Patents by Inventor Tae-Hwan ROH

Tae-Hwan ROH has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240021888
    Abstract: A battery module has an electrolytic solution leakage detection function. The battery module has a busbar configured to detect an electrolytic solution leaked from a battery cell. The battery module can be used in a battery pack.
    Type: Application
    Filed: March 30, 2023
    Publication date: January 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventor: Tae Hwan ROH
  • Patent number: 11529790
    Abstract: The present specification relates to a joint body of different materials, and a method of manufacturing the same. The joint body includes a metal layer; and a resin layer provided on and in contact with one surface of the metal layer. The metal layer comprises two or more etching grooves and two or more burrs provided on a surface of the metal layer adjacent to the etching grooves.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: December 20, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jin Mi Jung, Yu Jin Jeong, Bu Gon Shin, Tae Hwan Roh, Sung Gon Kim, Jung Jin Han
  • Publication number: 20220285780
    Abstract: Disclosed is a battery pack including a battery module assembly including two or more battery modules, each of the battery modules having one or more battery cells arranged adjacent to each other in the state of being mounted in cartridges, a base plate allowing the battery module assembly to be loaded thereon, and a hold-down bracket fixing the battery module assembly to the base plate, wherein each of the cartridges includes a step portion having a lower part protruding outwards, the hold-down bracket includes an upper end portion covering upper surfaces of the step portions of the cartridges, a lower end portion coupled to the base plate, and a middle portion connecting the upper end portion and the lower end portion to each other, and a protrusion structure protruding in a direction toward the base plate is formed on the lower end portion.
    Type: Application
    Filed: September 2, 2020
    Publication date: September 8, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Young CHO, Tae Hwan ROH, Yoon Hee LEE
  • Patent number: 11342597
    Abstract: Disclosed herein is A battery pack comprising: a pack housing; a base plate; at least two battery modules arranged such that the battery modules are located in a space defined between the pack housing and the base plate, each battery module including a plurality of battery cells or unit modules which can be charged and discharged; a first wall located at a first side of the base plate; a second wall located at a second side of the base plate; an external input terminal and an external output terminal are located at both of the first wall and the second wall, the battery modules being connected to the external input and output terminals in a state in which the battery modules are electrically connected in series or in parallel to each other; and a capacitor is present at the first or second wall adjacent to a corresponding one of the external input and output terminals, the capacitor being electrically connected to said corresponding one of the external input and output terminals.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: May 24, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Tae Hwan Roh, Tae Hyuck Kim, Yoonhee Lee, Jin Kyu Lee, Junhee Jung
  • Publication number: 20220126698
    Abstract: A vehicle battery fire sensing apparatus includes a battery pack mounted to a vehicle structure, an electronic control unit, and at least one communication line, wherein the battery pack includes a battery module including at least one battery cell, a battery management system configured to transmit a signal received from the battery module to the electronic control unit, and a battery pack case having a gas discharge portion configured to allow venting gas to be discharged therethrough. The battery pack case is provided with a sensor configured to measure at least one of temperature and pressure, and a vehicle battery fire sensing method.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 28, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventor: Tae Hwan ROH
  • Publication number: 20220109194
    Abstract: A vehicle battery fire sensing apparatus and method includes a battery pack mounted to a vehicle structure and an electronic control unit. The battery pack includes a battery module including one or more battery cells, a battery management system configured to transmit a signal received from the battery module to the electronic control unit, and a battery pack case having a gas discharge portion configured to allow venting gas to be discharged therethrough. The vehicle battery fire sensing apparatus further includes a sensor provided at the vehicle structure, the sensor being configured to measure at least one of the temperature or pressure of the gas discharged from the gas discharge portion.
    Type: Application
    Filed: June 29, 2020
    Publication date: April 7, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Tae Hwan ROH, Hyung Jun AHN, Sung Gon KIM, Su Chang KIM, Hui Jeong LEE, Do Wung SON
  • Publication number: 20220079489
    Abstract: The present invention relates to a method for configuring pin-out of a nondirectional USB terminal assembly capable of measuring the electrocardiogram regardless of a connection direction between an electrocardiogram electrode device-side terminal and an electrocardiogram measurement device-side terminal and an electrocardiogram measurement device and an electrode device having a nondirectional USB terminal with pin-out configured by the method. The present invention relates to a result of research with the support of the Information Communication Planning and Evaluation Institute with the funding of the Korean government (Ministry of Science and Technology Information and Communication) in 2020 (Task number: 2020-0-00224 and task name: Development of Wireless Multi-channel ECG Device and Heart diagnosis Solution).
    Type: Application
    Filed: December 15, 2020
    Publication date: March 17, 2022
    Inventors: Tae-Hwan ROH, Ki-Seok SONG, Young-Ho CHOI
  • Patent number: 10847764
    Abstract: Disclosed is a battery pack, which includes at least one battery module and electric parts electrically connected to the at least one battery module, a tray configured to support the at least one battery module and the electric parts at an upper surface thereof, and a pack cover having a rim that faces a rim of the tray, the pack cover being coupled to the tray to cover the battery module and the electric parts, wherein the tray includes a tray stopper provided at the rim of the tray and bent upwards to support the rim of the pack cover from an outer side toward an inner side.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: November 24, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Tae-Hyuck Kim, Yu-Na Kwon, Sung-Gon Kim, Tae-Hwan Roh
  • Publication number: 20200262173
    Abstract: The present specification relates to a joint body of different materials, and a method of manufacturing the same. The joint body includes a metal layer; and a resin layer provided on and in contact with one surface of the metal layer. The metal layer comprises two or more etching grooves and two or more burrs provided on a surface of the metal layer adjacent to the etching grooves.
    Type: Application
    Filed: September 27, 2017
    Publication date: August 20, 2020
    Inventors: Jin Mi JUNG, Yu Jin JEONG, Bu Gon SHIN, Tae Hwan ROH, Sung Gon KIM, Jung Jin HAN
  • Publication number: 20200227704
    Abstract: Disclosed is a battery pack, which includes at least one battery module and electric parts electrically connected to the at least one battery module, a tray configured to support the at least one battery module and the electric parts at an upper surface thereof, and a pack cover having a rim that faces a rim of the tray, the pack cover being coupled to the tray to cover the battery module and the electric parts, wherein the tray includes a tray stopper provided at the rim of the tray and bent upwards to support the rim of the pack cover from an outer side toward an inner side.
    Type: Application
    Filed: October 11, 2017
    Publication date: July 16, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Tae-Hyuck Kim, Yu-Na Kwon, Sung-Geon Kim, Tae-Hwan Roh
  • Patent number: 10625619
    Abstract: Disclosed is a battery module, which includes a battery cell assembly having a plurality of battery cells stacked on one another so that a pair of electrode leads protrudes on one side of each battery cell; and an ICB assembly configured to cover one side of the battery cell assembly to electrically connect the pair of electrode leads of the plurality of battery cells, the ICB assembly having a plurality of lead slots through each of which electrode leads of two battery cells facing each other pass in common.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: April 21, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Tae-Hwan Roh, Yu-Na Kwon, Sung-Gon Kim, Tae-Hyuck Kim
  • Patent number: 10629878
    Abstract: Disclosed herein is a battery pack configured to have a structure in which two or more battery modules, each of which includes a plurality of battery cells or unit modules which can be charged and discharged, are arranged such that the battery modules are mounted in a space defined between a pack housing and a base plate, the battery pack including the base plate on which the arranged battery modules are loaded, a sensing assembly mounted at upper ends of the battery modules for detecting voltage of the battery modules, a pair of tension bars mounted at the upper ends of the battery modules in a direction in which the battery modules are arranged for supporting the battery modules, a battery management system (BMS) mounted at an outside of an outermost one of the battery modules in a state in which the BMS is adjacent to the outermost one of the battery modules, the pack housing for surrounding the battery modules and the BMS, a lower end of the pack housing being coupled to the base plate, and a spacer dispo
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: April 21, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Yoonhee Lee, Tae Hyuck Kim, Tae Hwan Roh, Jin Kyu Lee, Junhee Jung
  • Patent number: 10553844
    Abstract: Disclosed herein is a battery pack including a battery module assembly configured to have a structure in which two or more battery modules, each of which includes battery cells arranged in an upright state such that electrode terminals of the battery cells are directed upward, are arranged such that the battery modules are adjacent to each other, and outward protrusions are formed at a lower end of one side or lower ends of opposite sides of each of the battery modules, a base plate, on a top of which the battery module assembly is loaded, and a hold down bracket having one side region covering the outward protrusions of the battery modules and the other side region coupled to the base plate so as to correctly fix the respective battery modules of the battery module assembly to the base plate.
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: February 4, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Yoonhee Lee, Tae Hyuck Kim, Tae Hwan Roh, Jin Kyu Lee, Junhee Jung
  • Patent number: 10505161
    Abstract: Disclosed herein is a battery module including a battery cell assembly constituted by at least two battery cells, a front plate and a rear plate fixed to the battery cell assembly such that the front plate and the rear plate cover outermost ones of the battery cells, an electrically insulative cover member mounted at an upper end of the battery cell assembly, the electrically insulative cover member being provided with through holes, through which electrode terminals of the battery cells extend, a PCB mounted on a bottom of the cover member, a plurality of conductive connection parts arranged on the cover member, the conductive connection parts being connected to the electrode terminals of the battery cells and the PCB, and a lower molding part located on the PCB at the bottom of the cover member, the lower molding part covering the connection between the PCB and the conductive connection parts.
    Type: Grant
    Filed: April 20, 2015
    Date of Patent: December 10, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Tae Hyuck Kim, Tae Hwan Roh, Yoonhee Lee, Jin Kyu Lee, Junhee Jung
  • Publication number: 20190267676
    Abstract: Disclosed herein is A battery pack comprising: a pack housing; a base plate; at least two battery modules arranged such that the battery modules are located in a space defined between the pack housing and the base plate, each battery module including a plurality of battery cells or unit modules which can be charged and discharged; a first wall located at a first side of the base plate; a second wall located at a second side of the base plate; an external input terminal and an external output terminal are located at both of the first wall and the second wall, the battery modules being connected to the external input and output terminals in a state in which the battery modules are electrically connected in series or in parallel to each other; and a capacitor is present at the first or second wall adjacent to a corresponding one of the external input and output terminals, the capacitor being electrically connected to said corresponding one of the external input and output terminals.
    Type: Application
    Filed: May 8, 2019
    Publication date: August 29, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Tae Hwan ROH, Tae Hyuck KIM, Yoonhee LEE, Jin Kyu LEE, Junhee JUNG
  • Patent number: 10361469
    Abstract: Disclosed herein is a battery module including a battery cell assembly having battery cells laterally arranged, a front plate and a rear plate fixed to outermost battery cells, an electrically insulative cover member mounted at an upper end of the battery cell assembly, the cover member being provided with through holes, through which electrode terminals of the battery cells extend, conductive connection parts arranged in a state in which the conductive connection parts are mounted at the cover member, the conductive connection parts being connected to the electrode terminals for detecting voltages of the battery cells while achieving electrical connection between the battery cells, cooling members interposed between the battery cells, each of the cooling members being provided with a coolant flow part having a hollow structure, in which a coolant flows, and a manifold connected to the cooling members for moving the coolant in the coolant flow part.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: July 23, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Tae Hyuck Kim, Tae Hwan Roh, Yoonhee Lee, Jin Kyu Lee, Junhee Jung
  • Patent number: 10333185
    Abstract: Disclosed herein is a battery module configured to have a structure in which two or more unit modules, each of which includes one or more battery cells, a frame member configured to have a structure to surround outer edges of the one or more battery cells, the frame member including cooling manifold elements located at opposite ends of one side of the outer edges of the battery cells, and a cooling member mounted in the frame member such that the cooling member faces the battery cells while being in contact with the battery cells, the cooling member including a plate-shaped cooling fin having a shape and a size corresponding to those of the battery cells and a coolant conduit having a hollow structure located at an outer edge of the cooling fin, are arranged while being in tight contact with each other, wherein the coolant conduit includes a coolant inlet port and a coolant outlet port connected to the cooling manifold elements of the frame member of each of the unit modules in a communicating fashion.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: June 25, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Tae Hyuck Kim, Nam In Kim, Tae Hwan Roh, Yoonhee Lee, Junhee Jung
  • Patent number: 10326175
    Abstract: Disclosed herein is A battery pack comprising: a pack housing; a base plate; at least two battery modules arranged such that the battery modules are located in a space defined between the pack housing and the base plate, each battery module including a plurality of battery cells or unit modules which can be charged and discharged; a first wall located at a first side of the base plate; a second wall located at a second side of the base plate; an external input terminal and an external output terminal are located at both of the first wall and the second wall, the battery modules being connected to the external input and output terminals in a state in which the battery modules are electrically connected in series or in parallel to each other; and a capacitor is present at the first or second wall adjacent to a corresponding one of the external input and output terminals, the capacitor being electrically connected to said corresponding one of the external input and output terminals.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: June 18, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Tae Hwan Roh, Tae Hyuck Kim, Yoonhee Lee, Jin Kyu Lee, Junhee Jung
  • Patent number: 10084219
    Abstract: Disclosed herein is a battery pack including at least one battery module including a battery cell stack constituted by two or more stacked battery cells that can be charged and discharged and a pack case for surrounding an outside of the battery module, wherein a liquid refrigerant isolated from an inner space of the pack case removes heat conducted from the battery cells through cooling of the pack case.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: September 25, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Tae Hwan Roh, Jin Kyu Lee, Tae Hyuck Kim, Junhee Jung, Yoonhee Lee, Jong Moon Yoon, Jong Soo Ha
  • Publication number: 20180229621
    Abstract: Disclosed is a battery module, which includes a battery cell assembly having a plurality of battery cells stacked on one another so that a pair of electrode leads protrudes on one side of each battery cell; and an ICB assembly configured to cover one side of the battery cell assembly to electrically connect the pair of electrode leads of the plurality of battery cells, the ICB assembly having a plurality of lead slots through each of which electrode leads of two battery cells facing each other pass in common.
    Type: Application
    Filed: January 25, 2017
    Publication date: August 16, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Tae-Hwan ROH, Yu-Na KWON, Sung-Gon KIM, Tae-Hyuck KIM