Tape Or Flexible-type Cell Including Tape Fuel Cells Or Subcombination Thereof Patents (Class 429/127)
  • Patent number: 10439261
    Abstract: A metal-air battery includes a gas diffusion layer; a first cathode and a second cathode disposed on opposite surfaces of the gas diffusion layer, respectively; an ion conducting membrane, including a folded portion, surrounding the first cathode, the gas diffusion layer, and the second cathode and disposed on each of the first cathode and the second cathode; and an anode, including a folded portion, surrounding the ion conducting membrane and disposed on the ion conducting membrane, where the folded portion of the anode is folded in a same direction as the folded portion of the ion conducting membrane.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungock Park, Kyounghwan Choi, Joonhee Kim
  • Patent number: 10431846
    Abstract: An energy storage device includes an electrode assembly that includes a sheet-like first electrode and a sheet-like second electrode, the first electrode and the second electrode being alternately layered. Each of the first electrode and the second electrode includes a sheet-like current collecting substrate, and the current collecting substrate of the first electrode is bent toward one side in a layered direction in at least a part of an end portion of the first electrode. The electrode assembly also includes an extension portion formed in such a manner that the current collecting substrate of the second electrode extends outward more than the end portion of the first electrode.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: October 1, 2019
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Takeshi Sasaki
  • Patent number: 10418664
    Abstract: The invention is directed to a flexible and stretchable battery which is formed of an assembly having anode side and a cathode side separated by a separator and sealed in a packaging. The assembly is in a folded configuration and contains at least one cut therein, such that when the assembly is unfolded and subjected to subsequent deformation, a final folded state of the battery is able to stretch beyond a flat planar state of the battery in all dimensions.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: September 17, 2019
    Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Hanqing Jiang, Zeming Song, Hongyu Yu, Xu Wang
  • Patent number: 10374206
    Abstract: A lithium battery according to the inventive concept may comprise a cathode, an anode separated from the cathode, a first separator disposed between the cathode and the anode, the first separator having first pores, a second separator disposed on the first separator, the second separator having second pores, and an electrolyte filling a gap between the cathode and the anode. Diameters of the second pores may be smaller than those of the first pores. A standard deviation of the diameters of the second pores is smaller than that of the first pores.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: August 6, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ju Young Kim, Kwang Man Kim, Dong Ok Shin, Young-Gi Lee
  • Patent number: 10312479
    Abstract: A flexible rechargeable battery includes: a first conductive substrate; a second conductive substrate facing the first conductive substrate; and a sealant at edges of the first conductive substrate and the second conductive substrate. The first conductive substrate includes a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from a first side of the flexible rechargeable battery. The second conductive substrate includes a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially stacked inward from a second side of the flexible rechargeable battery.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: June 4, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jeong-Doo Yi, Jung-Gyu Nam, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
  • Patent number: 10305130
    Abstract: A tank-type power generation device capable of manufacturing high-pressure hydrogen installed in a fuel cell vehicle, which utilizes the hydrogen in order to generate power and can reduce the manufacturing cost of the vehicle without need for a separate fuel cell, and a fuel cell vehicle. A partition member partitions the interior of a tank main body into two sections, and includes a solid polymer electrolyte membrane in contact with the individual sections. A supply means can switch water and a gas containing oxygen to supply it to one section. An electrolytic power generation means includes electrodes on both membrane surfaces and when the water is supplied by the supply means, it can perform electrolysis by applying a voltage between the electrodes to store hydrogen gas in one section and when the gas containing oxygen is supplied, it can generate power by reacting the gas with the hydrogen gas.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: May 28, 2019
    Assignee: KABUSHIKI KAISHA SENRYOU
    Inventor: Makoto Yasukagawa
  • Patent number: 10297889
    Abstract: A metal-air battery cell includes an electrode assembly and a sealed pouch. The electrode assembly includes an air electrode, a negative electrode, a separator in contact with and disposed between the electrodes, and a hydrophobic gas diffusion layer in contact with a side of the air electrode opposite the separator. The pouch envelops the electrode assembly and contains an electrolyte therein. The pouch is defined by a gas permeable hydrophobic flexible layer in contact with the hydrophobic gas diffusion layer, and a gas and liquid impermeable flexible layer in contact with the negative electrode. The electrode assembly further includes a terminal extending from and away at least one of the electrodes, and through the pouch. The layers of the pouch are sealed to each other and around the terminal.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: May 21, 2019
    Assignee: ZAF ENERGY SYSTEMS, INCORPORATED
    Inventors: Adam Weisenstein, Paula J. Kosted, Joel Ballard, Sean Barrett
  • Patent number: 10297798
    Abstract: A rechargeable battery includes an electrode assembly, a pouch accommodating the electrode assembly, and including first and second exterior members facing each other with the electrode assembly therebetween, and a sealing portion having a sealing width and sealing the first exterior member and the second exterior member along an outer edge of the electrode assembly, and lead tabs electrically connected to the electrode assembly and drawn to the outside of the pouch, wherein the sealing portions define grooves, each of the grooves having a size that is less than the sealing width, and wherein the sealing portion is bent along the outer edge of the electrode assembly and attached to a side surface of the pouch.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: May 21, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Bo-Hyun Kim, Yu-Jin Han, Hye-Jin Kwon, Jong-Ki Lee
  • Patent number: 10290838
    Abstract: A battery encapsulation method includes disposing an active battery layer on each of a plurality of battery substrates, with each battery substrate having a greater area than its corresponding active battery layer. The plurality of battery substrates are attached to an interposer having a greater area than an aggregate area of the plurality of battery substrates. The active battery layers are environmentally sealed by disposing a film over the active battery layers sized such that the film extends beyond the active battery layers to contact the battery substrates and the interposer. The interposer is physically along locations where the film contacts the interposer so as to form a plurality of battery units, with each battery unit including one of the battery substrates with the associated active battery layer disposed thereon and being environmentally sealed by the film.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: May 14, 2019
    Assignee: STMicroelectronics (Tours) SAS
    Inventor: Vincent Jarry
  • Patent number: 10289158
    Abstract: A structure suitable for a portable information terminal or a wearable device is provided. In addition, an electronic device having a novel structure that can have various forms is provided. It is preferable that a buffer layer which absorbs a difference in the amount of change in form be provided between adjacent film substrates which overlap with each other. As the buffer layer, a gelled resin material, a rubber resin material, a liquid material, an air layer, or the like can be used. Furthermore, an optical film such as a polarizing film or a color filter may be used as the buffer layer. A plurality of buffer layers may be provided in an electronic device.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: May 14, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Masaaki Hiroki, Daisuke Furumatsu
  • Patent number: 10290847
    Abstract: Provided is a separator structure for use in a zinc secondary battery. The separator structure includes a ceramic separator composed of an inorganic solid electrolyte and having hydroxide ion conductivity and water impermeability, and a peripheral member disposed along the periphery of the ceramic separator and composed of at least one of a resin frame and a resin film. The separator structure exhibits water impermeability as a whole. The separator structure of the present invention can reliably separate the positive electrode side from the negative electrode side in a zinc secondary battery, is readily sealed and bonded to a resin battery container, and exhibits significantly improved handleability during the assembly of the battery.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: May 14, 2019
    Assignee: NGK Insulators, Ltd.
    Inventors: Kenshin Kitoh, Naohito Yamada, Hiroshi Hayashi
  • Patent number: 10230091
    Abstract: A battery includes an electrode assembly; a positive electrode tab and a negative electrode tab both extending from the electrode assembly; an insulation spacer having openings through which the positive and negative electrode tabs extend, and a positive electrode lead and a negative electrode lead coupled to the respective positive and negative electrode tabs in the insulation spacer, wherein each opening has a first opening and a second opening, and wherein the first opening is at a lower region of the insulation spacer and the second opening is at a side region of the insulation spacer.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: March 12, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yoonjin Choi, Jangho Yoon
  • Patent number: 10219395
    Abstract: To provide a power storage unit having a structure which is unlikely to break down by change in shape, such as bending. An electrode plate is covered with a sheet of an insulator which is folded in two. The sheet is preferably processed into a bag-like shape or an envelope-like shape by bonding overlapping portions of the sheet in the periphery of the electrode plate. The electrode plate and the sheet are fixed to an exterior body. In the case where the shape of the exterior body is changed by bending or the like, the electrode plate and the sheet can slide together in the exterior body. Thus, stress on the electrode plate due to bending can be relieved.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: February 26, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Ryota Tajima, Yuugo Goto, Yumiko Yoneda, Junya Goto, Takuya Miwa
  • Patent number: 10211450
    Abstract: A nickel iron battery comprising a housing, an electrolyte solution contained within the housing, an anode comprising iron configured to be retained within the housing and the electrolyte solution, an cathode comprising nickel configured to be retained within the housing and the electrolyte solution, and a separator configured to be retained within the hosing and the electrolyte solution, wherein the separator is interposed between the cathode and the anode.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: February 19, 2019
    Assignee: Landmark Battery Innovations, Inc.
    Inventors: Viet Vu, Ajoy Datta, Lucien Fontaine, Andrew Parth
  • Patent number: 10203726
    Abstract: A rollable display device is provided. An exemplary embodiment of the present invention provides a rollable display device including: a display body including a display unit configured to display various types of information as an image on one surface thereof and provided to be rollable; and a flexible battery provided on the display body and configured to supply power to the display body.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: February 12, 2019
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang
  • Patent number: 10193184
    Abstract: A method for manufacturing a lithium ion secondary battery, the lithium ion secondary battery including a positive electrode and a negative electrode disposed with a separator sandwiched therebetween and contained together with an electrolytic solution in an outer case including a flexible film, wherein the quantity of dissolved nitrogen in the electrolytic solution in injecting the electrolytic solution into the outer case is 100 ?g/mL or less.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: January 29, 2019
    Assignee: NEC ENERGY DEVICES, LTD.
    Inventors: Tomoyuki Ohta, Ryota Yanagisawa, Takayuki Suzuki
  • Patent number: 10193136
    Abstract: Provided is a nonaqueous electrolyte secondary battery that includes a laminate film exterior container housing an electrode body and an electrolyte solution. In the nonaqueous electrolyte secondary battery, the electrode body includes a positive electrode, a negative electrode, and a separator. The positive electrode includes a positive electrode active material layer formed on a positive electrode current collector. The negative electrode includes a negative electrode active material layer formed on a negative electrode current collector. The positive electrode active material layer includes secondary particles of a lithium nickel cobalt manganese composite oxide. The secondary particle includes a group of primary particles of a lithium nickel cobalt manganese composite oxide with a layered crystal structure. The primary particle has a cross-sectional area of 1.50 ?m2 or less. The layered crystal structure has a lattice constant “c” of 14.240 ? or less.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: January 29, 2019
    Assignee: AUTOMOTIVE ENERGY SUPPLY CORPORATION
    Inventors: Hidetoshi Tamura, Hiroshi Yageta
  • Patent number: 10193147
    Abstract: An electrochemical cell includes a cathode pouch, an anode pouch, and a membrane separating the anode and cathode pouch. A lithium-based catholyte is inside the cathode pouch and between the membrane and pouch. A cathode current collector is located in contact with the catholyte. An anolyte having a silicon based lithium receiving material is between the anode pouch and the membrane. An anode current collector is located in contact with the anolyte. The volume between the anode pouch and the membrane contracts and expands in order to accommodate changes in anolyte volume during charging and discharge of the cell.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: January 29, 2019
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Charles J Patrissi, Christian R Schumacher, Steven P Tucker
  • Patent number: 10181587
    Abstract: Apparatus, systems, and methods described herein relate to the manufacture and use of single pouch battery cells. In some embodiments, an electrochemical cell includes a first current collector coupled to a first portion of a pouch, the first current collector having a first electrode material disposed thereon, a second current collector coupled to a second portion of the pouch, the second current collector having a second electrode material disposed thereon, and a separator disposed between the first electrode material and the second electrode material. The first portion of the pouch is coupled to the second portion of the pouch to enclose the electrochemical cell.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: January 15, 2019
    Assignees: 24M Technologies, Inc., Kyocera Corporation
    Inventors: Naoki Ota, Takaaki Fukushima, Ricardo Bazzarella, Taison Tan
  • Patent number: 10164288
    Abstract: A flexible battery is disclosed, which comprises an electrode assembly, and an exterior material for sealing the electrode assembly along with an electrolyte. Both the electrode assembly and the exterior material are formed such that patterns for contraction and extension with respect to the longitudinal direction have the same directionality in the event of being bent.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: December 25, 2018
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang, Hyeong Tak Noh, Jong Gwan Kim
  • Patent number: 10147914
    Abstract: A thin battery includes a sheet-like electrode assembly; a non-aqueous electrolyte with which the electrode assembly is impregnated; and a housing in a sealed manner. The electrode assembly includes a pair of first electrodes located at an outermost side of the electrode assembly, a second electrode interposed between the pair of first electrodes, and a separator disposed between each first electrode and the second electrode. The first electrode includes a first current collector sheet and a first active material layer attached to one surface of the first current collector sheet. The second electrode includes a second current collector sheet and second active material layers attached to both surfaces of the second current collector sheet. A content x of the non-aqueous electrolyte per unit area of the first active material layer is larger than a content y of the non-aqueous electrolyte per unit area of the second active material layer.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: December 4, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tomohiro Ueda, Yuya Asano, Yoko Sano
  • Patent number: 10128470
    Abstract: A rechargeable battery includes: an electrode assembly formed by repeatedly stacking first and second electrodes while interposing a separator therebetween, the first and second electrodes each having an uncoated region and a coated region; and a case having a flexible property and accommodating the electrode assembly. The electrode assembly includes a fixing portion where the separator is attached and fixed to the uncoated regions of the first and second electrodes.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: November 13, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ju-Hee Sohn, Jun-Won Suh, Jeong-Doo Yi, Ju-Hyeong Han, Hyun-Hwa Song, Seok-Hun Hong
  • Patent number: 10121994
    Abstract: Disclosed are a secondary battery and a method for manufacturing the same. According to an embodiment of the present invention, there is provided a secondary battery, including: an exterior material which includes a pouch film and a sealing portion formed at an outer side of the pouch film; and an electrode assembly which includes a plurality of electrode bodies laminated with a separator interposed therebetween and are packaged by the exterior material, wherein a pair of forming portions are formed within the pouch film to house the electrode assembly, and a predetermined interval is formed between the pair of forming portions.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: November 6, 2018
    Assignee: SK INNOVATION CO., LTD.
    Inventor: Hee-Gyoung Kang
  • Patent number: 10122003
    Abstract: A battery-pack case includes the following: a metal base; a container that has an opening in the top surface thereof, accommodates a battery pack, and is affixed to the metal base; a lid that closes the opening in the container; a positive-electrode bus bar and a negative-electrode bus bar provided on an exterior surface of the container, with a conductive member connected to each of the bus bars; and a plurality of wires that lead inside the container from the outside thereof. The wires are routed between the positive-electrode bus bar and the negative-electrode bus bar so as not to interfere with the aforementioned conductive members.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: November 6, 2018
    Assignee: NGK Insulators, Ltd.
    Inventor: Koji Hoshino
  • Patent number: 10115934
    Abstract: A battery pack including a can having an opening; an electrode assembly accommodated in the can; a cap plate closing the opening and including a protruding anchor portion; and an insulation plate having an anchor hole accommodating the anchor portion, wherein the anchor hole is a slot and is configured to allow movement of the anchor portion within the anchor hole when pressure is applied to the can and the cap plate.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: October 30, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Jae-Il Seong
  • Patent number: 10103407
    Abstract: A battery includes a first portion and a second portion, in which the first portion includes a first positive electrode layer, a first negative electrode layer, and a first solid electrolyte layer located between the first positive electrode layer and the first negative electrode layer, in which the second portion includes a second positive electrode layer, a second negative electrode layer, and a second solid electrolyte layer located between the second positive electrode layer and the second negative electrode layer, in which the first portion and the second portion are in contact with each other, the second portion is more sharply bent than the first portion, the first solid electrolyte layer contains a first binder, the second solid electrolyte layer contains a second binder, and the second solid electrolyte layer containing the second binder has higher flexibility than a flexibility of the first solid electrolyte layer containing the first binder.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: October 16, 2018
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Tomoyuki Komori, Izuru Sasaki
  • Patent number: 10080291
    Abstract: The present invention relates to, for example, printed circuit boards having a thin film battery or other electrochemical cell between or within its layer or layers. The present invention also relates to, for example, electrochemical cells within a layer stack of a printed circuit board.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: September 18, 2018
    Assignee: SAPURAST RESEARCH LLC
    Inventors: Bernd J. Neudecker, Joseph A. Keating
  • Patent number: 10079375
    Abstract: A method of forming a flexible microbattery and battery is provided. The method including: forming a film with a cavity therein; applying a first outer flexible substrate to a first side of the film; applying a second outer flexible substrate to a second opposite side of the film, wherein a cathode, an anode, a separator and an electrolyte are located within the cavity and the film provides a first seal about the cathode, the anode, the separator and the electrolyte and wherein the first seal extends between the first outer flexible substrate and the second outer flexible substrate; cutting a trench through the first outer flexible substrate, the film and the second outer flexible substrate after the first seal is formed; disposing a curable material in the trench; curing the curable material to provide a second seal, wherein the first seal is located between the cavity and the second seal.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: September 18, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Paul S. Andry, Joana S. Branquinho Teresa Maria, Jeffrey Gelorme, Jae-Woong Nah, Adinath S. Narasgond, Bucknell C. Webb
  • Patent number: 10062875
    Abstract: In a fixing process, a fixing tape is wound around a first side surface of an electrode body and a second side surface which is a rear surface of the first side surface across a first end surface and a second end surface positioned at both ends of the electrode body in a stacking direction of the electrode body, from an outside of the stacked electrode body. In a stacking process before the fixing process, the electrode body is formed, and at least at a corner in the first and second side surfaces of the electrode body on a downstream side of a direction in which the fixing tape is wound, a protection member which protects the corner is disposed.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: August 28, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masashi Kato, Mizuho Matsumoto
  • Patent number: 10032565
    Abstract: One aspect provides a capacitor feedthrough assembly having an electrically conductive member dimensioned to extend at least partially through a feedthrough hole of a case of the capacitor, the conductive member having a passage therethrough.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: July 24, 2018
    Assignee: Cardiac Pacemakers, Inc.
    Inventors: Michael J. O'Phelan, Brian L. Schmidt, James M. Poplett, Robert R. Tong, Richard J. Kavanagh, Rajesh Iyer, Alexander G. Barr, Luke J. Christenson, Brian V. Waytashek, Brian D. Schenk, Gregory J. Sherwood
  • Patent number: 10014551
    Abstract: A secondary battery having positive and negative electrode plates inserted into the interior of a pouch, and positive and negative electrode active material layers respectively coated on the positive and negative electrode plates are arranged at a constant interval. Bending portions are provided to bend positive and negative electrode non-coating portions respectively not coated with the positive and negative electrode active material layers.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: July 3, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Chang-Bum Ahn
  • Patent number: 10007171
    Abstract: In a first example, an imaging system includes a battery comprising a structural gap. The battery is configured to provide electrical power to the imaging system. The imaging system further includes an image sensor configured to sense light that passes through the structural gap. In a second example, a vehicle door includes a frame and a battery comprising a structural gap. The battery is positioned within the frame and is configured to provide electrical power to the vehicle. The vehicle door also includes a handle assembly configured to open the door. The handle assembly is positioned within the structural gap of the battery. In a third example, a loudspeaker includes a battery comprising a structural gap and an audio driver positioned within the structural gap. The battery is configured to provide electrical power to the audio driver to generate sound waves.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: June 26, 2018
    Assignee: Google LLC
    Inventor: Ramesh C. Bhardwaj
  • Patent number: 10003087
    Abstract: A stretchable battery and the method of manufacturing the same. The stretchable battery can be manufactured by using a printing process. The construction of the stretchable battery can comprise a first layer of an elastomer film, a first current collector layer, a layer of cathode, a separating layer, a layer of anode, and a second current collector layer. Metal traces can be used to couple with the first and/or the second current collector layers.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: June 19, 2018
    Assignee: Flextronics AP, LLC
    Inventors: Weifeng Liu, Dick Tak Shing Pang, Anwar Mohammed, Murad Kurwa
  • Patent number: 9991567
    Abstract: A battery pack includes a plurality of stacked unit batteries and a circuit board electrically coupled to the plurality of stacked unit batteries and being bent. The circuit board includes a first substrate including a bending portion and a second substrate on the first substrate layer and being less flexible than the first substrate layer.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: June 5, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Jongchan Han
  • Patent number: 9985319
    Abstract: A method for producing a laminate battery includes: forming a membrane electrode assembly having a multilayer structure including a positive electrode plate, a negative electrode plate and an electrolyte layer, the electrolyte layer being provided between the positive electrode plate and the negative electrode plate, a tab attachment step including joining terminal tabs to end portions of the positive electrode plate and the negative electrode plate of the membrane electrode assembly on an outer packaging material, and covering the membrane electrode assembly with the outer packaging material. Each terminal tab is joined by bending at least a part of the end portion of the outer packaging material in a direction opposite to the membrane electrode assembly, and then joining the terminal tab to the positive electrode plate or the negative electrode plate at a portion corresponding to the bent part of the end portion of the outer packaging material.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: May 29, 2018
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masaru Heishi, Masashi Kanoh, Mitsuhide Nogami, Hiroshi Ogawa
  • Patent number: 9947908
    Abstract: A system includes a vent housing configured to be installed on a lower housing of a battery module at a first side of the vent housing. The vent housing has a main body having an opening on a second side of the vent housing and an internal chamber coupled to the opening. The internal chamber includes a first wall having an internal burst vent configured to open at a first pressure threshold and a second wall having a ventilation vent comprising a gas-selective permeability layer.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: April 17, 2018
    Assignee: Johnson Controls Technology Company
    Inventors: Robert J. Mack, William M. Cavanaugh
  • Patent number: 9941492
    Abstract: A flexible secondary battery includes an electrode assembly and external material surrounding the electrode assembly having at least one bonding portion, wherein the external material is bonded to itself at the at least one bonding portion, and the at least one bonding portion extends in a lengthwise direction of the electrode assembly at an edge of the electrode assembly.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: April 10, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun-Won Suh, Jeong-Doo Yi, Ju-Hee Sohn, Hyun-Hwa Song
  • Patent number: 9911949
    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: March 21, 2014
    Date of Patent: March 6, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Kyu Park, Hyun-Woo Park, Kyung-Min Lee, Jeong-Ah Lee, Jae-Ho Um
  • Patent number: 9899637
    Abstract: A rechargeable battery includes an electrode assembly including first and second electrodes, a case having the electrode assembly embedded therein, a cap plate coupled to an opening of the case, and an insulating member between the electrode assembly and the case. The insulating member includes a first support frame and a second support frame that are spaced apart from each other and an insulating film attached to the first and second support frames.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: February 20, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Yong-Sam Kim, Mi-Yeoun Kim, Man-Sang Yoon
  • Patent number: 9899709
    Abstract: A production method for non-aqueous electrolyte secondary batteries includes a conditioning process in which an electrode group having a positive electrode and a negative electrode wound by interposing a separator therebetween is inserted inside a case a non-aqueous electrolyte including an overcharge additive is injected and the case is sealed, after which a restraining pressure is applied to the case, and charge/discharge is performed at least once. After initial charging in the conditioning process, a fracture portion is formed in secondary particles of a positive electrode active material, and then a conductive coating is formed on the fracture portion.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: February 20, 2018
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yutaka Oyama, Yukihiro Okada
  • Patent number: 9893360
    Abstract: An electrode for a lithium ion secondary battery comprising a binder comprising a vinyl chloride resin (PVC) and a polyvinylidene fluoride (PVDF), wherein the weight ratio of the PVC and the PVDF is PVC:PVDF=8:2 to 3:7, and at least one of the following (a) and (b) is satisfied: (a) the polymerization degree of the PVC is 900 or more, and (b) the polymerization degree of the PVDF is 5000 or more.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: February 13, 2018
    Assignee: NEC Corporation
    Inventors: Hideaki Sasaki, Takehiro Noguchi
  • Patent number: 9831520
    Abstract: Disclosed herein is an electrode assembly including 2n (n being a natural number equal to or greater than 1) polar bodies which are stacked.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: November 28, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Sungjin Kwon, Soonho Ahn, Ki Woong Kim, Young Hun Kim, Won Hyun Jeon
  • Patent number: 9831524
    Abstract: A manufacturing method of an electrode assembly includes: forming an active material compact containing a lithium double oxide and having a plurality of voids; forming a first solid electrolyte in the plurality of voids; impregnating a precursor solution of a second amorphous solid electrolyte conducting lithium ions with an active material compact in which the first solid electrolyte is formed; and performing heat treatment of the active material compact with which the precursor solution is impregnated and forming a second solid electrolyte in the plurality of voids.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: November 28, 2017
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tsutomu Teraoka, Tomofumi Yokoyama
  • Patent number: 9818998
    Abstract: A separator for a rechargeable electrochemical cell that has a conductive first layer and a non-conductive second layer. The non-conductive second layer and the conductive first layer are adhered to one another, wherein the separator has a higher threshold voltage than a threshold voltage of the conductive first layer alone. At a predetermined voltage, the separator becomes conductive and stops further ionic transfers.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: November 14, 2017
    Assignee: Freya Energy, Inc.
    Inventors: Andrew James Manning, Ethirajulu Dayalan
  • Patent number: 9786872
    Abstract: A flexible secondary battery includes: an electrode assembly including a first electrode layer, a second electrode layer, and a separator between the first electrode layer and the second electrode layer; a gasket having flexibility and surrounding edges of the electrode assembly; a first sealing sheet attached to a first surface of the gasket; and a second sealing sheet attached to a second surface of the gasket facing away from the first surface, wherein an uneven pattern is at a bendable area of the gasket.
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: October 10, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Junwon Suh, Jeong-Doo Yi, Juhee Sohn, Hyunhwa Song
  • Patent number: 9761857
    Abstract: Provided is an electrode assembly for a secondary battery, including: one or more first electrode plates: one or more second electrode plates stacked alternately with the first electrode plates; first electrode taps extended from the first electrode plates, respectively; second electrode taps extended from the second electrode plates, respectively; a separator disposed between the first electrode plates and the second electrode plates; and a spacer part formed on lateral surfaces formed in a stacking direction of edges of the first electrode plates and the second electrode plates, so that, by including the spacer part, internal short circuits can be prevented and insertability into a pouch type battery case can be improved, thereby improving stability, reliability, and productivity thereof.
    Type: Grant
    Filed: January 18, 2013
    Date of Patent: September 12, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventor: Jung Bae Juhn
  • Patent number: 9755251
    Abstract: A system and method for processing the electric signals from a plurality of fuel cells in a fuel cell system is disclosed. Groups of the plurality of fuel cells, such as five bipolar plates, are electrically coupled to a conductive compressible connector or a circuit board, where some of the bipolar plates have a plate contactor for providing the electrical contact to either the conductive compressible connector or the circuit board. The system allows for the processing of the electric signals of every cell using fewer electrical components, thereby reducing the amount of space required and the costs associated therewith.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: September 5, 2017
    Assignee: GM Global Technology Operations LLC
    Inventors: Jeffrey A. Rock, Jeff D. Williams
  • Patent number: 9741974
    Abstract: Disclosed herein is a battery cell configured to have a structure in which an electrode assembly, including positive electrodes, negative electrodes, and separators disposed respectively between the positive electrodes and the negative electrodes, is mounted in a battery case made of a laminate sheet including a resin layer and a metal layer, wherein the battery case is made of a one-unit member, which is bent to form an upper case and a lower case, at least one of the upper and lower cases is provided with a receiving part, in which the electrode assembly is mounted, the receiving part having a round corner formed at at least one side edge thereof, and sealed portions, which are formed at the upper case and the lower case by thermal welding, are located at an upper side of the battery case at which at least one electrode terminal is located, a first lateral side of the battery case adjacent to the upper side, and a lower side of the battery case opposite to the upper side, and a second lateral side of the ba
    Type: Grant
    Filed: April 8, 2014
    Date of Patent: August 22, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Sungjin Kwon, Young Hoon Kim, Sunghan Yoon, Dong-Myung Kim, Ki Woong Kim
  • Patent number: 9735443
    Abstract: To provide a flexible, highly reliable, and sheet-like power storage device. The power storage device including a flexible substrate; a positive electrode lead and a negative electrode lead over the flexible substrate; and a plurality of power storage elements over the flexible substrate. The plurality of power storage elements each includes a stack body including a sheet-like positive electrode; a sheet-like negative electrode; and an electrolyte therebetween in an exterior body. An edge portion of the sheet-like positive electrode which extends to the outside of the exterior body is electrically connected to the positive electrode lead through a positive electrode tab provided for the exterior body. An edge portion of the sheet-like negative electrode which extends to the outside of the exterior body is electrically connected to the negative electrode lead through a negative electrode tab provided for the exterior body.
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: August 15, 2017
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Minoru Takahashi, Ryota Tajima
  • Patent number: 9728987
    Abstract: The smart battery (1) includes an electronic module provided with an electronic circuit (8) for controlling the supply voltage, which is disposed in a case having a cover (2) as the external negative terminal, fixed to a cup (3), as the external positive terminal. A first chemical substance (4) as the anode and a second chemical substance (5) as the cathode, are inside the case. The electronic module includes a printed circuit board (7) having a first face with conductive paths, connected to the electronic circuit, and a second insulating face fixed to the second chemical substance. The electronic circuit is connected at output to a first connection pad connected to the cup. The electronic circuit is connected to the chemical substances by a second connection pad on a first tab (7?) and by a third connection pad on a second tab (7?) folded at 180° on the second face of the printed circuit board.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: August 8, 2017
    Assignee: EM MICROELECTRONIC-MARIN SA
    Inventors: Pascal Haering, Pascal Maire, Fabien Malacarne, Cyril Marti, Yves Theoduloz