Complete Cells Patents (Class 429/156)
  • Patent number: 10992000
    Abstract: Disclosed is a method for manufacturing a battery module, which includes accommodating a battery cell assembly having at least one battery cell in a module case, and injecting a thermally conductive adhesive through at least one injection hole provided in a bottom portion of the module case so that the module case is coated with the thermally conductive adhesive.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: April 27, 2021
    Inventors: Soo-Youl Kim, Jae-Hun Yang, Han-Jong Yoon, Jae-Min Lee, Hae-Ryong Jeon, Young-Ho Choi
  • Patent number: 10957903
    Abstract: The present invention provides a layered lithium-rich manganese-based cathode material with olivine structured LiMPO4 surface modification and a preparation method thereof. The preparation method comprises: firstly, preparing a pure-phase layered lithium-rich manganese-based cathode material by using a coprecipitation method and a high temperature sintering method, and then uniformly coating and doping olivine-structured LiMPO4 to the surface of the layered lithium-manganese-rich composite cathode material by using a sol-gel method. According to the present invention, the surface of the layered lithium-rich manganese-based cathode material is modified by olivine structured LiMPO4, such that cycle stability thereof is effectively improved, and voltage drop generated by the material in the cycle course is inhibited. The preparation method according to the present invention is simple, low cost, environmentally friendly, and is suitable for large-scale industrial production.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: March 23, 2021
    Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Chenghao Yang, Fenghua Zheng, Xunhui Xiong, Meilin Liu
  • Patent number: 10950901
    Abstract: A method for controlling a charge process of a solid-state battery having a sulfur-based positive electrode is provided. The method includes monitoring and storing a temperature of the solid-state battery and a predetermined interval, when the temperature exceeds a threshold temperature, monitoring the temperature of the solid-state battery and/or processing the stored temperature data of the solid-state battery, for an indication of sulfur sublimation, and terminating a flow of charge current upon detection of the indication of sulfur sublimation.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: March 16, 2021
    Assignee: TOYOTA MOTOR EUROPE
    Inventors: Yuya Ishihara, Yuki Katoh
  • Patent number: 10944139
    Abstract: Disclosed is battery module, which includes a cell assembly having battery cells arranged side by side in one direction and air channels formed at the intervals of the battery cells, and an inlet duct mounted to a front surface of the cell assembly at which the air channels are located to distribute a cooling air to the air channels. The inlet duct includes an air inlet disposed to face air channels, which are located in a central region in the arrangement of the air channels, at a location spaced apart therefrom, a cooling fan being installed at the air inlet to introduce the cooling air; and a guide vane composed of a plurality of plate barriers respectively extending obliquely toward the air channels based on the air inlet at a predetermined acute angle to distribute the flow of air.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: March 9, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Jin-Moo Nam, Jin-Kyu Shin, Jung-Il Park, Jong-Kyu Ahn, Gyung-Soo Kang
  • Patent number: 10930916
    Abstract: The present disclosure relates to a composite end plate and a battery module. The composite end plate comprises a rigid substrate, which has a first surface and a second surface that are opposite in a thickness direction of the rigid substrate, the first surface is disposed facing batteries; a rigid connecting plate, which comprises a connecting portion and a hook portion that is bent toward the connecting portion, the hook portion is embedded in the rigid substrate to connect the rigid connecting plate to the rigid substrate, the connecting portion is located on the second surface for connecting and fixing with an external structural member, and a material of the rigid connecting plate is different from that of the rigid substrate. The composite end plate according to the present disclosure can improve the structural strength of the battery module.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: February 23, 2021
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Gen Cao, Weihua Mo, Jihua Yao
  • Patent number: 10921382
    Abstract: A management server obtains information on a use history of a battery assembly used in a vehicle. The management server calculates an amount of material deterioration Dm and an amount of high-rate deterioration Dh by using the information on the use history of the battery assembly. When a ratio Dm/Dh is higher than a threshold value Th, the management server generates first assembly information indicating selection of a cell highly resistant against material deterioration and a spacer highly resistant against material deterioration (a cell A and a spacer A). When the ratio Dm/Dh is lower than the threshold value Th, the management server generates second assembly information indicating selection of a cell highly resistant against high-rate deterioration and a spacer highly resistant against high-rate deterioration (a cell B and a spacer B).
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: February 16, 2021
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventor: Keita Komiyama
  • Patent number: 10903476
    Abstract: A battery module having a battery cell stack having a plurality of stacked battery cells, each battery cell having an electrode lead, a bus bar configured to electrically connect the electrode leads of the plurality of stacked battery cells, and a breaking unit disposed between two adjacent battery cells of the plurality of stacked battery cells is provided. The breaking unit is spaced apart from the bus bar. The breaking unit is configured to operate by a gas pressure of gas generated in at least one of the two adjacent battery cells to break the electric connection between the electrode leads of the two adjacent battery cells and the bus bar.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: January 26, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jin-Kyu Lee, Dal-Mo Kang
  • Patent number: 10840494
    Abstract: The invention resolves the problem of swelling of sealing electrochemical cells of prismatic format when they are assembled side by side in a grouping box by proposing a battery comprising at least two electrochemical cells (1a, 1b) of prismatic format, wherein the electrochemical cells are separated by a rigid wedge (2) having a hardness greater than or equal to 90 Shore A according to the standard ASTM D 2240 and by a flexible wedge (3) having a hardness of up to 60 Shore A according to the standard ASTM D 2240, the rigid wedge and the flexible wedge being electrically insulating.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: November 17, 2020
    Assignee: SAFT
    Inventors: Alexandre Narbonne, Jérôme Calmejane, Marc Chesnais
  • Patent number: 10840486
    Abstract: The disclosure relates to a battery module. The battery module comprises: a first end plate, a plurality of batteries and a second end plate successively arranged in a direction, wherein the battery comprises a top cover; a connecting component, wherein the first end plate is fixedly connected to the second end plate through the connecting component; and a pulling component comprising a first connecting segment, an intermediate segment and a second connecting segment successively arranged, wherein the first connecting segment is fixedly connected to the first end plate, the intermediate segment is disposed facing the top cover, and the second connecting segment is fixedly connected to the second end plate, and wherein the pulling component can tighten the first end plate and the second end plate in an arrangement direction of the batteries to compress the batteries along with the first end plate and the second end plate.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: November 17, 2020
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Gen Cao, Jihua Yao, Taosheng Zhu
  • Patent number: 10804533
    Abstract: A method of producing a lithium ion secondary battery includes the following (A) to (E). (A) A negative electrode active material powder having a BET specific surface area of 2.2 m2/g or more and 5.2 m2/g or less is prepared. (B) Fluorine is incorporated into the negative electrode active material powder. (C) Wet granules are prepared by mixing the negative electrode active material powder, a water-soluble binder powder, and water. (D) A negative electrode is produced by forming the wet granules into a film form. (E) A lithium ion secondary battery including the negative electrode, a positive electrode, and an electrolytic solution is produced. When the negative electrode active material powder is formed into a pellet having a density of 1.5 g/m3, fluorine is incorporated into the negative electrode active material powder so that the pellet has a water contact angle of 96° or more and 138° or less.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: October 13, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuhiro Suzuki
  • Patent number: 10790479
    Abstract: A secondary battery including a pouch having recessed portions inwardly recessed at at least one of opposite sides of the pouch, an electrode assembly including first electrode plates, second electrode plates and separators, the separators being disposed between the first electrode plates and second electrode plates, the electrode assembly being inside the pouch, and a lead tab coupled to the electrode assembly and exposed to the outside of the pouch. The separators protrude from the first electrode plates or the second electrode plates by different protruding lengths at different regions corresponding to the recessed portions of the pouch in a thickness direction of the electrode assembly.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: September 29, 2020
    Assignee: SAMSUNG SDI CO., LTD.
    Inventor: Youngkwang Yun
  • Patent number: 10784480
    Abstract: An assembled battery that can be easily assembled and that has high reliability is provided. An assembled battery includes secondary batteries with a flat prismatic shape that are stacked in a thickness direction (X-axis direction), spacer members that are stacked alternately with the secondary batteries, and side plates that extend in a stacking direction of the secondary batteries and face side surfaces of the spacer members along the stacking direction. The spacer member includes an engagement part to be engaged with the side plate in a manner that sliding is possible in the stacking direction (X-axis direction).
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: September 22, 2020
    Assignee: VEHICLE ENERGY JAPAN INC.
    Inventors: Sadayuki Aoki, Kazunori Ojima
  • Patent number: 10707520
    Abstract: Provided is a method of manufacturing a lithium secondary battery, the method including: preparing positive and negative metal foams having a plurality of first pores; controlling first pore sizes of the metal foams depending on an application; filling the first pores with a slurry obtained by mixing a positive electrode active material or a negative electrode active material, a binder, a conductive material, and an organic solvent; heat-treating the metal foams to form second pores having a size smaller than those of the first pores. The first pore size of the metal foam can be controlled, so that a high capacity and high output battery can be manufactured depending on the usage.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: July 7, 2020
    Inventor: Seung-ki Joo
  • Patent number: 10636574
    Abstract: An apparatus includes a case having an elliptical cross-section capable of receiving a plurality of capacitive elements. One or more of the capacitive elements provide at least one capacitor having a first capacitor terminal and a second capacitor terminal. The apparatus also includes a cover assembly that includes a deformable cover mountable to the case, and, a common cover terminal having a contact extending from the cover. The cover assembly also includes at least three capacitor cover terminals, each of the at least three capacitor cover terminals having at least one contact extending from the deformable cover. The deformable cover is configured to displace at least one of the at least three capacitor cover terminals upon an operative failure of at least one of the plurality of the capacitive elements. The cover assembly also includes at least four insulation structures. One of the four insulation structures is associated with one of the at least three capacitor cover terminals.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: April 28, 2020
    Assignee: American Radionic Company, Inc.
    Inventors: Robert M. Stockman, Richard W. Stockman, Shaun Brandon Sirotiak
  • Patent number: 10629884
    Abstract: The present disclosure includes a battery module having a housing with a cell receptacle region defined by walls of the housing and configured to enable passage of electrochemical cells therethrough. The battery module also includes a bus bar carrier sealed in the cell receptacle region. The bus bar carrier includes a perimeter having flexible ribs extending along at least a majority of the perimeter and configured to enable intimate contact between the walls of the housing and the perimeter of the bus bar carrier.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: April 21, 2020
    Assignee: CPS Technology Holdings LLC
    Inventors: Matthew R. Tyler, Christopher M. Bonin, John P. Dinkelman, Richard M. DeKeuster, Dale B. Trester
  • Patent number: 10608218
    Abstract: A battery module is provided. A battery module according to an embodiment of the present disclosure includes a cartridge assembly including a plurality of cartridges, each cartridge accommodating a battery cell, a casing including an opening formed therein and accommodating the cartridge assembly through the opening and surrounding the cartridge assembly, and a cover coupled to the opening of the casing, in which the cover includes a pressurizing portion pressurizing the battery cell when the battery cell swells.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: March 31, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Nam-In Kim, Jae-Hyun Seo, Young-Sop Eom, Bo-Hyon Kim, Hyun-Young Cho
  • Patent number: 10586956
    Abstract: A pouch type secondary battery and a method of manufacturing the same are disclosed. The pouch type secondary battery includes a pouch type case formed by attaching an upper sheet and a lower sheet, and an electrode assembly received in the pouch type case. A polymer coating layer for improving sealability is further included at an outer side portion of the pouch type case, in which the upper sheet and the lower sheet are attached.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: March 10, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jeoung Hwan Kim, Shin Hwa Lee, Woo Yong Lee, Min Su Kim, Hyang Mok Lee
  • Patent number: 10566587
    Abstract: An exemplary assembly of an electrified vehicle includes a compression limiter integrated into a plate of a battery pack array. An exemplary method includes forming a portion of a plate of a battery pack array about a longitudinal axis to provide a compression limiter.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: February 18, 2020
    Assignee: Ford Global Technologies, LLC
    Inventors: Peter Eric Petersen, Brian Utley, David Moschet
  • Patent number: 10559797
    Abstract: A battery assembly includes a thermal shield. The thermal shield protects battery cells in the battery assembly from hot gases vented by a neighboring cell experiencing thermal runaway. The thermal shield acts as a one-way valve, allowing the cell experiencing thermal runaway to properly vent away hot gases, but still protecting the rest of the cells in the battery pack from the hot gases.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: February 11, 2020
    Assignee: BOMBARDIER RECREATIONAL PRODUCTS INC.
    Inventors: Robert Wayne Sweney, Andres Diego Gonzalez
  • Patent number: 10535847
    Abstract: There is provided a secondary battery including an electrode assembly having a stack structure of an anode/a separation film/a cathode, a pouch type exterior member configured of a lower surface in which a receiving part is formed and an upper surface covering the receiving part, a single electrode assembly or a plurality of electrode assemblies being received in the receiving part, and an electrode terminal formed outwardly of the pouch type exterior member, the secondary battery including: a sealing part formed by bonding edges of the pouch type exterior member, wherein a portion of the sealing part formed on a surface of the pouch type exterior member on which the electrode terminal is not formed outwardly of the exterior member is folded downwardly at an angle of 90 degrees.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: January 14, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Kyu Park, Hyun-Woo Park, Kyung-Min Lee, Jeong-Ah Lee, Jae-Ho Um
  • Patent number: 10516157
    Abstract: An electrode active material including a secondary particle, the secondary particle including: a plurality of primary particles including a silicon-containing material; an electrically conductive material; and a chemically cross-linked water-insoluble polymer. Also an electrode, and a secondary battery, both of which include the electrode active material, and a method of preparing the electrode active material.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: December 24, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Ken Ogata, Koichi Takei, Kanghee Lee, Byoungsun Lee, Jaemyung Lee, Minwoo Lim
  • Patent number: 10501597
    Abstract: The present invention relates to a novel secondary battery pack with improved thermal management useful for an all-electric vehicle (EV), a plug-in hybrid vehicle (PHEV), a hybrid vehicle (HEV), or battery packs used for other vehicles batteries, and more particularly, to the use of a specific material for thermally insulating a secondary battery pack and further minimizing the propagation of thermal runaway within a battery pack.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: December 10, 2019
    Assignee: Elkem Silicones USA Corp.
    Inventors: Virginia O'Neil, Jessica Hanley, Matthew Kihara, Leeanne Brown, Michael John Watson, Matthew Paul Timmons
  • Patent number: 10504654
    Abstract: An apparatus includes a case having an elliptical cross-section capable of receiving a plurality of capacitive elements. One or more of the capacitive elements provide at least one capacitor having a first capacitor terminal and a second capacitor terminal. The apparatus also includes a cover assembly that includes a deformable cover mountable to the case, and, a common cover terminal having a contact extending from the cover. The cover assembly also includes at least three capacitor cover terminals, each of the at least three capacitor cover terminals having at least one contact extending from the deformable cover. The deformable cover is configured to displace at least one of the at least three capacitor cover terminals upon an operative failure of at least one of the plurality of the capacitive elements. The cover assembly also includes at least four insulation structures. One of the four insulation structures is associated with one of the at least three capacitor cover terminals.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: December 10, 2019
    Assignee: American Radionic Company, Inc.
    Inventors: Robert M. Stockman, Richard W. Stockman, Shaun Brandon Sirotiak
  • Patent number: 10490798
    Abstract: A conductive module includes a first conductive member electrically connected to an electrode terminal of a battery cell; a second conductive member that electrically connects a battery monitoring unit monitoring a battery state to the first conductive member; a circuit protection member arranged between the first conductive member and the second conductive member; a first electrical connection structural body electrically connecting the first conductive member and the circuit protection member; a second electrical connection structural body electrically connecting the second conductive member and the circuit protection member; a housing member housing the circuit protection member and the first and second electrical connection structural bodies; and a mounting structure that mounts the housing member to an insulating member with the insulating member sandwiching the battery cell as a mounting target.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: November 26, 2019
    Assignee: YAZAKI CORPORATION
    Inventor: Yutaro Okazaki
  • Patent number: 10490810
    Abstract: The present invention provides a positive electrode active material for non-aqueous electrolyte secondary battery comprising: core particles comprising a lithium transition metal composite oxide represented by the general formula: LiaNi1?x?yCoxM1yM2zO2 wherein 1.00?a?1.50, 0.00?x?0.50, 0.00?y?0.50, 0.00?z?0.02, 0.00?x+y?0.70, M1 is at least one element selected from the group consisting of Mn and Al, M2 is at least one element selected from the group consisting of Zr, Ta, Nb and Mo, and a surface layer located on a surface of the core particles, the surface layer comprising lithium, boron, tungsten and oxygen.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: November 26, 2019
    Assignee: NICHIA CORPORATION
    Inventor: Kenta Kawai
  • Patent number: 10461382
    Abstract: The invention relates to a receptacle (34) for at least partially compressively receiving at least one battery cell (12) for a battery module, wherein the receptacle (34) has at least two end plates (10) which can be arranged on two opposing sides of the at least one battery cell (12), wherein the end plates (10) are connected to one another by a plurality of connecting means (24), which are fixed to the end plates (10) and in each case have at least two plug elements (28), in such a way that the plug elements (28) of the connecting means (24) for fixing the connecting means (24) to the end plates (10) engage in bushings (22) of the end plates (10) in a plane arranged substantially at right angles to the direction of extension of the connecting means (24).
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: October 29, 2019
    Assignee: Robert Bosch GmbH
    Inventors: Steffen Benz, Dirk Liepold, Eduard Reimer, Ionut Marian Lica, Jochen Schweinbenz, Jonas Schuetz, Kushtrim Krasniqi, Lukasz Paczkowski, Markus Kohlberger, Nicolai Joerg, Ulrich Lange
  • Patent number: 10454139
    Abstract: An object of the present invention is to provide an electrolytic solution for nonaqueous electrolytic solution batteries capable of showing high output characteristics at low temperature even after the batteries are used to some extent, and a nonaqueous electrolytic solution batteries. The present invention is characterized in the use of an electrolytic solution for nonaqueous electrolytic solution batteries, the electrolytic solution including a difluoro ionic complex (1-Cis) in a cis configuration represented by the general formula (1-Cis), a nonaqueous organic solvent, and a solute. Furthermore, the electrolytic solution may contain a difluoro ionic complex (1-Trans) in a trans configuration or a tetrafluoro ionic complex (5).
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: October 22, 2019
    Assignee: Central Glass Co., Ltd.
    Inventors: Mikihiro Takahashi, Takayoshi Morinaka, Masutaka Shinmen, Wataru Kawabata, Makoto Kubo, Hiroki Matsuzaki, Shoichi Tsujioka, Kenta Yamamoto
  • Patent number: 10446894
    Abstract: A battery assembly includes a grouping of battery cells and an array plate assembly contacting at least one cell of the grouping of battery cells. The array plate assembly including a spring plate adapted to exert a compressive spring force against the at least one cell. The compressive spring force may be based on a dimensional profile of the grouping of battery cells.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: October 15, 2019
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: Saravanan Paramasivam, Kimberley King, Dave Moschet, Bhaskara Boddakayala, Rajaram Subramanian
  • Patent number: 10431786
    Abstract: An electricity storage module that includes: a plurality of electricity storage elements each including positive and negative lead terminals protruding outward from end portions thereof; a stack in which the plurality of electricity storage are stacked and adjacent ones of the lead terminals of opposite polarities are connected to each other; bus bars that are individually connected to those of the lead terminals connected in order that are located at opposite ends and that have mutually opposite polarities; and voltage detection terminals that are connected to terminal ends of voltage detection lines and individually connected to the electricity storage elements, wherein the lead terminals, the bus bars, and the voltage detection terminals are collectively connected by laser welding.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: October 1, 2019
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hideyuki Kuboki, Hiroki Hirai, Tomoyuki Sakata, Makoto Higashikozono, Kenji Nakagawa
  • Patent number: 10424769
    Abstract: Provided herein are battery packs for electric vehicles. A battery pack can include a housing having cavities. The battery pack can include electrode structures having a first tab terminal and a second tab terminal. A cover can be disposed over the housing. The cover can include first junction connectors extending between a first surface of the cover and a second surface of the cover. The first tab terminal of each electrode structure can be welded to respective first junction connectors.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: September 24, 2019
    Assignees: CHONGQING JINKANG NEW ENERGY VEHICLE CO., LTD., SF MOTORS, INC.
    Inventors: Ying Liu, Derek Nathan Wong, Chien-Fan Chen, Yifan Tang
  • Patent number: 10403869
    Abstract: The present disclosure includes a battery module that includes a housing having a stack of battery cells. Each battery cell of the stack of battery cells includes a terminal end having at least one cell terminal and a face oriented transverse to the terminal end. The battery module also includes adhesive tape disposed between a first face of a first battery cell of the stack of battery cells and a second face of a second battery cell of the stack of battery cells, and where the adhesive tape fixedly couples the first battery cell to the second battery cell, and where a first terminal end of the first battery cell is substantially aligned with a second terminal end of the second battery cell.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: September 3, 2019
    Assignee: CPS TECHNOLOGY HOLDINGS, LLC
    Inventors: Matthew R. Tyler, Jennifer L. Czarnecki
  • Patent number: 10367225
    Abstract: A power storage device includes a stacked electrode assembly in which a plurality of pairs of electrodes are stacked and a fixing tape which is placed astride both end portions of the stacked electrode assembly in an electrode-stacking direction and which includes a pair of bonded sections each bonded to a corresponding one of the end portions thereof and an intermediate section connecting the bonded sections together. The intermediate section of the fixing tape includes a base portion extending along a side surface of the stacked electrode assembly and a clearance portion projecting in a direction away from the side surface of the stacked electrode assembly and tape surfaces facing each other in the clearance portion are separably bonded to each other.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: July 30, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., L'
    Inventors: Shinya Miyazaki, Kazunori Donoue, Hiroki Watanabe
  • Patent number: 10361466
    Abstract: A battery cell for a battery of a motor vehicle having a battery cell housing, in which a galvanic element is accommodated. The battery cell can be electrically connected to at least one other battery cell of the battery by way of two electrical connections. The battery cell has at least one switching element, which is designed for making and breaking a conductive electrical connection between an arrester of the galvanic element and at least one of the electrical connections. A driver module is disposed inside the battery cell housing to control the switching element so that the conductive electrical connection between the arrester and the electrical connections are controlled.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: July 23, 2019
    Assignee: AUDI AG
    Inventors: Michael Hinterberger, Berthold Hellenthal
  • Patent number: 10361464
    Abstract: The present invention relates to an electrolytic solution comprising a cyclic dicarboxylic acid ester represented by the specific formula, and the secondary battery comprising the same. According to the present invention, the electrolytic solution comprising an additive which can improve a characteristics in a secondary battery and a secondary battery comprising the same can be provided.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: July 23, 2019
    Assignee: NEC Corporation
    Inventors: Noboru Yoshida, Ikiko Shimanuki, Shinsaku Saitho, Hitoshi Ishikawa
  • Patent number: 10340498
    Abstract: Disclosed is a battery cell, including an electrode assembly including electrode plates respectively having an electrode tab protruding therefrom and separators, which are alternately stacked, the electrode tabs being bent in an upper direction of the electrode assembly, the electrode assembly including an electrode lead coupled with an end of the bent electrode tabs to form a tab-lead coupler; and a battery case configured to accommodate the electrode assembly so that the electrode lead is partially exposed outwards. The tab-lead coupler is located on an extension line of an outermost electrode plate of the electrode assembly, which is located at a side where the electrode tabs are bent, and the tab-lead coupler is opposite to one side of the electrode assembly having the protruded electrode tab to come into contact with one side of the electrode assembly or be spaced apart therefrom.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: July 2, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Sei-Woon Oh, Seong-Yoon Lim, Ji-Hyun Kim, Won-Seok Jeong
  • Patent number: 10319959
    Abstract: A flexible secondary battery includes an electrode assembly, a first external cover that is located on a first surface of the electrode assembly, and a second external cover that is located on a second surface of the electrode assembly, the second external cover and the first external cover including a sealing portion where edges of the first external cover and the second external cover are attached to each other to seal the electrode assembly. At least one of the first external cover and the second external cover includes a stress-relief pattern in a center portion.
    Type: Grant
    Filed: April 2, 2015
    Date of Patent: June 11, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ju-Hee Sohn, Naum Feygenson, Jun-Won Suh, Jeong-Doo Yi, Hyun-Hwa Song, Bong-Kyoung Park, Hye-Jung Lee
  • Patent number: 10290863
    Abstract: A nonaqueous electrolyte secondary battery includes a positive electrode, a nonaqueous electrolytic solution, and a negative electrode. The negative electrode includes a negative electrode current collector and a negative electrode active material layer which is formed on the negative electrode current collector. The negative electrode active material layer has a first region and a second region. The first region is a region formed on a surface of the negative electrode current collector and contains lithium titanium composite oxide as a major component. The second region is a region including a surface of the negative electrode active material layer and contains lithium titanium composite oxide as a major component and further contains silicon oxide.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: May 14, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Tomoyuki Mizuno
  • Patent number: 10283823
    Abstract: Provided is an energy storage apparatus where a cooling fluid minimally leaks to the outside from a passage formed between an outer spacer and an energy storage device. The energy storage apparatus includes: an energy storage device; an outer spacer arranged adjacently to the energy storage device; and an end plate arranged such that the outer spacer is sandwiched between the energy storage device and the end plate, wherein the outer spacer includes: a base extending along the energy storage device, the base defining, with the energy storage device, a passage; and a seal portion projecting from the base and being in contact with the energy storage device, wherein the end plate includes a pressing portion disposed at a position corresponding to the seal portion, the pressing portion pressing the seal portion toward the energy storage device via the base.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: May 7, 2019
    Assignees: GS YUASA INTERNATIONAL LTD., HONDA MOTOR CO., LTD.
    Inventors: Yuta Yamamoto, Motoki Hoshino, Masao Kawata, Jun Machida
  • Patent number: 10186729
    Abstract: An exemplary method includes, among other things, winding a curable material at least partially about a plurality of battery cells that are compressed by a fixture. An exemplary assembly includes, among other things, a plurality of battery cells compressed by a fixture, and a curable material wound around the plurality of battery cells.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: January 22, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Jeffrey Matthew Haag, Eid Farha
  • Patent number: 10170735
    Abstract: A battery pack includes a plurality of batteries arranged in columns and rows, a first holder configured to accommodate upper parts of the batteries, a lateral surface of the first holder including first pins, and a second holder configured to accommodate lower parts of the batteries, a lateral surface of the second holder including consecutively arranged concave surfaces and convex surfaces, and the first pins of the first holder protruding toward the second holder and being combinable with the concave surfaces of the lateral surface of the second holder.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: January 1, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventor: Do-Hyung Lee
  • Patent number: 10158107
    Abstract: A battery provided according to the invention includes an electrode body including a positive electrode and a negative electrode, and a battery case. A positive electrode inner terminal is connected to the positive electrode, and a negative electrode inner terminal is connected to the negative electrode. The battery includes, inside the battery case, a first film placed between the electrode body and an inner wall of the battery case, and a second film placed between the battery case and at least one of the negative electrode inner terminal and the positive electrode inner terminal. By the first film and the second film, at least one of the negative electrode inner terminal and the positive electrode inner terminal is insulated from the inner wall of the battery case, and the electrode body is insulated from the inner wall of the battery case.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: December 18, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuyuki Kusama, Shigeru Matsumoto
  • Patent number: 10147986
    Abstract: A traction battery for a vehicle includes a tray having an outer surface defining an open channel configured to circulate liquid coolant. A plurality of cells are stacked in an array and each has a dielectric material surrounding at least a portion of the cell. The array is disposed on the outer surface and covers the channel such that a side of the array is in direct contact with the coolant during operation.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: December 4, 2018
    Assignee: Ford Global Technologies, LLC
    Inventors: Evan Mascianica, Josef Dollison, Jeremy Samborsky, Daniel Miller, Jason Sielaff
  • Patent number: 10115531
    Abstract: An energy storage device having improved heat-dissipating includes a cell assembly formed by connecting at least two cylindrical energy storage cells in series, a case having an accommodation portion shaped corresponding to an outer surface of the energy storage cells to accommodate the cell assembly, and a heat-dissipating pad installed between an outer surface of the energy storage cells of the cell assembly and an inner surface of the accommodation portion, wherein the case includes at least two case blocks, and wherein the accommodation portion is formed by coupling the case blocks.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: October 30, 2018
    Assignee: LS MITRON LTD.
    Inventors: Jung-Gul Lee, Tae-Ho Suh
  • Patent number: 10103382
    Abstract: A nonaqueous electrolyte secondary battery disclosed in the present application includes: a positive electrode capable of absorbing and releasing lithium, containing a positive electrode active material composed of a lithium-containing transition metal oxide having a layered crystalline structure; and a negative electrode capable of absorbing and releasing lithium, containing a negative electrode active material composed of a lithium-containing transition metal oxide obtained by substituting some of Ti element of a lithium-containing titanium oxide having a spinel crystalline structure with one or more element different from Ti, wherein a retention of the negative electrode is set to be greater than a retention of the positive electrode, and an irreversible capacity rate of the negative electrode is set to be greater than an irreversible capacity rate of the positive electrode, whereby a discharge ends by negative electrode limitation.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: October 16, 2018
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Natsumi Goto, Takashi Takeuchi, Masaki Hasegawa
  • Patent number: 10103374
    Abstract: A battery module including bus bar cell interconnects and a method of manufacture are provided. The battery module may, in certain embodiments, include a housing, a plurality of battery cells disposed in the housing, and a bus bar cell interconnect. The bus bar cell interconnect is designed to electrically couple a first battery cell and a second battery cell. In some embodiments, the bus bar cell interconnect includes a first end electrically coupled with a first terminal of the first battery cell and a second end electrically coupled with a second terminal of the second battery cell. The bus bar cell interconnect also includes a curved portion disposed between the first end and the second end, and the bus bar cell interconnect is designed to distribute stress across the curved portion.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: October 16, 2018
    Assignee: Johnson Controls Technology Company
    Inventors: Mikhail S. Balk, Edward J. Soleski, Richard M. DeKeuster
  • Patent number: 10020488
    Abstract: This disclosure synthesizes an anodic composite material Li(LixNiyCozMnwO2+?) of Li2MnO3 series whose theoretical capacity is a level of about 460 mAh/g, and to produce an electrode of a high capacity using the synthesized anodic composite material. Also provided is a method for charging and discharging the electrode. Here, the method for producing an anodic composite material for a lithium secondary battery includes the steps of: mixing a nickel nitrate solution, a manganese nitrate solution, and a cobalt nitrate solution to produce a starting material solution; and mixing the starting material solution with a complexing agent so as to produce an anodic composite material Li(LixNiyCozMnwO2+?) of Li2MnO3 series by means of coprecipitation.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: July 10, 2018
    Assignee: Korea Institute of Industrial Technology
    Inventors: Ho Sung Kim, Sun Woo Yang, Kyeong Wan Kim, Chae Hwan Jeong, Tae Won Kim, Duck Rye Chang, Min Young Kim
  • Patent number: 10003112
    Abstract: A battery pack for use with a supply of heat transfer fluid includes a plurality of battery modules arranged in one or more rows, and an elongated backplane positioned between the rows or adjacent to one row. The backplane has external longitudinal surfaces, and includes multiple bus bar assemblies equal in number to the number of battery modules and connected to the external longitudinal surfaces. The elongated backplane defines internal conduits configured to receive heat transfer fluid from the supply and extending along a length of the backplane adjacent to the bus bar assemblies. End plates of the battery modules include negative and positive voltage terminals mating with corresponding electrical connectors of a respective one of the bus bar assemblies. An electrical connection between each bus bar assembly and corresponding voltage terminals is established via a push-to-connect operation, with a finger-proof barrier covering the positive terminal.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: June 19, 2018
    Assignee: GM Global Technology Operations LLC
    Inventors: Paul J. Boor, Robert J. Heydel, Robert J. Schoenherr
  • Patent number: 9991512
    Abstract: A thermally conductive electrochemical cell comprises a lithium ion-containing liquid electrolyte contacting a cathode and anode. The cathode and anode are in the form of electroactive sheets separated from each other by a membrane that is permeable to the electrolyte. One or more of the cathode and anode comprises two or more layers of carbon nanotubes, one of which layers includes electrochemically active nanoparticles and/or microparticles disposed therein or deposited on the nanotubes thereof. The majority of the carbon nanotubes in each of the layers are oriented generally parallel to the layers. Optionally, one or more of the layers includes an additional carbon material such as graphene, nanoparticulate diamond, microparticulate diamond, and a combination thereof.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: June 5, 2018
    Assignee: UCHICAGO ARGONNE, LLC
    Inventors: Elena Shevchenko, Anirudha V. Sumant, Alexander Balandin, Bonil Koo, Christopher Johnson, Tijana Rajh, Eungje Lee
  • Patent number: 9972812
    Abstract: A battery includes: a casing that includes a plurality of exterior faces having outer faces facing mutually-different directions and has an arrangement concave part formed; a cell that is housed inside the casing; and a connector that includes a connection terminal connected to an electrode terminal of a connection apparatus and is arranged in the arrangement concave part, in which a face forming the arrangement concave part of the casing is formed as a concave part forming face, and the concave part forming face is present between the exterior faces and the connector.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: May 15, 2018
    Assignee: Sony Corporation
    Inventors: Shigeki Motoyama, Atsushi Mitani, Atsuhiro Kumagai
  • Patent number: 9960466
    Abstract: The invention relates to a rechargeable battery includes a first electrode, a second electrode, a separator, and electrolyte. The first electrode includes a first supercapacitor electrode, a first battery electrode, a first current collector, and a first connector. The first battery electrode is sandwiched between the first supercapacitor electrode and the first current collector. The first supercapacitor electrode and the first current collector are electrically connected via the first connector.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: May 1, 2018
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Yan-Li Yin, Chang-Hong Liu, Shou-Shan Fan