Cell Enclosure Structure, E.g., Housing, Casing, Container, Cover, Etc. Patents (Class 429/163)
  • Patent number: 10403862
    Abstract: This battery is provided with a power generating element, a battery case main body, a battery case lid, an electrode terminal member which is connected electrically to the power generating element inside of the battery case body and which extends outside of the battery case lid, and an outer insulation member which is arranged on the battery case lid and insulates the electrode terminal member from the battery case lid. The battery case lid is fitted inside of the opening and welded to the battery case main body by irradiating a laser from above the battery case lid towards the boundary section between the battery case lid and the battery case main body. Furthermore, this battery is provided with a plume control portion which prevents the plume that rises from the boundary portion during welding from rising towards the outer insulating member.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: September 3, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Satoshi Suzuki, Hiroyuki Nakayama, Toshiya Okada
  • Patent number: 10374209
    Abstract: A rechargeable battery includes an electrode assembly having a first electrode and a second electrode on either side of a separator, a case accommodating the electrode assembly, a cap plate sealing the case and electrically connected to the second electrode, a first terminal electrically connected to the first electrode and located with a terminal hole of the cap plate, and a second terminal directly connected to the cap plate, wherein the second terminal includes a spacing part spaced from the cap plate and configured to be connected to a bus bar, and a connection part connected to the spacing part through a round part and connected to the cap plate, wherein a curvature radius of an outer surface of the round part is less than a first thickness of the connection part.
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: August 6, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chi-Young Lee, Myung-Jae Jang
  • Patent number: 10371181
    Abstract: An exemplary battery assembly includes first and second pieces of an enclosure, a flange of the first piece, and a clamping device compressing together the flange and a portion of the second piece to seal an interface. The clamping device has an interior area that receives the flange such that the clamping device extends continuously from a first side, about an outer edge, to an opposite, second side of the flange. An exemplary battery enclosure securing method includes receiving a flange of a first enclosure piece within an open area of a clamping device while the clamping device compresses together the flange and a portion of a second enclosure piece. The clamping device extends continuously from a first side of the flange, about an outer edge of the flange, to an opposite, second side of the flange when the flange is received within the open area.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: August 6, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Michael E. Reibling, Kevin A. Montgomery, Brock Dunlap, Samir Subba, Patrick Daniel Maguire
  • Patent number: 10355315
    Abstract: An electrochemical device has a positive-electrode terminal, a negative-electrode terminal, a first electrode body, a second electrode body, and electrolytic solution. The positive-electrode terminal is flat plate-shaped, and has a first principal face and a second principal face on the opposite side. The negative-electrode terminal is flat plate-shaped, and has a third principal face and a fourth principal face on the opposite side. The first electrode body has a first wound positive-electrode non-forming region and a first wound negative-electrode non-forming region. The second electrode body has a second wound positive-electrode non-forming region and a second wound negative-electrode non-forming region.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: July 16, 2019
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Satoshi Suzuki, Tomofumi Akiba
  • Patent number: 10347881
    Abstract: A battery module includes battery cells arranged adjacent to each other along a first direction, a spacer between neighboring battery cells, and a multi-layer insulation sheet between the neighboring battery cells together with the spacer, the multi-layer insulation sheet including a plurality of insulation layers extending in parallel with surfaces of the battery cells.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: July 9, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventor: Min-Yeol Han
  • Patent number: 10340553
    Abstract: Provided herein are electrolytes for lithium-ion electrochemical cells, electrochemical cells employing the electrolytes, methods of making the electrochemical cells and methods of using the electrochemical cells over a wide temperature range. Included are electrolyte compositions comprising a lithium salt, a cyclic carbonate, a non-cyclic carbonate, and a linear ester and optionally comprising one or more additives.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: July 2, 2019
    Assignee: California Institute of Technology
    Inventors: Marshall C. Smart, Ratnakumar V. Bugga
  • Patent number: 10326118
    Abstract: The present invention relates to a battery module for storage of electrochemical cells, including a cover assembly including an inner frame that encloses an end of the cells and applies a compressive force thereto, an intermediate frame that is snap fit to an outer surface of the inner frame and supports ancillary structures of the battery system, and an outer cover that is snap fit to an outer surface of the intermediate frame.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: June 18, 2019
    Assignees: Bosch Battery Systems GmbH, Robert Bosch GmbH
    Inventor: Christopher Millon
  • Patent number: 10319956
    Abstract: The present invention relates to a pouch case for a secondary battery and a pouch-type secondary battery comprising the same. More particularly, it relates to a pouch case for a secondary battery comprising an inner resin layer, a metal layer and an outer resin layer, wherein the inner resin layer comprises a porous non-woven fabric support having a plurality of pores and a polymer sealant filled in the pores of the non-woven fabric support; and a secondary battery comprising the same.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: June 11, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyung Kyun Yu, Sang Hun Kim, Won Pill Hwang, Soo Ji Hwang, Sang Suk Jung
  • Patent number: 10319961
    Abstract: An energy storage cell includes an electrically conductive housing having at least one first, one second, and one third outer wall, with the first outer wall being located at a distance from the second outer wall, and with the third outer wall connecting the first and second outer walls to one another. At least one electrochemical element is disposed in the housing having one anodic connection and one cathodic connection. An anodic current tap on the first outer wall is connected to the anodic connection in an electrically conductive fashion, and a cathodic current tap is connected in an electrically conductive fashion to the first or third outer wall. The cathodic connection is connected in the interior of the housing to the second outer wall in an electrically and thermally conductive fashion.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: June 11, 2019
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Robert Lustig, Florian Engel, Jens Vetter, Andreas Schleicher
  • Patent number: 10290903
    Abstract: Disclosed is a jellyroll-type electrode assembly including a first electrode, a second electrode, and a separator interposed between the electrodes folded together, in which the first electrode has a non-coating part and a first electrode tab attached onto the non-coating part, the non-coating part representing a part of the first electrode not coated with an active material, and the at least double-folded-layer separator is disposed between the first electrode tab and the second electrode.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: May 14, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Je-Jun Lee, Pil-Kyu Park, Jeong-In Yu, Cha-Hun Ku
  • Patent number: 10276841
    Abstract: A module carrier (20; 20?; 30; 40; 50; 60; 70; 80; 90; 92; 94) for battery cells (1001, 1002, 1003), characterized by: a first carrier device (2001) and a second carrier device (2002), which is arranged opposite the first carrier device (2001), for carrying the battery cells (1001, 1002, 1003), and a first connecting device (3001) and a second connecting device (3002), which is arranged opposite the first connecting device (3001), in each case for connecting the first carrier device (2001) and the second carrier device (2002).
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: April 30, 2019
    Assignee: Robert Bosch GmbH
    Inventor: Lutz Wondraczek
  • Patent number: 10270130
    Abstract: A nonaqueous electrolyte for a lithium secondary battery, the nonaqueous electrolyte including: a fluorine-containing lithium salt, an organic solvent, and an organosilicon compound represented by Formula 1: wherein, in Formula 1, R1 to R3 may be each independently a C1-C10 alkyl group. Also a lithium secondary battery including the nonaqueous electrolyte.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: April 23, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Jinah Seo, Dongyoung Kim, Hosang Park, Yoonsok Kang, Insun Park
  • Patent number: 10263226
    Abstract: A battery cell configured to have a structure in which an electrode assembly, including a positive electrode, a negative electrode, and a separator interposed therebetween, is mounted in a battery case, the electrode assembly including two or more unit cells having different planar sizes, the unit cells being stacked in the height direction on the basis of a plane, at least one first unit cell selected from among the unit cells has an asymmetric structure formed on at least one side of the outer edge thereof on the basis of a middle axis crossing a main body of the first unit cell when viewed from above, and at least one second unit cell selected from among the unit cells has an indented portion indented from at least one side of the second unit cell toward the middle of the second unit cell.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: April 16, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Park, Hyung Ku Yun, In Gu An, Eun Seok Choi, Jin Woo Choi, Yoo Jin An
  • Patent number: 10243204
    Abstract: A negative electrode active material is provided for a lithium ion secondary battery having high initial charging/discharging efficiency. The negative electrode active material containing silicon and silicon oxide has two phases with different compositions therein. One of the two phases has a lower silicon element concentration than the other phase, and is a fibrous phase forming a network structure in a cross section of primary particle of the negative electrode active material. Use of the negative electrode active material enables a sufficient increase in initial charging/discharging efficiency.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: March 26, 2019
    Assignee: TDK CORPORATION
    Inventors: Yasuhiro Ikeda, Atsushi Sano, Masaki Sobu, Akinobu Nojima
  • Patent number: 10243179
    Abstract: A secondary battery including: a plurality of unit cells, wherein each unit cell of the plurality of unit cells includes a cathode extending in a top to bottom direction, an electrolyte membrane surrounding at least three surfaces of the cathode, and an anode surrounding at least a portion of the electrolyte membrane, wherein unit cells of the plurality of unit cells are spaced apart from each other in a left to right direction, with cavities therebetween, and a support member configured to support the plurality of unit cells in the left to right direction and disposed between unit cells of the plurality of unit cells.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: March 26, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Huisu Jeong, Kyunghoon Cho, Hojung Yang, Hwiyeol Park, Jin S. Heo
  • Patent number: 10224542
    Abstract: According to one embodiment, an active material is provided. This active material is represented by the general formula of Li(2+x)Na2Ti6O14, wherein x is within a range of 0?x?6. The active material includes at least one element selected from the group consisting of Zr, Mo, W, V, Nb, Ta, P, Y, Al, Fe, and B in a content of 0.03 to 8.33 atom %.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: March 5, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hiroki Inagaki, Norio Takami
  • Patent number: 10224520
    Abstract: A lithium secondary battery includes an electrode assembly to which an electrode tap is attached, an electrode tap receptor configured to house a portion of the electrode assembly such that a portion of the electrode tap protrudes to an outside, and a case configured to surround the electrode assembly and seal the electrode assembly together with the electrode tap receptor, wherein the electrode tap receptor includes a gas barrier layer.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: March 5, 2019
    Assignee: SK INNOVATION CO., LTD.
    Inventor: Hee-Gyoung Kang
  • Patent number: 10211432
    Abstract: The present invention relates to a hollow packaging for a cable-type secondary battery and a cable-type secondary battery comprising same, and more specifically, to a hollow packaging for a cable-type secondary battery and a cable-type secondary battery comprising same, wherein the hollow packaging for a cable-type secondary battery comprises a packaging sheet including a sheet-type thin metal layer provided with a corrugated pattern on the surface, a first polymer resin layer formed on one surface of the thin metal layer, and a mechanical support layer formed on the other surface of the thin metal layer, wherein the packaging sheet forms a hollow space by bending so that the first polymer resin layer faces inward.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: February 19, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Yo-Han Kwon, Hye-Ran Jung, Je-Young Kim, Seok-Koo Kim
  • Patent number: 10205141
    Abstract: The secondary battery of the present invention includes: a top cover, a first electrode terminal, a second electrode terminal, an electrode-tab pad-plate, an electrode assembly, a first electrode-tab and a second electrode-tab; the first and second electrode terminal are arranged on the top cover, the electrode-tab pad-plate is a strip-plate shaped structure, and is located between the top cover and electrode assembly, the first electrode-tab includes a connecting part, a folding part and a welding part, the connecting part is beneath the electrode-tab pad-plate, the welding part is above the electrode-tab pad-plate, the connecting part is connected with the electrode assembly, the welding part is connected with the first electrode terminal, the folding part is connected with the connecting part and welding part bypassing the electrode-tab pad-plate; the second electrode terminal is connected with the electrode assembly through the second electrode-tab.
    Type: Grant
    Filed: June 21, 2016
    Date of Patent: February 12, 2019
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Jian Guo, Quankun Li, Pinghua Deng, Peng Wang, Lingbo Zhu, Qingkui Chi
  • Patent number: 10205137
    Abstract: Disclosed is a secondary battery to which an electrolyte can be additionally supplied. More particularly, provided is a secondary battery including an electrode assembly that includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a porous elastic body that can contain an electrolyte, which are installed in a battery case.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: February 12, 2019
    Assignee: LG Chem, Ltd.
    Inventors: In Sung Uhm, Ji Yoon Kwon, Jung Woo Yoo, Je Young Kim, Hoe Jin Hah, Kyoung Ho Kim, Il Hong Kim
  • Patent number: 10193197
    Abstract: To provide a battery device including a battery; a first cooling system having a first cooling fan and a first temperature sensor; a second cooling system having a second cooling fan and a second temperature sensor; and a controller, wherein the controller carries out abnormality determination with respect to a temperature sensor when a difference between the first cooling air temperature and the second cooling air temperature, detected by the first temperature sensor and the second temperature sensor, respectively, after elapse of a predetermined set period after a start switch of the vehicle is turned off while the first cooling fan and the second cooling fan remain stopped, is equal to or greater than a predetermined amount.
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: January 29, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kiyohito Machida
  • Patent number: 10193113
    Abstract: A vent adapter for a lead-acid battery includes a first side configured to mate with a vent port of the lead-acid battery via a first connector having a first geometry; and a second side in fluid communication with the first side and configured to mate with a vent passage of an automobile via a second connector having a second geometry, wherein the first and second geometries have respective shapes that are different from one another.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: January 29, 2019
    Assignee: Johnson Controls Techology Company
    Inventors: Jeffrey H. Juds, Joseph E. Liedhegner
  • Patent number: 10170796
    Abstract: Disclosed is a lithium secondary battery with improved rate characteristics. More particularly, disclosed is a lithium secondary battery including a cathode, an anode, a separator disposed between the cathode and the anode, and an electrolyte, wherein the electrolyte includes a mixed solvent of a cyclic carbonate-based material and a propionate-based material, the cathode includes a lithium manganese composite oxide represented by Formula 1 below as a cathode active material, and the anode includes a lithium metal oxide represented by Formula 2 below as an anode active material: LixMyMn2-yO4-zAz??(1) wherein 0.9?x?1.2, 0<y<2, and 0?z<0.2; M is at least one element selected from the group consisting of Al, Mg, Ni, Co, Fe, Cr, V, Ti, Cu, B, Ca, Zn, Zr, Nb, Mo, Sr, Sb, W, Ti, and Bi; and A is at least one monovalent or divalent anion. LiaM?bO4-cAc??(2) wherein M? is at least one element selected from the group consisting of Ti, Sn, Cu, Pb, Sb, Zn, Fe, In, Al, and Zr; 0.1?a?4 and 0.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: January 1, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Jong Ho Jeon, Yoo Seok Kim, Doo Kyung Yang, Shulkee Kim
  • Patent number: 10170756
    Abstract: An electrochemical device includes a cathode containing graphene-wrapped Li2S nanoparticles. The graphene-wrapped Li2S nanoparticles are prepared by a method including heating lithium metal, and a carbon-sulfur source or a carbon source and a sulfur source in a sealed container at a temperature to produce lithium vapors, and vapors of the carbon-sulfur source or vapors of the carbon source and vapors of the sulfur source; and cooling the sealed container to produce the graphene-wrapped Li2S nanoparticles.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: January 1, 2019
    Assignee: UCHICAGO ARGONNE, LLC
    Inventors: Jun Lu, Rui Xu, Khalil Amine, Xiulei Ji
  • Patent number: 10158122
    Abstract: A graphene oxide-bonded metal foil current collector in a battery or supercapacitor, comprising: (a) a free-standing, non-supported thin metal foil having a thickness from 1 ?m to 30 ?m and two primary surfaces; and (b) a thin film of graphene oxide chemically bonded to at least one of the two primary surfaces without using a binder or adhesive wherein the primary surface does not contain a metal oxide layer and the thin film of graphene oxide has a thickness from 10 nm to 10 ?m, an oxygen content from 0.1% to 10% by weight, an inter-graphene plane spacing of 0.335 to 0.50 nm, a physical density from 1.3 to 2.2 g/cm3, all graphene oxide sheets being oriented substantially parallel to each other and parallel to the primary surfaces, exhibiting a thermal conductivity greater than 500 W/mK, and/or electrical conductivity greater than 1,500 S/cm when measured alone without the thin metal foil.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: December 18, 2018
    Assignee: Nanotek Instruments, Inc.
    Inventors: Aruna Zhamu, Yi-Jun Lin, Bor Z. Jang
  • Patent number: 10144678
    Abstract: A method of generating electricity which comprises forming a galvanic cell comprising two electrodes in contact with an ionic conductor, wherein the ionic conductor comprises an explosive composition or is derived from an explosive composition.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: December 4, 2018
    Assignee: ORICA INTERNATIONAL PTE LTD
    Inventors: Richard John Goodridge, Steven Kotsonis, Michael Horne
  • Patent number: 10147927
    Abstract: A secondary battery including: an electrode assembly; a case accommodating the electrode assembly; a cap assembly including a cap plate coupled to the case, and a bottom plate attached to a bottom surface of the cap plate; and an electrode terminal protruding from the cap assembly and electrically connected to the electrode assembly, and the bottom plate includes a terminal plate electrically connected to the electrode terminal, and an insulation film stacked on the terminal plate and electrically insulating the terminal plate and the cap plate from each other, the insulation film being integrally formed with the terminal plate.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: December 4, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jaeil Seong, Hideaki Yoshio, Jiwon Yun
  • Patent number: 10135056
    Abstract: An energy storage device includes: an electrode terminal; an electrode assembly; a current collector configured to electrically connect the electrode terminal to the electrode assembly; and a container configured to store the electrode assembly and the current collector. The current collector includes a terminal connection part connected to the electrode terminal and an electrode assembly-connection part connected to the electrode assembly. The energy storage device further includes a spacer disposed lateral to the electrode assembly-connection part of the current collector. The spacer includes a restriction part configured to contact a part in a longitudinal direction of the electrode assembly-connection part of the current collector to restrict movement of the current collector in the longitudinal direction.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: November 20, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventor: Tomonori Kishimoto
  • Patent number: 10109844
    Abstract: The present invention is directed to an electrochemical cell having plate electrodes housed inside a mating “clamshell” casing. When mated together, the casing components are form-fitting with respect to the internal battery structure so as to reduce the overall size of the electrochemical package. A header assembly containing both a glass-to-metal seal opening for a terminal lead and an electrolyte fill opening is used in conjunction with the clamshell casing. The electrolyte fill opening is constructed with an elongated opening with at least two different radii. A first and second sealing element is welded within the electrolyte fill opening at different depths within the header to block the flow of electrolyte and form a hermetic seal.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: October 23, 2018
    Assignee: Greatbatch Ltd.
    Inventors: Xiangyang Dai, Gary Freitag, Kenneth L. Grubb, Paul T. Hallifax, Mark J. Roy, Lou Serpe
  • Patent number: 10109836
    Abstract: A rechargeable battery (1) for hand-guided electromechanical tools, having a plurality of rechargeable battery cells (10) which are electrically connected to one another by means of electrical cell connectors (110), wherein the electrical cell connectors (110) are fixed to a cell connection frame (120), which is provided on one pole side (19) of the rechargeable battery cells (10), for the purpose of simplified mounting of the electrical cell connectors (110) on the rechargeable battery cells (10). Furthermore, an electromechanical tool, in particular a cordless screwdriver, a drill, a circular saw, a jigsaw, a sander, a garden appliance, having a rechargeable battery (1) according to the invention.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: October 23, 2018
    Assignee: ROBERT BOSCH GMBH
    Inventor: Wolf Zahn
  • Patent number: 10103377
    Abstract: Provided is a method for manufacturing a lithium cobaltate oriented sintered plate, comprising (a) providing a green sheet comprising Co3O4 particles, (b) firing the green sheet to form a Co3O4 oriented sintered plate, and (c) firing the sintered plate in the presence of a lithium source to introduce lithium and thereby form the lithium cobaltate oriented sintered plate composed of LiCoO2, the method further comprising (d1) attaching a Mg-containing compound to the Co3O4 oriented sintered plate before the step (c) or (d2) attaching the Mg-containing compound to the lithium cobaltate oriented sintered plate after the step (c) to fire the sintered plate. According to the present invention, a lithium cobaltate oriented sintered plate can be manufactured in which grain boundaries in the plate thickness direction are significantly reduced and with which enhanced battery performance can be achieved when used as a positive electrode active material in lithium secondary batteries.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: October 16, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yukinobu Yura, Nobuyuki Kobayashi
  • Patent number: 10103408
    Abstract: A solid-state three-dimensional battery assembly includes a solid bicontinuous monolithic carbon anode, a solid electrolyte layer, and a solid cathode. The solid monolithic carbon anode has an ordered three-dimensionally continuous network nanostructure, a length of at least 100 nm, and an average thickness of 3 to 90 nm. The ordered three-dimensionally continuous network nanostructure of the anode defines a plurality of pores having an average diameter of 5 to 100 nm. The solid electrolyte layer is disposed directly on the anode, has an average thickness of 3 to 90 nm, and fills a portion of the pores defined by the ordered three-dimensionally continuous network nanostructure of the anode. The solid cathode is disposed directly on the electrolyte layer, has an average thickness of 3 to 90 nm, and also fills a portion of the pores defined by the ordered three-dimensionally continuous network nanostructure of the anode. Related devices and methods are also provided.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 16, 2018
    Assignee: CORNELL UNIVERSITY
    Inventors: Ulrich Wiesner, Joerg G. Werner, Héctor D. Abruña, Gabriel Rodriguez-Calero
  • Patent number: 10084165
    Abstract: A detachable structure of a battery to be attached to a case includes a wrapping of the battery and a housing of the case. The wrapping wraps the battery and comprises a slit. The housing houses the battery wrapped in the wrapping. The housing is bonded to the wrapping in a part of area.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: September 25, 2018
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Shingo Fukushima, Takahiro Moriya
  • Patent number: 10069130
    Abstract: A sealed battery (1) is provided with a current interrupting mechanism (62) that interrupts current that flows through an electrode body (10) when an internal pressure (F) of a battery case (80) exceeds an operating pressure (G). The current interrupting mechanism includes a movable member (64) that includes a moving portion (64A) that moves with a rise in the internal pressure, and a conductive member (63) that is electrically connected to the electrode body. The conductive member (63) includes a protruding portion (63A) that protrudes toward the moving portion. A weld (PT) created by welding using an energy beam is interposed between the protruding portion and the moving portion. The conductive member has, around the protruding portion, an annular groove (63BG) that fractures in an annular shape surrounding the weld when the internal pressure exceeds the operating pressure. The protruding portion elastically pushes against the moving portion via the weld.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: September 4, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Satomi Kawase
  • Patent number: 10069119
    Abstract: A secondary battery is disclosed. In one aspect, a secondary battery includes a battery cell including an electrode, a cap cover placed over the battery cell and having an opening that exposes the electrode and a connection member placed over the cap cover and electrically connected to the electrode. The secondary battery also includes a protrusion extending upwardly from the cap cover and contacting the connection member, wherein a gap is formed between the cap cover and the connection member.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: September 4, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Doyeon Kwon, Daeyon Moon, Sanghyuk Eo
  • Patent number: 10063069
    Abstract: A module maintenance system includes a battery module, a charging device, and a rig. The battery module has a series configuration and a parallel configuration. In the parallel configuration, the rig connects each battery cell of the battery module in parallel and the charging device charges each battery cell of the battery module using the rig. In the series configuration, the battery module serially connects each battery cell of the battery module to a first terminal and a second terminal and the charging device charges each battery cell of the battery module using the first terminal and the second terminal.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: August 28, 2018
    Assignee: ARTISAN VEHICLE SYSTEMS INC.
    Inventors: Brian R. Huff, Mike Kasaba, Russell Davis
  • Patent number: 10056647
    Abstract: An electrolyte for a rechargeable lithium battery includes a lithium salt, a non-aqueous organic solvent, and an additive, where the additive includes a compound represented by Chemical Formula 1. A rechargeable lithium battery including the electrolyte includes a positive electrode including a positive active material, a negative electrode including a negative active material, and the electrolyte.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: August 21, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Duck-Hyun Kim, Moon-Sung Kim, E-Rang Cho, Jeong-Hye Lee
  • Patent number: 10050300
    Abstract: An electrochemical cell includes a cathode (401), an anode (402), and a separator (403) disposed between the anode and the cathode. Material is removed from one or both of a first side edge (406,408) and a second side edge (407,409) of the cathode and anode, and optionally the separator. The cathode, the anode, and the separator are arranged in a jellyroll (500) such that the material removed from both the first side edge and the second side edge defines a multi-faceted geometry of the jellyroll.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: August 14, 2018
    Assignee: GOOGLE TECHNOLOGY HOLDINGS LLC
    Inventors: Hossein Maleki, Jason N. Howard
  • Patent number: 10050299
    Abstract: A metal foil extending outward from electrode plates stacked in a layered manner is sandwiched between a first metal member provided with damping portions and a second metal member, and ultrasonic vibration is caused to act upon a plurality of sites of action from the first metal member side to join the metal foil to the first and second metal members. Each damping portion includes at least one of a cutaway portion formed by cutting away part of the first metal member, a thick-walled portion formed by partially increasing the plate thickness of the first metal member, and a convex ridge portion formed by bending part of the first metal member into a convex ridge shape.
    Type: Grant
    Filed: August 2, 2013
    Date of Patent: August 14, 2018
    Assignee: GS YUASA INTERNATIONAL LTD
    Inventors: Satoshi Murakami, Shinsuke Yoshitake, Tomonori Kishimoto, I
  • Patent number: 10003049
    Abstract: Disclosed herein is a secondary battery having an electrode assembly mounted in a receiving part of a pouch-shaped battery case, wherein convex parts formed to protrude from the battery case upward are provided at the upper end of the receiving part of the battery case corresponding to electrode tabs of the electrode assembly so as to support coupling portions (V-form regions) between the electrode tabs and corresponding electrode leads against injection pressure of a holt melt resin during injection molding to form a pack case with respect to the secondary battery.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: June 19, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Sungjin Kwon, Soonho Ahn, Hyun Chul Jung, Ki Woong Kim, Young Hun Kim
  • Patent number: 9997782
    Abstract: An electrode includes an electrode layer including an electrode active material or a raw material of an electrode active material and a bisphenol-based resin, and a current collector supporting the electrode layer. The bisphenol-based resin is obtained by a reaction of (a) a bisphenol-based compound, (b) at least one selected from the group consisting of aminobenzenesulfonic acids and aminobenzenesulfonic acid derivatives, and (c) at least one selected from the group consisting of formaldehyde and formaldehyde derivatives, wherein a content of a structural unit that is obtained by the reaction of the component (a), the component (b) and the component (c) and also has a benzoxazine ring is 15 mass % or less. A production method for the electrode is also disclosed.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: June 12, 2018
    Assignee: HITACHI CHEMICAL COMPANY, LTD
    Inventors: Kousuke Hara, Takeshi Yamashita, Satoko Ueda, Kouji Kogure
  • Patent number: 9923189
    Abstract: A method for manufacturing an electrode for a lithium-based battery by electrophoretic deposition is provided. The method includes: mixing particles with graphene oxide and a binder in a solution, the particles including a material selected from silicon, silicon oxide, silicon alloys, tin, tin oxide, sulfur, lithium manganese oxide, lithium cobalt oxide, lithium nickel oxide, lithium nickel manganese oxide, and lithium nickel manganese cobalt oxide. The method further includes applying a potential between a current collector and a counter electrode immersed in the solution to deposit a coating of a combination of the particles, at least partially reduced graphene oxide, and binder onto the current collector. The method still further includes drying the coated current collector.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: March 20, 2018
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Xingcheng Xiao
  • Patent number: 9917333
    Abstract: A lithium ion battery includes a first substrate having a first main surface, and a lid including an insulating material. The lid is attached to the first main surface of the first substrate, and a cavity is defined between the first substrate and the lid. The lithium ion battery further includes an electrical interconnection element in the lid, the electrical interconnection element providing an electrical connection between a first main surface and a second main surface of the lid. The lithium ion battery further includes an electrolyte in the cavity, an anode at the first substrate, the anode including a component made of a semiconductor material, and a cathode at the lid.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: March 13, 2018
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Vijaye Kumar Rajaraman, Kamil Karlovsky, Thomas Neidhart, Karl Mayer, Rainer Leuschner, Christine Moser, Ravi Keshav Joshi, Alexander Breymesser, Bernhard Goller, Francisco Javier Santos Rodriguez, Peter Zorn
  • Patent number: 9911971
    Abstract: A decomposition reaction of an electrolyte solution and the like caused as a side reaction of charge and discharge is minimized in repeated charge and discharge of a lithium ion battery or a lithium ion capacitor, and thus the lithium ion battery or the lithium ion capacitor can have long-term cycle performance. A negative electrode for a power storage device includes a negative electrode current collector and a negative electrode active material layer which includes a plurality of particles of a negative electrode active material. Each of the particles of the negative electrode active material has an inorganic compound film containing a first inorganic compound on part of its surface. The negative electrode active material layer has a film in contact with an exposed part of the negative electrode active material and part of the inorganic compound film. The film contains an organic compound and a second inorganic compound.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: March 6, 2018
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Nobuhiro Inoue, Kai Kimura, Sachiko Kataniwa, Ryota Tajima
  • Patent number: 9912011
    Abstract: Described herein are additives for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high capacity retention during battery cycling at high temperatures. In some embodiments, a high temperature electrolyte includes a base electrolyte and one or more polymer additives, which impart these desirable performance characteristics.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: March 6, 2018
    Assignee: WILDCAT DISCOVERY TECHNOLOGIES, INC
    Inventors: Gang Cheng, Jinhua Huang, Ye Zhu
  • Patent number: 9909816
    Abstract: A system is disclosed. The system includes a thermally conductive enclosure bounding an interior cavity, a metallic cell wall structure disposed within the cavity, in thermal communication with the enclosure, and defining a plurality of cells, and a phase change material disposed within the cells and in thermal communication with the cell walls. The plurality of cells have a cell width less than about 5 millimeters, and the cell wall thickness of the cell wall structure is in a range from about 0.25 millimeter to about 1 millimeter.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: March 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Naveenan Thiagarajan, Hendrik Pieter Jacobus de Bock, William Dwight Gerstler
  • Patent number: 9905818
    Abstract: An electric storage device includes an electrode assembly including a positive electrode plate and a negative electrode plate that are insulated from each other, and a case that houses the electrode assembly. The case includes a case body including an opening, and a cover plate that is placed on an opening edge of the opening of the case body so as to cover the opening. The case body includes a step portion at the opening edge. The cover plate includes a projection that is inserted into the opening of the case body. At least a portion of the projection opposes the step portion within the case body. A seam between the cover plate and the opening edge of the case body is laser welded in at least the step portion.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: February 27, 2018
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Masakazu Tsutsumi, Hidenori Shishido
  • Patent number: 9899699
    Abstract: A method of manufacturing a rechargeable battery includes continuously supplying a first electrode plate, the first electrode plate including a plurality of first active material portions with gaps therebetween on a first current collector, continuously supplying a first separator and a second separator to respective surfaces of the first electrode plate, bending the first electrode plate with the first and second separators to form a zigzag structure with bent portions, supplying a second electrode plate to an inside of each bent portion of the zigzag structure, the second electrode plate including a second active material portion on a second current collector, aligning and stacking the first electrode plate, the first separator, the second separator, and the second electrode plate, and taping the aligned and stacked first electrode plate, first separator, second separator, and second electrode plate at an outermost side thereof.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: February 20, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventor: Hyoung-No Lee
  • Patent number: 9893340
    Abstract: A battery wiring module may include connecting members for connecting adjacent electrode terminals to each other, an external connection terminal that is connectable to another device, and a resin protector having holding portions that hold the connecting members and the external connection terminal. A lid portion for covering the external connection terminal may be provided integrally with the resin protector via a first hinge. The lid portion may be provided with a second hinge having a hinge axis that is orthogonal to a hinge axis of the first hinge. A first lid portion that is formed by folding the first hinge and a second lid portion that is formed by folding the second hinge can be disposed in directions crossing each other.
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: February 13, 2018
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Osamu Nakayama, Mitsutoshi Morita
  • Patent number: 9887416
    Abstract: Provided are a negative electrode active material for a lithium ion secondary battery, which has sufficiently high discharge capacity at a high rate. The negative electrode active material containing silicon and silicon oxide includes primary particles having two phases of different compositions therein. One of the two phases has a higher silicon element concentration than the other phase, and is a fibrous phase forming a network structure in a cross section of the primary particle. Use of the negative electrode active material enables a sufficient increase in discharge capacity at a high rate.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: February 6, 2018
    Assignee: TDK CORPORATION
    Inventors: Yasuhiro Ikeda, Atsushi Sano, Masaki Sobu, Akinobu Nojima