Patents Examined by Matthew T Martin
  • Patent number: 11462778
    Abstract: An electrolyte level measuring device for a vented lead acid battery and a method of monitoring an electrolyte level is provided. The measuring device includes an elongated body. A stop member extends outwardly from the elongated body, the stop member being sized larger than an opening in the vented lead acid battery. At least one projection extends orthogonally from the elongated body.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: October 4, 2022
    Assignee: CONSOLIDATED EDISON COMPANY OF NEW YORK, INC.
    Inventor: Robert Agnello
  • Patent number: 11456512
    Abstract: A battery cover plate assembly includes a cover plate, an electrode terminal, a current interrupt structure, and an arc extinguishing portion. The electrode terminal is disposed on the cover plate and includes an electrode inner terminal and an electrode outer terminal. The electrode inner terminal and the electrode outer terminal are electrically connected through the current interrupt structure. The current interrupt structure is capable of disrupting the electrical connection between the electrode inner terminal and the electrode outer terminal under the action of a gas pressure. The arc extinguishing portion is configured to reduce an electric arc generated when the current interrupt structure disrupts the electrical connection between the electrode inner terminal and the electrode outer terminal.
    Type: Grant
    Filed: May 28, 2018
    Date of Patent: September 27, 2022
    Inventors: Xinyue Wang, Luxia Jiang, Shichao Hu, Peng Lu, Han Cheng, Keli Yang
  • Patent number: 11456508
    Abstract: The disclosure relates to a battery module having at least one battery cell, wherein the battery cell includes a cell housing, which includes a lower side and an upper side opposite to the lower side in a first direction, wherein an opening releasable in the event of an overpressure in the battery cell is arranged in the upper side. In this case, the battery module includes an atomizing device, which is arranged in the first direction above the releasable opening of the at least one battery cell, and which comprises at least one flame passage opening, through which flames escaping from the releasable opening of the battery cell can penetrate, and which comprises a passage area which is smaller than an area of the releasable opening.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: September 27, 2022
    Assignee: AUDI AG
    Inventor: Dirk Hoefner
  • Patent number: 11456501
    Abstract: The present disclosure provides a lower box body, a battery box and a vehicle, the lower box body comprises a base body, a first protecting assembly, a mounting hole. The base body comprises a bottom plate portion, a side plate portion, eave portions. The first protecting assembly is provided at outside of the base body, fixed to the base body and is attached to the eave portion. The mounting hole penetrates the eave portion and the first protecting assembly. The first protecting assembly improves the entirety structural strength of the lower box. Because the mounting hole is formed by penetrating the eave portion and the first protecting assembly, the structural stability of the mounting location of the lower box body is improved, thereby making the mounting location of the lower box body not be prone to be deformed or damaged when the battery box is subjected to the external force.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: September 27, 2022
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yuqun Zeng, Fenggang Zhao, Xingdi Chen, Lei Wang, Linggang Zhou, Peng Wang, Derong Wang, Cong Bao
  • Patent number: 11456478
    Abstract: A fuel cell system includes a stack case storing a fuel cell stack, and an auxiliary device case containing a fuel gas system device and an oxygen-containing gas system device. The auxiliary device case covers the fuel gas system device in a manner to protect the fuel gas system device against the external load, and includes a first case member provided with a mount fixed to a vehicle body frame, and a second case member made of material having specific gravity smaller than that of the first case member, and covers at least the oxygen-containing gas system device.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: September 27, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventor: Ryoichi Yoshitomi
  • Patent number: 11444332
    Abstract: A secondary battery includes a rectangular exterior body having an opening and containing a first electrode assembly and a second electrode assembly, a sealing plate sealing the opening, and a positive-electrode current collector. The sealing plate has an electrolytic solution introduction hole. The first electrode assembly includes a first insulating sheet on an outermost surface thereof adjacent to the second electrode assembly. The second electrode assembly includes a second insulating sheet on an outermost surface thereof adjacent to the first electrode assembly. A first tape is attached to both an outermost surface of a first positive-electrode tab group and the first insulating sheet. A second tape is attached to both an outermost surface of a second positive-electrode tab group and the second insulating sheet. At least one of the first tape and the second tape is located to face the electrolytic solution introduction hole.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: September 13, 2022
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Shinji Toi, Taiki Nonaka
  • Patent number: 11437675
    Abstract: The disclosure provides a cell structure of a solid state battery capable of uniformly holding a solid state battery cell in a battery case and a manufacturing method of a solid state battery. In a process of manufacturing a can cell of the solid state battery, a shock absorber is disposed in the battery case after the solid state battery cell is inserted into the battery case and before a can lid is welded. Then, the lid is provided to seal the case. At the time of sealing, the solid state cell and a terminal are fastened by using an engaging member, and the airtightness is improved.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: September 6, 2022
    Assignee: Honda Motor Co., Ltd.
    Inventors: Takuya Taniuchi, Masahiro Ohta, Yuriko Asahi
  • Patent number: 11424433
    Abstract: A method for manufacturing an electrode having an irregular shape through a simple process while minimizing the amount of wasted electrode active material is provided. The method results in first to third coating areas formed to be spaced apart from each other on a collector, a plurality of fourth coating areas formed between the first coating area and the second coating area, and a plurality of fifth coating areas formed between the second coating area and the third coating area. The plurality of fourth coating areas and the plurality of fifth coating areas are dislocated from each other when viewed from one side in a width direction of the collector.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: August 23, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Taek Soo Lee, Jung Min Yang, Sang Hoon Choy, Cheol Woo Kim
  • Patent number: 11411286
    Abstract: To provide a battery stack forming apparatus and a battery stack forming method that are capable of stacking electric cells with the electric cells accurately maintained in positions.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: August 9, 2022
    Assignee: ENVISION AESC JAPAN LTD.
    Inventors: Akio Kuwata, Takuro Kajitani, Hirotaka Nakayama
  • Patent number: 11404755
    Abstract: A secondary battery comprises: a pouch; an electrode assembly mounted within the pouch and having a structure in which electrodes and separators are alternately laminated, the electrode assembly having a tab connection part in which electrode tabs extending from ends of the electrodes overlap each other; a lead comprising a first lead having one end electrically connected to the tab connection part and a second lead having one end electrically connected to the first lead and the other end extending outside of the pouch, each of the first lead and the second lead being fixed to respective portions of an inner surface of the pouch; an adhesion unit mechanically and electrically coupling the first lead and the second lead to each other; and a high-voltage decomposition material that is configured to generate a gas when a high voltage having a predetermined level or more is applied to the adhesion unit.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: August 2, 2022
    Inventors: Kyoung Ho Kim, Jung Seok Choi, Song Taek Oh, Jong Pil Park, Kyung Min Kim
  • Patent number: 11404752
    Abstract: A cylindrical secondary battery includes a jelly-roll type electrode assembly, a cylindrical battery case for receiving the jelly-roll type electrode assembly, and a cap assembly mounted to the open upper end of the cylindrical battery case. The jelly-roll type electrode assembly includes a long sheet type positive electrode and a long sheet type negative electrode wound with a separator interposed between the positive electrode and the negative electrode. A welding pole is formed on the bottom surface of the cylindrical battery case so as to extend perpendicularly thereto.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: August 2, 2022
    Inventors: Ha Young Heo, Je Jun Lee, Hyoung Kwon Kim, Hae Jin Lim, Sang Uck Kim
  • Patent number: 11394059
    Abstract: Disclosed is a secondary battery including a positive electrode, a negative electrode and an electrolyte, wherein the secondary battery further includes a reaction-inducing substance located in any one of the positive electrode, the negative electrode and the electrolyte, wherein the reaction-inducing substance forms a reaction product when exposed to a predetermined temperature or higher in a use environment of the secondary battery, wherein the reaction product is a non-conductor.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: July 19, 2022
    Assignee: L&F CO., LTD.
    Inventors: Sung Kyun Chang, Sang Hoon Jeon, Jun Ho Shin, Ji Woo Oh, Hee Won Jung, Hye-Rim Bae, Chang Hyun Lee, Doe Hyoung Kim
  • Patent number: 11394080
    Abstract: Disclosed are a pouch-shaped battery case including an upper case and a lower case sealed to one another, the upper case and the lower case made of a laminate sheet comprising a metal layer and a resin layer, at least one of the upper case and the lower case having a concave unit for receiving an electrode assembly, the upper case and the lower case being sealed at all corners thereof located along the outer edge of the concave unit, a middle of a first side surface of each of the upper case and the lower case having a non-sealed portion for gas discharge, the first side surface being adjacent to a second side surface of each of the upper case and the lower case through which an electrode terminal extends, a method of manufacturing the pouch-shaped battery case, and a sealing block for manufacturing the pouch-shaped battery case.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: July 19, 2022
    Inventors: Byeong Kyu Lee, Cha Hun Ku, Tae Kyu Kim
  • Patent number: 11387512
    Abstract: The disclosure provides a cell structure of a solid state battery capable of uniformly holding a solid state battery cell in a battery case and a manufacturing method of a solid state battery. In a process of manufacturing a can cell of the solid state battery, a shock absorber is disposed in the battery case after the solid state battery cell is inserted into the battery case and before a can lid is welded. Then, the lid is provided to seal the case. At the time of sealing, the solid state cell and a terminal are fastened by using an engaging member, and the airtightness is improved.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: July 12, 2022
    Assignee: Honda Motor Co., Ltd.
    Inventors: Takuya Taniuchi, Masahiro Ohta, Yuriko Asahi
  • Patent number: 11374288
    Abstract: A busbar includes a plurality of sheets stacked together. The busbar includes: a main body that extends along an axis along which batteries are stacked together; and a plurality of connectors that are each thinner than the main body, and are welded to terminals of the batteries, respectively.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: June 28, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tetsuji Omura, Shingo Kume
  • Patent number: 11374290
    Abstract: A plurality of battery cells each having a positive electrode terminal and a negative electrode terminal; and a bus bar which connects the electrode terminals facing each other in the battery cells adjacently disposed among the plurality of battery cells.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: June 28, 2022
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Wataru Okada, Shinji Ota, Yoshiaki Ueta
  • Patent number: 11367919
    Abstract: A battery pack includes a retaining member disposed between an adjacent pair of cells and including a retainer retaining a spring, and a pair of tension plates each spanning between pairs of opposing edge faces of a first end plate and a second end plate in a stretched state. The retaining member includes protruding portions protruding from the cells. The protruding portions include respective grooves in which opposing side edges of each of the pair of tension plates are fitted. The side edges of each of the pair of tension plates are fitted in the respective grooves of the retaining member.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: June 21, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masayoshi Ishikawa
  • Patent number: 11355749
    Abstract: A method for producing silicon-based anodes for secondary batteries carries out the following steps for producing an anode: —depositing a silicon layer on a metal substrate having grain boundaries, wherein the silicon layer has a first boundary surface directed towards the metal substrate, —heating the metal substrate using a heating unit to a temperature between 200° C. and 1000° C., —conditioning the region of the second boundary surface of the silicon layer that is facing away from the metal substrate using an energy-intensive irradiation during the heating, —generating polyphases in the region of the silicon layer and the metal substrate, made up of amorphous silicon and/or crystalline silicon of the silicon of the silicon layer and of crystalline metal of the metal substrate and of silicide and—generating crystalline metal of the metal substrate.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: June 7, 2022
    Assignees: ROV AK GmbH, Technische Universitaet Bergakademie Freiberg, Helmholtz-Zentrum Dresden Rossendorf e.V.
    Inventors: Charaf Cherkouk, Dirk C. Meyer, Tilmann Leisegang, Teresa Orellana Perez, Slawomir Prucnal, Wolfgang Skorupa
  • Patent number: 11355826
    Abstract: A collector that electrically connects tabs derived from electrode bodies and terminals of a battery to each other includes a first connection portion to which the conductive member on a tab side is connected, a second connection portion to which the conductive member on a terminal side is connected. The first connection portion and the second connection portion are connected by a connecting portion. The collector opposes the sealing plate with the insulating member in between, the second connection portion includes a fuse portion including a through hole between the conductive member connection portion on the terminal side and the connecting portion, and the fuse portion is disposed so as not to come in contact with the insulating member.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: June 7, 2022
    Assignee: SANYO Electric Co., Ltd.
    Inventor: Ryoichi Wakimoto
  • Patent number: 11349164
    Abstract: A battery cooler assembly having a frame with a pair of opposed parallel walls, with each wall having a ledge extending outwardly from the wall. A heat exchanger positioned between the walls, and having a plate pair together defining a fluid flow channel permitting fluid flow from an inlet to an outlet on the heat exchanger. One or more battery modules positioned on the heat exchanger. A plurality of support structures engage the heat exchanger and positioned between the walls; and extend from a first edge to a second end of the heat exchanger, where the first edge is proximate to one of the walls and the second edge is proximate to the other wall. The plurality of support structures engaging the one or more battery modules reducing stress on the heat exchanger.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: May 31, 2022
    Assignee: DANA CANADA CORPORATION
    Inventors: John Burgers, Noman Rahim