Patents Examined by Julian Anthony
  • Patent number: 11522242
    Abstract: The battery pack has a laminated body in which unit cells are laminated one on another, a cell case having a first opening and containing the laminated body, and a first lid member to tightly close the first opening. The first opening is positioned to face, in connection with a unit cell laminated direction, a first face of the laminated body. The first lid member is configured to, if an internal pressure of the cell case is lower than atmospheric pressure, deform while keeping the tightly closing state, come into contact with the first face of the laminated body, and apply a pressure based on a differential pressure between atmospheric pressure and the internal pressure of the cell case to the contacting face.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: December 6, 2022
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Hajime Satou, Yasuhiko Ohsawa, Yuki Kusachi, Hiroshi Akama, Hideaki Horie, Yusuke Mizuno, Yusuke Emori, Takahiro Imaishi
  • Patent number: 11522256
    Abstract: A secondary battery includes: an electrode assembly including a first electrode plate and a second electrode plate, and electrode uncoated portions protruding at opposite sides of the electrode assembly, a case accommodating the electrode assembly; a current collector including an electrode connecting portion located at a region corresponding to an electrode uncoated portion of the electrode uncoated portions and including a coupling groove located in a surface of the electrode connecting portion, and a terminal connecting portion bent from the electrode connecting portion and extending over the electrode assembly; and a sub-tab including a first region coupled to the coupling groove, and a second region bent from the first region and connected to the electrode uncoated portion.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: December 6, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyun Soo Lee, Ho Jun Shin, Jun Min Choi, Sang Won Kim, Sang Won Byun
  • Patent number: 11515605
    Abstract: Provided is a battery module. The battery module includes: a plurality of battery cells each including an electrode terminal; and a bus bar connected to the electrode terminals of the battery cells neighboring each other to electrically connect the battery cells, the bus bar including a first bus bar and a second bus bar that are superposed on each other and include different metals, each of the first and second bus bars making conductive contact with the electrode terminals. Therefore, the thermal and electrical characteristics of the bus bar electrically connecting the neighboring battery cells to each other may be improved while improving weldability between the bus bar and electrode terminals.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: November 29, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Wonsung Kim
  • Patent number: 11508951
    Abstract: An aspect of the present disclosure is a system that includes a first deposition system that includes a first cylinder having a first outer surface configured to hold a first substrate, a first spray nozzle configured to receive at least a first fluid, and a first fiber nozzle configured to receive at least a second fluid, where the first spray nozzle is configured to operate at a first voltage, the first fiber nozzle is configured to operate at a second voltage, the first cylinder is configured to be electrically connected to ground, the first spray nozzle is configured to apply onto the substrate a first plurality of at least one of particles or droplets from the first fluid, the first fiber nozzle is configured to apply onto the substrate a first fiber from the second fluid, and the first plurality of particles or droplets and the first fiber combine to form a first composite layer on the substrate.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: November 22, 2022
    Assignees: Alliance for Sustainable Energy, LLC, The Regents of the University of Colorado, a Body Corporate
    Inventors: Chunmei Ban, Simon Elnicki Hafner, Se-Hee Lee
  • Patent number: 11495789
    Abstract: According to one embodiment, there is provided a composite. The composite includes active material particles of a titanium composite oxide or oxide of titanium, and a graphene structure including a carbon material. The carbon material has a graphene framework defining a graphene surface. The graphene structure is located in between the active material particles. The graphene structure has at least one side surface in contact with the active material particle. The side surface includes the carbon material whose graphene surface is slanted relative to the side surface.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: November 8, 2022
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Katsuyuki Naito, Yasuhiro Harada, Norihiro Yoshinaga, Yoshihiro Akasaka
  • Patent number: 11469438
    Abstract: An apparatus for holding a circuit against a battery module includes a set of first fixtures for holding a set of first conductive tabs of the circuit against a corresponding set of positive terminals of the battery module, a set of second fixtures for holding a set of second conductive tabs of the circuit against a corresponding set of negative terminals of the battery module, and a rigid plate having a set of first structures therein for receiving the set of first fixtures and having a set of second structures therein for receiving the set of second fixtures.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: October 11, 2022
    Assignee: Faraday & Future Inc.
    Inventor: Hrayr Torosyan
  • Patent number: 11431053
    Abstract: The disclosure relates to a portable terminal with a case and inside the case: an electronic or optoelectronic module for acquiring or processing information or data and a compartment for housing a battery pack, said battery pack configured to power said electronic or optoelectronic module. The portable terminal also includes: a cap for closing said compartment, said cap being movable between a closed position and an open position wherein said compartment is open to allow the insertion or extraction of said battery pack. The terminal also includes a locking/unlocking device configured to lock/unlock said cap from said case. The terminal also includes a holding device configured for holding said battery pack within said compartment, wherein said holding device can be deactivated when said cap is in said open position in order to allow said battery pack to be extracted from said compartment.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: August 30, 2022
    Assignee: DATALOGIC IP TECH S.R.L.
    Inventor: Joseph Mistkawi
  • Patent number: 11398662
    Abstract: Provided is a battery module including: a cell assembly in which a plurality of cells are arranged at a predetermined interval, wherein each of the plurality of cells includes a cell lead; a sensing wire harness disposed around the cell lead and including a connecting terminal corresponding to the cell lead, wherein the connecting terminal is directly bonded to the cell lead; and a connector connected to the sensing wire harness by being fixed at one side of the cell assembly.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: July 26, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Gang-U Lee, Jun-Yeob Seong
  • Patent number: 11380918
    Abstract: A method of monitoring operation of a reactor system includes causing a chemical reaction to occur within an assembly of the reactor system, and measuring a chemical composition of one or more reactants of the chemical reaction with spatial resolution at a plurality of points along a path within the assembly using a sensor system structured to implement distributed sensing. The sensor system includes an optical fiber sensing member provided at least partially within the assembly, wherein the optical fiber sensing member comprises a functionalized optical fiber based sensor device structured to exhibit a change in one or more optical properties in response to changes in the chemical composition of the one or more reactants.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: July 5, 2022
    Assignee: University of Pittsburgh—Of the Commonwealth System of Higher Education
    Inventors: Peng K. Chen, Jacob Lorenzi Poole, Paul R. Ohodnicki, Thomas D. Brown, Kirk R. Gerdes, Michael P. Buric
  • Patent number: 11355764
    Abstract: Disclosed is a device for removing residual hydrogen in a fuel cell. The device for removing residual hydrogen in a fuel cell sucks residual hydrogen gas in a fuel cell system and easily removes the sucked hydrogen gas so as to prevent a fire, an explosion, and the like which may occur due to residual hydrogen in the fuel cell system during maintenance work of a fuel cell vehicle. In particular, the device may be manufactured as a simple ejector structure in which a nozzle, a venturi, and a diffuser are sequentially combined, the nozzle and the venturi are combined, and the like to use compressed air as a driving flow and use gas inside a fuel cell system as a suction flow and thus easily remove the residual hydrogen.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: June 7, 2022
    Assignee: Hyundai Motor Company
    Inventors: Sekwon Jung, Hojune Bae, Hyunjoon Lee, HyunJae Lee, Deukkuen Ahn
  • Patent number: 11349142
    Abstract: A fuel cell module includes fuel cells, a gas supply system, a first accumulator, a second accumulator, and power connection. The fuel cells are arranged in a cell stack having a first axial end and a second axial end. The gas supply system is configured to supply gas for the operation of the fuel cells, the fuel cells being stacked in an axial direction. The first accumulator is arranged at the first axial end of the cell stack. The second accumulator is arranged at the second axial end of the cell stack. The power connection is electrically conductively connected to the second accumulator, and is arranged at the gas supply system. The cell stack is arranged within an insulation sheath and the gas supply system is arranged partly outside the insulation sheath and the power connection is arranged outside the insulation sheath.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: May 31, 2022
    Assignee: HEXIS AG
    Inventors: Roland Denzler, Andreas Mai, Fabian Brogle
  • Patent number: 11329351
    Abstract: A battery cell for an electric vehicle battery pack is provided. A housing of the battery cell can define a cavity. An electrolyte material can be housed within the cavity. A first polarity terminal of the battery cell can be disposed at an open end of the housing. A first conductive tab can be disposed at a closed end of the housing and electrically coupled with a first polarity portion of the electrolyte material. A conductive rod can extend through a core of the electrolyte material and can include a first end disposed at the closed end of the housing and electrically coupled with the first conductive tab. A receptacle can be electrically coupled with the first polarity terminal and can extend towards the electrolyte material to engage with a second end of the conductive rod at the open end of the housing.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: May 10, 2022
    Assignee: CHONGQING JINKANG POWERTRAIN NEW ENERGY CO., LTD.
    Inventors: Derek Nathan Wong, Ying Liu
  • Patent number: 11303000
    Abstract: An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: April 12, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Moonseok Kwon, Jaeman Choi, Kuntae Kwon, Euncheol Do, Yeonil Lee
  • Patent number: 11276875
    Abstract: A method for producing a button cell includes providing a cell cup, the cell cup having a flat bottom area and a cell cup casing; providing a cell top, the cell top having a flat top area and a cell top casing having a first height; and providing an electrode-separator assembly winding. The cell top casing and the cell cup casing form an overlap area extending in a direction parallel to the axis of the winding and having a second height, the second height being between 20% and 99% of the first height. The method includes applying, in a radial direction perpendicular to the axis of the winding, a pressure on the cell cup casing so as to seal the housing, wherein a portion of the cell top casing that is cylindrical forms at least a part of the overlap area.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: March 15, 2022
    Assignee: VARTA MICROBATTERY GMBH
    Inventors: Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin, Winfried Gaugler
  • Patent number: 11258092
    Abstract: A button cell includes a housing, the housing having a cell cup with a flat bottom area, and a cell top with a flat top area, and further includes an electrode-separator assembly winding disposed within the housing, the electrode-separator assembly winding including a multi-layer assembly that is wound in a spiral shape about an axis. The multi-layer assembly includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode. The button cell additionally includes a first output conductor between a first end face of the electrode-separator assembly winding and a first of the flat bottom area or the flat top area, and a second output conductor between a second end face of the electrode-separator assembly winding and a second of the flat bottom area or the flat top area. Furthermore, the button cell includes a first insulator and a second insulator.
    Type: Grant
    Filed: February 11, 2021
    Date of Patent: February 22, 2022
    Assignee: VARTA MICROBATTERY GMBH
    Inventors: Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin, Winfried Gaugler
  • Patent number: 11233265
    Abstract: A button cell includes a housing having a cell cup, the cell cup having a flat bottom area, a cell cup casing, and a bottom edge forming a transition between the flat bottom area and the cell cup casing, and a cell top, the cell top having a flat top area and a cell top casing. An electrode-separator assembly winding is disposed within the housing, the electrode-separator assembly winding including a multi-layer assembly that is wound in a spiral shape about an axis, the multi-layer assembly including a separator disposed between a positive electrode and a negative electrode, and a first output conductor. An insulator is disposed between an end face of the electrode-separator assembly winding and the first output conductor, wherein the first output conductor is welded to the first of the flat bottom area or the flat top area.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: January 25, 2022
    Assignee: VARTA MICROBATTERY GMBH
    Inventors: Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin, Winfried Gaugler
  • Patent number: 11233264
    Abstract: A rechargeable button cell including a housing half-parts comprising a housing cup and a housing top separated from one another by an electrically insulating seal or film seal is disclosed. The button cell includes an electrode-separator assembly within the housing having a positive and a negative electrode in the form of flat layers connected to one another by a porous plastic film separator. The electrodes each include a metallic film or mesh embedded in a respective electrode material as a current collector, which acts as an output conductor that connects the electrodes to one of the flat bottom or flat top areas of the housing.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: January 25, 2022
    Assignee: VARTA MICROBATTERY GMBH
    Inventors: Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin, Winfried Gaugler
  • Patent number: 11211646
    Abstract: The present invention relates to a battery module consisting of battery cells and a cooling module comprising multiple tiers, the cooling module being designed to hold the battery cells, such as lithium-ion batteries. The cooling module consists of at least one first and one second side part, each side part having at least one flow channel, and of multiple substantially flat elements which extend along planes between the side parts. An internal area is formed between neighbouring flat elements, said internal areas being designed to hold the battery cells.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: December 28, 2021
    Assignee: AKASOL AG
    Inventors: Bjoern Eberleh, Stephen Raiser, Felix Von Borck
  • Patent number: 11171375
    Abstract: A pouched energy storage device can include a cell housing portion and a sealed portion. The device can also include a stack of electrodes housed within an inner region of the cell housing portion. Each electrode can have dimensions of width, length, and thickness. One or more electrodes can have at least one of the dimensions smaller than a corresponding dimension of other electrodes in the stack of electrodes. The device can also include an indentation on the cell housing portion adjacent the sealed portion. The indentation can form a stepped region in the inner region that is complimentary to the one or more electrodes having at least one of the dimensions smaller than a corresponding dimension of other electrodes in the stack of electrodes. The sealed portion can be folded onto the cell housing portion so that at least a part of the sealed portion resides in the indentation.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: November 9, 2021
    Assignee: Enevate Corporation
    Inventor: Benjamin Yong Park
  • Patent number: 11165103
    Abstract: The invention relates to a method for regenerating the capacity of an electrochemical lithium battery, including the following steps: a) evaluating the quantity of lithium ions; b) when the evaluated lithium ion quantity is less than or equal to a threshold value, applying an electric current between the cathode or the anode and the container such as to cause the delithiation of the casing, the casing is also arranged to house an element providing both electric insulation and ionic conduction between the anode and cathode electrodes of the electrochemical cell and the casing, said casing including at least one lithium ion storage zone.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: November 2, 2021
    Assignee: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: David Brun-Buisson, Sylvie Genies