHNOLOGY LIMITED
    Inventors: Shengqi Liu, Dongdong Han, Qingwen Zhang, Rui Zhu
  • Patent number: 11843121
    Abstract: Systems and methods for continuous lamination of battery electrodes may include a cathode, an electrolyte, and an anode, where the anode includes a current collector, a cathode, an electrolyte, and an anode, the anode comprising a polymeric adhesive layer coated onto the current collector, and an active material coated onto the polymeric adhesive layer such that the polymeric adhesive layer is arranged between the active material and the current collector, wherein the anode is subjected to a heat treatment to induce pyrolysis after application of the polymeric adhesive layer to the current collector and application of the active material to the polymeric adhesive layer, the heat being applied to the anode at a temperature between 500 and 850 degrees C.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: December 12, 2023
    Assignee: ENEVATE CORPORATION
    Inventors: Monika Chhorng, Jose Vega, Benjamin Park, Giulia Canton, Fred Bonhomme
  • Patent number: 11811017
    Abstract: A battery unit and a battery module, where the battery unit includes an electrode assembly, including a first electrode and a second electrode, which have opposite polarities, each of the first electrode and the second electrode includes a coated portion and an uncoated portion, and the uncoated portion is located at an end part of a coated portion along the length direction of the electrode assembly and forms a tab; two terminals, arranged at the top of the electrode assembly; and two current collectors for electrically connecting the tabs on both sides of the electrode assembly with the terminals on the same side respectively. At least one end of at least one current collector along the width direction of the electrode assembly is a flat plate structure, and the tab covers the flat plate structure from the outer side after being bent.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: November 7, 2023
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Jie Zhang, Zhijun Guo, Peng Wang
  • Patent number: 11811098
    Abstract: One variation of a battery unit includes: a series of anode collectors; a set of anode electrodes including anode material arranged on both side of the anode collectors; a set of anode interconnects interposed between and electrically coupling adjacent anode collectors and folded to locate the anode collectors in a boustrophedonic anode stack; a series of cathode collectors; a set of cathode electrodes including cathode material arranged on both side of the cathode collectors; a set of cathode interconnects interposed between and electrically coupling adjacent cathode collectors and folded to locate the cathode collectors in a boustrophedonic cathode stack with cathode collectors interdigitated between anode collectors in the boustrophedonic anode stack; and a set of separators arranged between the anode and cathode electrodes and transporting solvated ions between the anode and cathode electrodes.
    Type: Grant
    Filed: September 7, 2022
    Date of Patent: November 7, 2023
    Assignee: Millibatt, Inc.
    Inventors: Guangyi Sun, Janet Hur, Cheolwoong Lim, Leland Smith
  • Patent number: 11804636
    Abstract: One aspect of the present application provides an electrode assembly, including a first electrode plate, a second electrode plate, and a separator disposed therebetween. The first electrode plate and the second electrode plate are wound or stacked to form the electrode assembly. Wherein the electrode assembly further includes a first electrode tab disposed on the first electrode plate, and an insulating layer including a first portion disposed on the first electrode plate. And, no second electrode plate is disposed between the first portion and the first electrode tab. The present application also provides a battery. The present application intends to at least improve the safety performance of the battery.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: October 31, 2023
    Assignee: Dongguan Amperex Technology Limited
    Inventors: Yanan Zhang, Chao Yang, Wenwei Yin, Chunhua Bian
  • Patent number: 11799073
    Abstract: An electrode structure includes: a base layer including a first active material; a plurality of active material plates, a plate of the plurality of active material plates including opposing side walls and a lower wall, wherein the lower wall is disposed on the base layer, wherein adjacent plates of the plurality of active material plates are spaced apart from each other, and wherein an active material plate of the plurality of active material plates includes a second active material; and a channel between adjacent plates of the plurality of active material plates, wherein the channel includes a first channel region defined by adjacent side walls of the adjacent plates, and a second channel region connected to the first channel region and defined by a lower wall of the adjacent plates and the base layer.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: October 24, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Huisu Jeong, Hwiyeol Park, Kyounghwan Kim, Jeongkuk Shon, Junhyeong Lee, Sungjin Lim, Jin S. Heo
  • Patent number: 11688899
    Abstract: A battery pack (e.g., a battery pack for marine environments) can include a lower enclosure having an upper wall and defining a cavity, a plurality of battery cells positioned within the cavity, a radiator assembly positioned above the upper wall of the lower enclosure, a vent in the upper wall of the cavity, and/or a valve configured to selectively facilitate fluid communication between the cavity and the radiator assembly via the vent. In some embodiments, the valve is configured to open in response to increased pressure in the cavity resulting from a thermal runaway event. In some embodiments, the radiator is configured to create a tortuous path and collect flammable particulates from the thermal runaway event.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: June 27, 2023
    Assignee: Pure Watercraft, Inc.
    Inventors: Richard Theodore Wurden, Marc McKissack, Andrew Rebele
  • Patent number: 11670804
    Abstract: A lithium-based energy storage system includes an electrolyte and an electrode. The electrode has a conformal coating of parylene. The parylene forms an artificial solid electrolyte interface (SEI). The electrode may include a material chosen from silicon, graphene-silicon composite, carbon-sulfur, and lithium. The use of parylene to form a conformal coating on an electrode in a lithium-based energy storage system is also disclosed.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: June 6, 2023
    Assignee: Rensselaer Polytechnic Institute
    Inventors: Rahul Mukherjee, Eklavya Singh, Nikhil Koratkar, Toh-Ming Lu
  • Patent number: 11652241
    Abstract: A method for manufacturing a battery has a stacking step in which a plurality of unit cells are stacked, the unit cells being such that a positive electrode obtained by a positive electrode active material layer containing an electrolytic solution disposed on a positive electrode current collector, and a negative electrode obtained by a negative electrode active material layer containing an electrolytic solution disposed on a negative electrode current collector with a separator interposed therebetween. In the stacking step, each time one of the unit cells is stacked, the stack of the unit cells are pressed from the stacking direction.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: May 16, 2023
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Tomohiro Kaburagi, Hajime Satou, Kazuyuki Yoda, Shigeo Watanabe, Yusuke Mizuno, Yusuke Emori, Takuya Sakurai
  • Patent number: 11588155
    Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first battery cell. The first battery cell may include an anode current collector, and an anode active material disposed on the anode current collector. The first battery cell may include a cathode current collector and a cathode active material disposed on the cathode current collector. The current collectors may be polymeric materials. The batteries may include a first conductive band electrically coupled with the first battery cell. The first conductive band may be seated on the second surface of one of the anode current collector or the cathode current collector. The first conductive band may extend about a perimeter of the one of the anode current collector or the cathode current collector. The batteries may include a cell module including a first flexible extension electrically coupled with the first conductive band.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: February 21, 2023
    Assignee: Apple Inc.
    Inventors: Dylan Erb, Abraham B. Caulk, Ross L. Johnstal, Paul W. Firehammer, Edward T. Hillstrom, Christopher T. Campbell, Andrew C. Chu
  • Patent number: 11588202
    Abstract: A cell module assembly includes a top frame, a bottom frame, multiple lithium-ion battery cells, a top collector plate, a bottom collector plate, and a curable adhesive. The top frame includes protrusions that define first multiple pockets. The bottom frame includes protrusions that define second multiple pockets axially aligned with the first multiple pockets. Each of the first and the second multiple pockets have multiple windows. The battery cells are received within a pocket in each of the first and second multiple pockets. The top collector plate is coupled to the top frame and includes multiple apertures above the first multiple pockets. The bottom collector plate is coupled to the bottom frame. The top collector plate and the bottom collector plate are electrically connected to the battery cells. The curable adhesive is received within each window in the first multiple pockets and couples each battery cell to the top frame.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: February 21, 2023
    Assignee: Briggs & Stratton, LLC
    Inventors: Jeffrey M. Zeiler, James Michael Busse, Jacob Schmalz
  • Patent number: 11545699
    Abstract: What is provided is a solid state battery and a solid state battery manufacturing method capable of more reliably preventing short-circuiting. A solid state battery includes: a first electrode piece in which a first electrode active material layer is formed on a first current collector layer; a second electrode piece in which a second electrode active material layer is formed on a second current collector layer; and a bag-shaped solid electrolyte layer which accommodates the first electrode piece, wherein the first electrode piece accommodated in the bag-shaped solid electrolyte layer and the second electrode piece are laminated so as to overlap each other in a plan view so that the first electrode active material layer and the second electrode active material layer are disposed so as to face each other with the solid electrolyte layer interposed therebetween.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: January 3, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Masahiro Ohta, Wataru Shimizu, Toru Sukigara
  • Patent number: 11522246
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: December 6, 2022
    Inventors: Sung-Won Seo, Dong-Yeon Kim, Ho-June Chi, Dal-Mo Kang, Jin-Hak Kong, Jeong-O Mun, Yoon-Koo Lee, Yong-Seok Choi, Alexander Eichhorn, Andreas Track
  • Patent number: 11489224
    Abstract: A battery pack includes a sub-end plate disposed between a cell stack and a main end plate. The sub-end plate includes a first surface that faces the cell stack, and a second surface that faces the main end plate. A contact portion that protrudes toward and comes into contact with the main end plate, and a non-contact portion that is positioned laterally with respect to the contact portion, and forms a space between the non-contact portion and the main end plate and does not come into contact with the main end plate at least when the main end plate is not elastically deformed in a direction away from the cell stack by being pressed by the contact portion are formed on the second surface.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: November 1, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masashi Kato
  • Patent number: 11476549
    Abstract: One variation of a battery unit includes: a series of anode collectors; a set of anode electrodes including anode material arranged on both side of the anode collectors; a set of anode interconnects interposed between and electrically coupling adjacent anode collectors and folded to locate the anode collectors in a boustrophedonic anode stack; a series of cathode collectors; a set of cathode electrodes including cathode material arranged on both side of the cathode collectors; a set of cathode interconnects interposed between and electrically coupling adjacent cathode collectors and folded to locate the cathode collectors in a boustrophedonic cathode stack with cathode collectors interdigitated between anode collectors in the boustrophedonic anode stack; and a set of separators arranged between the anode and cathode electrodes and transporting solvated ions between the anode and cathode electrodes.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: October 18, 2022
    Assignee: Millibatt, Inc.
    Inventors: Guangyi Sun, Janet Hur, Cheolwoong Lim, Leland Smith
  • Patent number: 11462776
    Abstract: Embodiments of the invention provide a battery pack including a pack body and a plurality of terminals. The pack body has first and second main surfaces that are opposed to each other in a first axis direction, first and second end surfaces that are opposed to each other in a second axis direction orthogonal to the first axis direction, and first and second side surfaces that are opposed to each other in a third axis direction orthogonal to the first axis direction and the second axis direction. The plurality of terminals includes a positive terminal, a negative terminal, a temperature detection terminal, and a control terminal that are arranged on the first end surface along the third axis direction. The negative terminal is arranged between the temperature detection terminal and the control terminal and closer to the control terminal than the temperature detection terminal.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: October 4, 2022
    Assignee: Sony Corporation
    Inventors: Atsuhiro Kumagai, Kiyoshi Yonishi, Shigeji Ikeda
  • Patent number: 11456501
    Abstract: The present disclosure provides a lower box body, a battery box and a vehicle, the lower box body comprises a base body, a first protecting assembly, a mounting hole. The base body comprises a bottom plate portion, a side plate portion, eave portions. The first protecting assembly is provided at outside of the base body, fixed to the base body and is attached to the eave portion. The mounting hole penetrates the eave portion and the first protecting assembly. The first protecting assembly improves the entirety structural strength of the lower box. Because the mounting hole is formed by penetrating the eave portion and the first protecting assembly, the structural stability of the mounting location of the lower box body is improved, thereby making the mounting location of the lower box body not be prone to be deformed or damaged when the battery box is subjected to the external force.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: September 27, 2022
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yuqun Zeng, Fenggang Zhao, Xingdi Chen, Lei Wang, Linggang Zhou, Peng Wang, Derong Wang, Cong Bao
  • Patent number: 11417882
    Abstract: Electrode materials for electrochemical cells and batteries and methods of producing such materials are disclosed herein. The electrode materials comprise an active lithium metal oxide material prepared by: (a) contacting the lithium metal oxide material with an aqueous acidic solution containing one or more metal cations; and (b) heating the so-contacted lithium metal oxide from step (a) to dryness at a temperature below 200° C. The metal cations in the aqueous acidic solution comprise one or more metal cations selected from the group consisting of an alkaline earth metal ion, a transition metal ion, and a main group metal ion.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: August 16, 2022
    Assignee: UCHICAGO ARGONNE, LLC
    Inventors: Jason Croy, Arturo Gutierrez, Michael M. Thackeray, Meinan He
  • Patent number: 11387450
    Abstract: The present invention is generally related to separators for use in lithium metal batteries, and associated systems and products. Certain embodiments are related to separators that form or are repaired when an electrode is held at a voltage. In some embodiments, an electrochemical cell may comprise an electrolyte that comprises a precursor for the separator.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: July 12, 2022
    Assignees: Massachusetts Institute of Technology, Carnegie Mellon University
    Inventors: Yet-Ming Chiang, Venkatasubramanian Viswanathan, Linsen Li, Vikram Pande, David Wang
  • Patent number: 11329308
    Abstract: A method for assembling a secondary battery cell module by using an assembling jig including a plurality of guide rods disposed on a jig plate includes: mounting a lower frame on the jig plate while the guide rods are inserted into a plurality of arranging through-holes of the lower frame; disposing a plurality of battery cells on the lower frame; mounting an upper frame on the battery cells while the guide rods are inserted into a plurality of arranging through-holes of the upper frame; fastening the upper frame and the lower frame together; and separating the assembling jig from the upper frame and the lower frame.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: May 10, 2022
    Inventors: Jae Min Yoo, Dal Mo Kang, Jeong Oh Moon, Jaeuk Ryu, Su Chang Kim, Ji Su Yoon
  • Patent number: 11276873
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: March 15, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Dong Ju Kim, Jin Go Kim, Bo Hyun Lee
  • Patent number: 11251629
    Abstract: An energy storage apparatus includes a plurality of energy storage devices connected in series, a voltage detection circuit that detects voltages of the plurality of energy storage devices, and a discharge circuit that discharges the energy storage devices individually, and a BMU having a control unit, in which the control unit discharges only an energy storage device having a highest voltage among the plurality of energy storage devices. Further, charging is stopped when a first duration elapses in a state that a cell voltage of the energy storage device having the highest voltage exceeds a first voltage threshold, or charging is stopped when a second duration elapses in a state that the cell voltage of the energy storage device having the highest voltage exceeds a second voltage threshold.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: February 15, 2022
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Atsushi Fukushima
  • Patent number: 11251482
    Abstract: A cell housing plate for the arrangement of round cells, comprising a cover plate arranged on the top side of the cell housing plate, and a base plate arranged opposite the cover plate on the underside of the cell housing plate, wherein the cover plate and the base plate have a plurality of cut-outs arranged opposite each other for receiving the round cells, wherein the cut-outs each have a collar pointing radially towards the inside of the cut-out for receiving a sealant, and an opening arranged inside the collar for passage of the round cells, wherein the cover plate and the base plate are arranged relative to each other such that the cut-outs of the cover plate and the opposite cut-outs of the base plate form cavities for receiving sealant for sealing the round cells which may be arranged inside the cell housing plate.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: February 15, 2022
    Assignee: Robert Bosch GmbH
    Inventors: Andreas Ringk, Anton Ringel, Arno Arzberger, Rudi Kaiser, Silvan Poller, Thomas Kretschmar, Christoph Schlund
  • Patent number: 11239489
    Abstract: There is provided a secondary zinc battery including: (a) at least one unit cell including; a positive electrode; a negative-electrode structure including a negative-electrode active material layer containing at least one selected from the group consisting of elemental zinc, zinc oxide, zinc alloys, and zinc compounds; a LDH separator including a porous substrate composed of a polymeric material and layered double hydroxide (LDH); and an electrolytic solution; and (b) a pressuring unit compacting the unit cell to bring the negative-electrode structure in close contact with the LDH separator. Pores of the porous substrate are filled with the LDH such that the LDH separator is hydroxide-ion-conductive and gas-impermeable. The LDH separator separates the positive electrode from the negative-electrode active material layer.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: February 1, 2022
    Assignee: NGK Insulators, Ltd.
    Inventors: Junki Matsuya, Yuichi Gonda, Takeshi Yagi, Kenshin Kitoh
  • Patent number: 11233267
    Abstract: A separator includes an intervening portion that is disposed between two adjacent batteries and insulates the two batteries, an input part that receives external force input during assembly of a battery module and is deformable by the external force, and a battery pressing part that is in contact with a first surface of one of batteries, the first surface extending in a stack direction X of the batteries, and use the external force input into the input part to press the first surface.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: January 25, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tetsuji Omura, Momoko Hiranuma
  • Patent number: 11196108
    Abstract: The present disclosure provides a battery module heat management assembly, a battery pack and a vehicle. The battery module heat management assembly includes a cooling mechanism. The cooling mechanism includes: a plurality of multi-channel pipes configured to be provided at a bottom of a battery module; a first fluid collector and a second fluid collector configured to be communicated with an external cooling fluid circuit, two ends of each multi-channel pipe are respectively communicated with the first fluid collector and the second fluid collector.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: December 7, 2021
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yi Song, Yanhuo Xiang
  • Patent number: 11139527
    Abstract: The present disclosure provides a lower box body, a battery box and a vehicle, the lower box body comprises a base body, a first protecting assembly, a mounting hole. The base body comprises a bottom plate portion, a side plate portion, eave portions. The first protecting assembly is provided at outside of the base body, fixed to the base body and is attached to the eave portion. The mounting hole penetrates the eave portion and the first protecting assembly. The first protecting assembly improves the entirety structural strength of the lower box. Because the mounting hole is formed by penetrating the eave portion and the first protecting assembly, the structural stability of the mounting location of the lower box body is improved, thereby making the mounting location of the lower box body not be prone to be deformed or damaged when the battery box is subjected to the external force.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: October 5, 2021
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yuqun Zeng, Fenggang Zhao, Xingdi Chen, Lei Wang, Linggang Zhou, Peng Wang, Derong Wang, Cong Bao
  • Patent number: 11108111
    Abstract: There is provided a backplane assembly with a power substructure and a cooling substructure. Battery modules may be engaged with the backplane assembly. When engaged, power connectors in the power substructure engage with corresponding power connectors on the battery modules. A cooling fluid moving through the cooling substructure is directed toward the battery modules so as to cool the battery modules during operation. The backplane assembly may additionally include an exhaust substructure. Gases vented by the battery modules move through the exhaust substructure and are directed away from the backplane assembly.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: August 31, 2021
    Assignee: CORVUS ENERGY INC
    Inventors: Jeremy Lindstrom, Jerome Ronne, Angelo Faccone
  • Patent number: 11056692
    Abstract: The present invention relates to a battery electrode. The battery electrode comprises a plurality of carbon nanotubes and a plurality of transition metal oxide nanoparticles. The plurality of transition metal oxide nanoparticles are chemically bonded to the plurality of carbon nanotubes through carbon-oxygen-metal (C—O-M) linkages, wherein the metal being a transition metal element. The present invention also relates a method for making the battery electrode and a hybrid energy storage device using the battery electrode.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: July 6, 2021
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Tao Wang, Li Sun, Ke Wang, Jia-Ping Wang, Shou-Shan Fan
  • Patent number: 11031601
    Abstract: A battery includes: a unit cell including an electrode layer, a counter electrode layer, and a solid electrolyte layer; an electrode current collector; an electrode current collector; a counter electrode current collector; and a seal disposed between the electrode current collector and the counter electrode current collector. The thickness of a first stack portion is larger than the thickness of a second stack portion. The first stack portion includes: a first sealing portion that is at least part of the seal; a part of the electrode current collector that overlaps the first sealing portion; and a part of the counter electrode current collector that overlaps the first sealing portion. The second stack portion includes: the unit cell; a part of the electrode current collector that overlaps the unit cell; and a part of the counter electrode current collector that overlaps the unit cell.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: June 8, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Kazuyoshi Honda, Akira Kawase, Yasutaka Tsutsui
  • Patent number: 11005104
    Abstract: A battery includes a unit cell including an electrode layer and a counter electrode layer; a first current collector disposed on a side of the electrode layer opposite to the counter electrode layer and electrically connected to the electrode layer; a first solid electrolyte layer disposed in contact with a lateral side of the unit cell; and a first copper sulfide layer containing copper sulfide. The first current collector contains copper. The first copper sulfide layer is disposed between the first current collector and the first solid electrolyte layer and in contact with the first current collector and the first solid electrolyte layer.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: May 11, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Eiichi Koga
  • Patent number: 10923717
    Abstract: A secondary battery using a vanadium oxide as a positive electrode active material is provided. The secondary battery is prevented from degradation of capacity by preventing dissolution of vanadium. The vanadium oxide includes secondary particles formed by assemblage of primary particles.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: February 16, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Su-Hwan Kim, Jong-Hyun Chae, Jang-Bae Kim, Ji-Hye Yang
  • Patent number: 10873080
    Abstract: A secondary battery including an aqueous electrolyte, a positive electrode, and a negative electrode. The negative electrode includes a negative electrode active material which contains a Ti-containing composite oxide. At least one element A selected from Hg, Pb, Zn, and Bi is present on a surface of the negative electrode. An average of molar ratios (A/(A+Ti)) of the element A ranges from 5% to 40%. Each of the molar ratios is a molar amount of the element A to a sum between the molar amount of the element A and a molar amount of Ti on the surface of the negative electrode, according to scanning electron microscopy-energy dispersive X-ray spectroscopy.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: December 22, 2020
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hayato Seki, Yumiko Sekiguchi, Kazuomi Yoshima, Yasuyuki Hotta, Shinsuke Matsuno, Norio Takami
  • Patent number: 10797307
    Abstract: A method for manufacturing silicon flakes includes steps as follows. A silicon material is contacted with a machining tool which includes at least one abrasive particle fixedly disposed thereon. The silicon material is scraped along a displacement path with respect to the machining tool to generate the silicon flakes having various particle sizes.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: October 6, 2020
    Assignee: AUO Crystal Corporation
    Inventors: Kun-Fung Lin, Rong-Ruey Jeng, Han-Tu Lin, Chih-Hung Chan
  • Patent number: 10714741
    Abstract: The present invention relates to a silicon-carbon-based composite negative electrode active material, and a negative electrode for a secondary battery and a lithium secondary battery including the same, and particularly to a silicon-carbon-based composite negative electrode active material, in which physical stability is improved by including a carbon-based core capable of intercalating and deintercalating lithium ions and at least one silicon particle included in the carbon-based core and disposed in the form of being distributed in an outer portion of the carbon-based core, and a negative electrode for a secondary battery and a lithium secondary battery in which life characteristics are improved by including the same.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: July 14, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jung Hyun Choi, Yong Ju Lee, Eun Kyung Kim
  • Patent number: 10680254
    Abstract: A redox flow battery includes an electrode, a cell frame including a frame body and a bipolar plate and having a fitting recess in which the electrode is fitted, and a membrane disposed so as to sandwich the electrode between the bipolar plate and the membrane. In the redox flow battery, a gap between, among outer peripheral edge surfaces of the electrode, a side edge surface parallel to a direction in which an electrolyte flows and an inner wall surface of the fitting recess, the inner wall surface facing the side edge surface, is 0.1 mm or more and 12 mm or less.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: June 9, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Hideyuki Yamaguchi, Seiji Ogino
  • Patent number: 10665904
    Abstract: A secondary battery, including: a plurality of first aluminum foils, each two adjacent foils of the first aluminum foils being separated by a first preset gap and connected with each other by a first adhesive tape, each of the first aluminum foils having a first electrode lug, and all the first electrode lugs being connected in parallel for serving as a positive terminal; a plurality of second aluminum foils, each two adjacent foils of the second aluminum foils being separated by a second preset gap and connected with each other by a second adhesive tape, each of the second aluminum foils having a second electrode lug, and all the second electrode lugs being connected in parallel for serving as a negative terminal; and a separation film disposed between the first aluminum foils and the second aluminum foils, and the stack is wound into a required shape.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: May 26, 2020
    Assignee: LUMIMODULE OPTICAL CORPORATION
    Inventor: Meng-Wei Shen
  • Patent number: 10658710
    Abstract: A secondary battery structure includes a first electrode structure including a plurality of first electrode elements spaced apart from each other and disposed in a form of an array, a second electrode structure spaced apart from the first electrode structure and including a second electrode element, and an electrolyte which allows ions to move between the first electrode structure and second electrode structure, where the first electrode structure and the second electrode structure define a cathode and an anode, and the number of the first electrode elements and the number of the second electrode element are different from each other.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: May 19, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Woosung Jeon, Jeoyoung Shim, Gyeongsu Park, Jooho Lee, Heegoo Kim, Jaewoo Lee
  • Patent number: 10629871
    Abstract: The present application relates to a housing of battery module and a battery module. The housing includes a lower shell, an upper cover and two output components, the lower shell includes a lower shell body and at least one connecting member; the lower shell body is separated into accommodating chambers for accommodating bare cell; an installation site for connecting member is provided in each accommodating chamber; every two adjacent accommodating chambers are provided with one connecting member between and penetrating through the every two adjacent accommodating chambers; an installation site for output component and an output hole are provided in each of a first one and a last one of the plurality of accommodation chambers; the two output components are sealedly connected with two output holes, respectively. The battery module includes bare cells and the housing.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: April 21, 2020
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Feng Qin, Lin Ma, Jie Zhang, Zhiyi You, Juan Wang, Xinfu Xiao
  • Patent number: 10622666
    Abstract: Solid-state, ion-conducting batteries with an ion-conducting, solid-state electrolyte. The solid-state electrolyte has at least one porous region (e.g., porous layer) and a dense region (e.g., dense layer). The batteries are, for example, lithium-ion, sodium-ion, or magnesium-ion conducting solid-state batteries. The ion-conducting, solid-state electrolyte is, for example, a lithium-garnet material.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: April 14, 2020
    Assignee: UNIVERSITY OF MARYLAND, COLLEGE PARK
    Inventors: Eric D. Wachsman, Liangbing Hu, Venkataraman Thangadurai
  • Patent number: 10593952
    Abstract: Embodiments described herein relate generally to electrodes for electrochemical cells, the electrodes including an electrode material disposed on a current collector. In some embodiments, an electrode includes an edge protection barrier member on a perimeter of a surface of the current collector. The barrier member forms a wall along the main edge(s) of the current collector, defining an inner region bounded by the barrier member and the top surface of the current collector, and the electrode material occupies the inner region.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: March 17, 2020
    Assignees: 24M Technologies Inc., Kyocera Corporation
    Inventors: Naoki Ota, Takaaki Fukushima, Ricardo Bazzarella, Richard Holman, Sarah Cole, Drew Walker, Hiuling Zoe Yu, Taison Tan
  • Patent number: 10593997
    Abstract: The invention relates to a metal accumulation inhibiting and performance enhancing isolated or synthesized supplement for use in or in association with rechargeable electrochemical energy storage cells, and a system for delivering the supplement including articles of plastic, articles containing plastic, articles similar to plastic, plastic containers, apparatus, porous electrodes, liquids and electrolytes, in particular, articles, apparatus, electrodes, insolating sheets, liquids and electrolytes associated with rechargeable electrochemical energy storage cells incorporating one or more supplements. An effective amount of the supplement typically exhibits foaming of an electrolyte, providing a visual indicator of activity in attenuating metal deposition on, and thereby reducing metal accumulation on, various surfaces in the rechargeable electrochemical storage cell.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: March 17, 2020
    Inventor: Johan C. Fitter
  • Patent number: 10586953
    Abstract: The present invention relates to a metal-ion accumulator (A), comprising a stack of elementary electrochemical cells, each comprising a cathode (2), an anode (3), and a separator (1) impregnated with electrolyte intercalated between the anode and the cathode, each anode and cathode consisting of a substrate (2S, 3S) formed from a metal foil comprising a central portion (22, 32) supporting, on at least one of its main faces, a layer of active metal ion insertion material, the porosity of the layers of active material of the electrodes of one of the given polarities (anode or cathode) having at least two different values in the stack, the highest porosity being that of at least one electrode of said polarity, arranged between the center and the ends of the stack.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: March 10, 2020
    Assignee: COMMISSARIAT A L'ENGERGIE ATOMIQUE ET AUX ENERGIES ALTERTATIVES
    Inventors: Frédéric Dewulf, Marianne Chami
  • Patent number: 10566599
    Abstract: A modular power storage and supply system having a plurality of stacked frame members retaining a plurality of pouch cells, each of the frame members having a pair of pressure contact members abutting the cell tab terminals of the pouch cells, the pressure contact members and cell tab terminals being approximately equal in contact surface area, the frame members being separated by a gap, the system having a compression mechanism that applies pressure to the combination of pressure contact members and cell tab terminals.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: February 18, 2020
    Inventor: Ammon N. Balaster
  • Patent number: 10559845
    Abstract: A main object of the present disclosure is to provide a stacked battery in which an unevenness of short circuit resistance among a plurality of cells is suppressed.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: February 11, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hajime Hasegawa, Yuki Matsushita, Hideaki Nishimura, Yusuke Okuhata, Norihiro Ose, Mitsuru Tateishi, Shigetaka Nagamatsu, Takayuki Uchiyama, Shigenori Hama, Dai Kato, Naohiro Mashimo, Hideyo Ebisuzaki, Ayano Kobayashi, Hisataka Fujimaki
  • Patent number: 10559796
    Abstract: The disclosure relates to a battery carrier for accommodating at least one electric battery module in a vehicle. The battery carrier may include at least one first wall, at least one second wall arranged at an angle with respect to the first wall, wherein the second wall is joined to the first wall by a joining region, wherein an adhesive region is formed in the joining region, and the adhesive region is configured to condition the joining region for a materially bonded connection to a seal, and at least one seal materially bonded to the adhesive region in order to fluidically seal the joining region.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: February 11, 2020
    Assignee: Benteler Automobiltechnik GmbH
    Inventors: Thomas Olfermann, Christian Handing
  • Patent number: 10541451
    Abstract: Provided herein are energy storage devices. In some cases, the energy storage devices are capable of being transported on a vehicle and storing a large amount of energy. An energy storage device is provided comprising at least one liquid metal electrode, an energy storage capacity of at least about 1 MWh and a response time less than or equal to about 100 milliseconds (ms).
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: January 21, 2020
    Assignee: AMBRI INC.
    Inventors: David J. Bradwell, Hari Nayar, Alex Vai, Tom Kinney, Sean Theriault, Garrett Lau