Patents by Inventor Hae Ryong Jeon

Hae Ryong Jeon 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: 20240072328
    Abstract: The present disclosure relates to a heat transfer member capable of preventing propagation of thermal runaway and a battery module including the same, and more particularly, to a heat transfer member capable of preventing propagation of thermal runaway in which heat or flame is propagated due to ignition or the like of at least one battery cell in a battery module, and a battery module including the same. According to the present embodiment, a heat transfer member provided in contact with a cooling member in a battery module or a stack composed of a plurality of battery cells includes a thermally expandable material having a thermal expansion initiation temperature of 90 to 150° C.
    Type: Application
    Filed: August 29, 2023
    Publication date: February 29, 2024
    Inventors: Jeong Woo HAN, Ji San KIM, Bon Seok KU, Hae Ryong JEON
  • Patent number: 11916244
    Abstract: A battery module includes a module housing including a first plate in which one side is open, a second plate coupled with the first plate to form an internal space, and a partition member disposed across the internal space to couple the first plate with the second plate; and a battery cell stack disposed in the internal space, in which a plurality of battery cells are stacked.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: February 27, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju, Young Sun Choi, Myeong Hwan Ma, Sol San Son
  • Publication number: 20240006706
    Abstract: Provided is a battery module including a battery cell stack and a module housing accommodating the battery cell stack, wherein the module housing includes: a lower housing supporting a lower surface and both side surfaces of the battery cell stack; as upper plate disposed on an upper surface of the battery cell stack and coupled to the lower housing; and a first cover plate disposed on a front surface of the battery cell stack and a second cover plate disposed on a rear surface of the battery cell stack, each of the first cover plate and the second cover plate is coupled. to the lower housing, each of the first cover plate and the second cover plate includes a plurality of vent holes, and the vent holes included in the first cover plate are misaligned with the vent holes included in the second cover plate.
    Type: Application
    Filed: February 27, 2023
    Publication date: January 4, 2024
    Inventors: Jeong Woo HAN, Hae Ryong JEON
  • Publication number: 20230420769
    Abstract: A battery module, includes: a battery cell stack in which a plurality of battery cells are stacked; a first heat dissipation member disposed on one side of the cell stack; a second heat dissipation member disposed on the other side of the cell stack; and a blocking member providing a plurality of insulation spaces in which the battery cells are disposed, the blocking member surrounding at least one surface of each of the battery cells; wherein the plurality of the battery cells, include a first battery cell having a surface contacting the first heat dissipation member; and a second battery cell having a surface contacting the second heat dissipation member.
    Type: Application
    Filed: September 12, 2023
    Publication date: December 28, 2023
    Inventors: Hae Ryong JEON, Sun Mo AN, Ha Chul JEONG
  • Patent number: 11855269
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module case for accommodating the battery cell stack therein; and a bus bar assembly disposed between the module case and the battery cell stack and electrically connected to the battery cells. The bus bar assembly may include at least one bus bar and a thermal conduction unit for embedding the bus bar therein. The thermal conduction unit may be formed of a resin material containing a thermally conductive filler.
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: December 26, 2023
    Assignee: SK On Co., Ltd.
    Inventors: Sun Mo An, Ji Eun Kang, Sang Hyun Lee, Hae Ryong Jeon
  • Patent number: 11830997
    Abstract: A secondary battery may include a cell body member accommodating an electrode assembly therein; and a heat conductive member disposed between the cell body member and a cooling plate member to form a heat path for transferring heat from the cell body member, wherein the heat conductive member is in contact with the cooling plate member, and wherein a contact area of the cooling plate member and the heat conductive member is smaller than a cross-sectional area of the cell body member parallel to a thickness direction of the electrode assembly.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: November 28, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Dong Ha Hwang, Seok Min Kim, Myeong Hwan Ma, Seo Roh Rhee, Hae Ryong Jeon, Seung Hoon Ju, Yang Kyu Choi
  • Publication number: 20230361420
    Abstract: A battery module includes: a housing having an internal space; a plurality of battery cells accommodated in the internal space; and a cover assembly coupled to at least one side of the housing. The cover assembly includes: a duct member forming a venting flow path along which gas, generated in at least a portion of the plurality of battery cells, is flowable; an end cover including one or more outlets connected to the venting flow path and facing the duct member in a first direction; and a plurality of filters disposed in the venting flow path. The plurality of filters are disposed in a second direction, perpendicular to the first direction.
    Type: Application
    Filed: August 22, 2022
    Publication date: November 9, 2023
    Inventors: Hae Ryong JEON, Kang Gu LEE
  • Patent number: 11804626
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; and a first plate and a second plate disposed on one side and the other side of the battery cell stack, respectively, to discharge heat generated by the plurality of battery cells externally. The plurality of battery cells include a receiving portion having a quadrangular shape, and a sealing portion, partially disposed on an outer periphery of the receiving portion. The battery cell stack is provided, by alternately stacking, at least one first battery cell of which a surface on which the sealing portion is not disposed faces the first plate, and at least one second battery cell of which a surface on which the sealing portion is not disposed faces the second plate.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: October 31, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Ha Neul Choi, Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju
  • Publication number: 20230344027
    Abstract: A battery module includes at least one cell stack including a plurality of battery cells, a housing in which at least one accommodating space is formed, a busbar assembly including at least one busbar, and a busbar support member, and a sensing module assembly provided to measure the state of the battery cell. The sensing module assembly comprises a sensing circuit board having a circuit, a temperature sensor installed to be spaced apart from the sensing circuit board, a sensor connection member connecting the sensing circuit board and the temperature sensor and installed by penetrating through a sensor installation opening formed in the busbar support member, and a sensor fixing member installed by penetrating through the sensor installation opening such that the temperature sensor measures a temperature at a preset position.
    Type: Application
    Filed: November 11, 2022
    Publication date: October 26, 2023
    Inventors: Ji Eun KANG, Hae Ryong JEON
  • Patent number: 11799148
    Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of secondary battery cells; and a housing member including a cooling plate member, and a heat conductive member provided between the secondary battery cells and the cooling plate member to form a heat path for transferring heat from the secondary battery cells to the cooling plate member, the housing member having the plurality of secondary battery cells accommodated therein, wherein the heat conductive member is comprised such that a portion of the heat conductive member in contact with a secondary battery cell that is supercooled has a lower thermal conductivity than a remaining portion of the heat conductive member.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: October 24, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Hae Ryong Jeon, Seok Min Kim, Myeong Hwan Ma, Seo Roh Rhee, Seung Hoon Ju, Yang Kyu Choi, Dong Ha Hwang
  • Patent number: 11799147
    Abstract: A battery module, includes: a battery cell stack in which a plurality of battery cells are stacked; a first heat dissipation member disposed on one side of the cell stack; a second heat dissipation member disposed on the other side of the cell stack; and a blocking member providing a plurality of insulation spaces in which the battery cells are disposed, the blocking member surrounding at least one surface of each of the battery cells; wherein the plurality of the battery cells, include a first battery cell having a surface contacting the first heat dissipation member; and a second battery cell having a surface contacting the second heat dissipation member.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: October 24, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Hae Ryong Jeon, Sun Mo An, Ha Chul Jeong
  • Patent number: 11784360
    Abstract: A battery module includes a cell unit, including a plurality of battery cells disposed on both surfaces of a unit plate, and a case accommodating the cell unit. The unit plate includes a plurality of receiving spaces, in which the plurality of battery cells are disposed, and a connection member disposed between the receiving spaces to electrically connect the battery cells to each other.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: October 10, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Hae Ryong Jeon, Seok Hwan Lee, Seung Hoon Ju, Ha Neul Choi
  • Publication number: 20230282929
    Abstract: A battery module and a battery pack are provided, a battery module including a cell stack including a plurality of battery cells; a housing including an internal space to accommodate the cell stack; a plurality of electrically conductive connectors electrically connected to the plurality of battery cells, a support frame arranged to face at least one side surface of the cell stack and supporting the plurality of electrically conductive connectors; an insulation cover disposed between the support frame and the housing; and one or more short-circuit prevention members disposed on at least part of the insulation cover to electrically isolate the plurality of electrically conductive connectors from each other.
    Type: Application
    Filed: November 16, 2022
    Publication date: September 7, 2023
    Inventors: Jeong Woo HAN, Hae Ryong JEON
  • Publication number: 20230261315
    Abstract: A battery system includes a cell stack in which a plurality of battery cells are stacked; a module case accommodating the cell stack therein; and at least one blocking member interposed between the plurality of battery cells, wherein the blocking member is formed of a material that does not melt at 300° C. or less, and a cross-section of the blocking member is formed to have a shape in which a curve is repeated.
    Type: Application
    Filed: January 30, 2023
    Publication date: August 17, 2023
    Inventors: Kang Gu LEE, Hae Ryong JEON, Jun Hee JUNG
  • Publication number: 20230253683
    Abstract: A battery module includes a cell stack; a busbar assembly including at least one busbar electrically connected to the plurality of battery cells, and a busbar support member disposed between the at least one busbar and the cell stack; and a housing having a plurality of accommodation spaces partitioned by a partition member, wherein the cell stack includes a first stack disposed in a first accommodation space located on a first side of the partition member, and a second stack disposed in a second accommodation space located on a second side of the partition member; the busbar assembly includes a first assembly electrically connected to the first stack, and a second assembly electrically connected to the second stack; and the first assembly and the second assembly are electrically connected to at least one of both ends of the plurality of accommodation spaces.
    Type: Application
    Filed: December 30, 2022
    Publication date: August 10, 2023
    Inventors: Ji Eun KANG, Hae Ryong Jeon
  • Publication number: 20230253662
    Abstract: A battery module includes a cell stack in which a plurality of battery cells are stacked; and a housing having a plurality of accommodation spaces partitioned by a partition member, to accommodate a plurality of the cell stack, wherein the housing includes a first frame and a second frame, coupled to each other to form the plurality of accommodation spaces, wherein the first frame and the second frame include a coupling portion that is coupled in a fitting coupling manner, respectively.
    Type: Application
    Filed: December 30, 2022
    Publication date: August 10, 2023
    Inventors: Hae Ryong JEON, Ji Eun KANG
  • Publication number: 20230231266
    Abstract: A battery module includes a cell assembly including a plurality of battery cells, and a module housing having an arrangement space for accommodating the cell assembly and a cover plate covering a top surface of the cell assembly. The cover plate has at least one discharge hole for discharging gas generated in the cell assembly. A blocking member is disposed between the top surface of the cell assembly and the cover plate to block flame or a combustion material from being discharged externally of the module housing through the discharge hole.
    Type: Application
    Filed: January 11, 2023
    Publication date: July 20, 2023
    Inventors: Hae Ryong JEON, Kang Gu LEE
  • Publication number: 20230231264
    Abstract: A battery pack includes at least one cell stack provided by stacking a plurality of battery cells, a packing case having an accommodating space accommodating at least one cell stack, and at least one duct member disposed in the packing case and having a flow space through which gas or flames discharged from the cell stack flow. The duct member is disposed to face a side surface of the cell stack and includes a plurality of flow paths partitioned from each other to separate flow of the gas or flames introduced into the flow space from each other, and each of the plurality of flow paths communicates with at least one inlet disposed on a side surface of the duct member.
    Type: Application
    Filed: January 11, 2023
    Publication date: July 20, 2023
    Inventor: Hae Ryong Jeon
  • Publication number: 20230223649
    Abstract: A battery module having a cell stack in which a plurality of battery cells are stacked; a housing having an accommodation space in which the cell stack is accommodated, wherein the accommodation space comprises an open end; a flow path forming compartment covering the open end and comprising an inlet, an outlet, and a flow path forming member; and a flame blocking member installed in the flow path forming compartment, wherein a first area of a first side opposite to the cell stack among sides of the flow path forming compartment has a value greater than a second area second side opposite to the cell stack among sides of each of the sidewalls.
    Type: Application
    Filed: December 19, 2022
    Publication date: July 13, 2023
    Inventors: Kang Gu LEE, Hae Ryong JEON, Jun Hee JUNG
  • Publication number: 20230223646
    Abstract: A battery device includes a cell assembly having a plurality of battery cells, and a frame member having a bottom member, a cover member, and a side member connecting the bottom member and the cover member to form as accommodating space for accommodating at least one cell assembly therein. The frame member comprises a flow space therein so that the pas or flames generated in the cell assembly flow, the flow space comprises a first flow space formed in any one of the cover member and the bottom member and a second flow space formed in the side member, and the first flow space and the second flow space are connected to each other.
    Type: Application
    Filed: January 6, 2023
    Publication date: July 13, 2023
    Inventors: Kang Gu LEE, Hae Ryong JEON, Jun Hee JUNG