Patents by Inventor Seunghyun Bang

Seunghyun Bang 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).

  • Patent number: 10090503
    Abstract: Disclosed herein is an electrode terminal connecting member to connect two or more battery cells in series and/or in parallel to each other so as to manufacture a battery cell core pack, wherein the electrode terminal connecting member includes a plate body having a size sufficient to connect electrode terminals of the battery cells arranged in at least 2×2 matrix to each other, and the electrode terminals of the battery cells are directly coupled to the plate body in a state in which the plate body is not bent.
    Type: Grant
    Filed: October 13, 2009
    Date of Patent: October 2, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Won Joon Choi, Youngsun Park, SooRyoung Kim, Ho Yeong Yang, Seunghyun Bang, Kwang woo Nam
  • Patent number: 9917294
    Abstract: Disclosed herein is a battery cell assembly including a battery cell array including two or more battery cells, each of which has an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, arranged in the lateral direction, and a protection circuit module (PCM) connected to the upper end of the battery cell array to control the operation of the battery pack, wherein the outer sides of the battery cells or the outer side of the battery cell array is coated with a resin by insert injection molding excluding electrode terminals of the battery cells.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: March 13, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Seunghyun Bang, SooRyoung Kim, Youngsun Park, Chunyeon Kim
  • Publication number: 20180034117
    Abstract: Disclosed is a battery pack for an electric vehicle including a battery cell module, a battery receiving region in which a cell module support unit configured to support the battery cell module is provided, a cooling plate provided between the battery cell module and the cell module support unit, the cooling plate having a shape corresponding to a shape of the battery cell module, and a gap prevention pad configured to prevent a gap from being formed between the cooling plate and the battery cell module when the battery cell module is fixed in the battery receiving region, thereby preventing deterioration in cooling performance and durability.
    Type: Application
    Filed: February 17, 2016
    Publication date: February 1, 2018
    Inventors: Seunghyun BANG, Bulhwui KIM, Sanghyun LEE
  • Patent number: 9722228
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: August 1, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
  • Patent number: 9673540
    Abstract: Disclosed herein is a battery pack constructed in a structure in which a plurality of secondary battery cells are electrically connected to one another via a connection member while the secondary battery cells are mounted in a receiving part of a pack case having no partition, wherein the connection member is located between the battery cells arranged in the longitudinal direction or in both the longitudinal direction and the lateral direction, the connection member is connected, in a mechanical coupling manner, to a lower electrode terminal of the front battery cell in the longitudinal direction and/or to an upper electrode terminal of the rear battery cell in the longitudinal direction, and the connection member is elastically pressed while the connection member is located between the battery cells.
    Type: Grant
    Filed: July 16, 2008
    Date of Patent: June 6, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, HakJun Lee, Hosang Kwon
  • Patent number: 9496537
    Abstract: Disclosed herein is a battery pack having a plurality of unit cells electrically connected to each other to provide high-output, large-capacity electricity, the battery pack including two or more unit cells each of which has electrode terminals formed at opposite ends thereof, the unit cells being disposed in a lateral direction so that the electrode terminals are oriented in the same directions, connection members, each of which comprises a first conductive plate-shaped connection part connected to the electrode terminals of the unit cells by welding and a second plate-shaped connection part coupled to the outside of the first plate-shaped connection part, the second plate-shaped connection part being provided with through holes, into which a welding rod is inserted to weld the battery cells and the first plate-shaped connection part, and a pack case to cover the outsides of the unit cells and the connection members.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: November 15, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Seunghyun Bang, Sooryoung Kim, Bum Choi
  • Patent number: 9413084
    Abstract: Disclosed herein is a battery pack constructed in a structure in which a plurality of secondary battery cells are electrically connected to one another via a connection member while the secondary battery cells are mounted in a receiving part of a pack case having no partition, wherein the connection member is located between the battery cells arranged in the longitudinal direction or in both the longitudinal direction and the lateral direction, the connection member is connected, in a mechanical coupling manner, to a lower electrode terminal of the front battery cell in the longitudinal direction and/or to an upper electrode terminal of the rear battery cell in the longitudinal direction, and the connection member is elastically pressed while the connection member is located between the battery cells.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 9, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, HakJun Lee, Hosang Kwon
  • Patent number: 9373832
    Abstract: Disclosed herein is a spacer used in a battery pack having a plurality of battery cells mounted in a pack case, wherein the spacer is configured to have a top shape corresponding to the inner shape of the pack case in vertical section and a bottom shape corresponding to the outer circumferential shape of the battery cells in vertical section so that the spacer can be mounted in a space defined between the battery cells and the pack case, grooves, in which electrical connection members are mounted, are formed at the top of the spacer, and the spacer includes at least one temperature detection member mounting part including a horizontal opening open in one direction or in opposite directions and a vertical opening communicating with the horizontal opening so that a temperature detection member is inserted from one side of the spacer and mounted in a space defined between the battery cells.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: June 21, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Youngsun Park, SooRyoung Kim, Seunghyun Bang, Won Joon Choi
  • Patent number: 9252414
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: January 10, 2014
    Date of Patent: February 2, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
  • Publication number: 20160013466
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Application
    Filed: September 18, 2015
    Publication date: January 14, 2016
    Applicant: LG CHEM, LTD.
    Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
  • Patent number: 9219265
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: December 22, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
  • Patent number: 9112204
    Abstract: Disclosed herein is a pack case for battery packs in which a battery cell array including two or more battery cells arranged in a lateral direction and a protection circuit module (PCM) including a protection circuit to control an operation of the battery pack are mounted, the pack case including a lower case, on which the battery cell array and the protection circuit module are mounted, and an upper case disposed above the lower case so that the upper case covers the lower case to fix the battery cell array and the protection circuit module in place, wherein a lower case is partitioned into a battery cell mounting part, on which the battery cells are mounted, and a protection circuit module mounting part, on which the protection circuit module is mounted, a partition wall is formed at an interface between the battery cell mounting part and the protection circuit module mounting part, and openings, through which electrode terminals of the battery cells are exposed toward the protection circuit module, are for
    Type: Grant
    Filed: July 13, 2011
    Date of Patent: August 18, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Seunghyun Bang, Soo Ryoung Kim, Young Sun Park, Chun Yeon Kim, Ho Sang Kwon
  • Patent number: 9088033
    Abstract: Disclosed herein is a battery pack including a battery cell array including three or fewer battery cells, each of which has an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, arranged in the lateral direction, the battery cells having a current capacity of 3 amperes (Ah) or more and being electrically connected in series to each other, a protection circuit module (PCM) connected to the upper end of the battery cell array to control the operation of the battery pack, the protection circuit module including a protection circuit, from which a function to adjust voltage unbalance between the battery cells is removed, and a pack case in which the battery cell array and the protection circuit module are disposed.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: July 21, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Seunghyun Bang, Youngsun Park, Chunyeon Kim, Ho Sang Kwon
  • Patent number: 9041350
    Abstract: Disclosed herein is a battery pack including a battery cell array including two or more battery cells, each of which has an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, arranged in a lateral direction, a protection circuit module (PCM) connected to an upper end of the battery cell array to control an operation of the battery pack, a pack case in which the battery cell array and the protection circuit module are disposed, and a plate-shaped reinforcing member mounted between the pack case and the battery cell array to increase mechanical strength of the pack case.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: May 26, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Seunghyun Bang, Soo Ryoung Kim, Youngsun Park, Chunyeon Kim, Ho Sang Kwon
  • Publication number: 20140154550
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Application
    Filed: January 10, 2014
    Publication date: June 5, 2014
    Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
  • Publication number: 20140127545
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Application
    Filed: January 14, 2014
    Publication date: May 8, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
  • Patent number: 8662930
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: March 4, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
  • Patent number: 8651896
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: February 7, 2013
    Date of Patent: February 18, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
  • Publication number: 20140017554
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Application
    Filed: September 24, 2013
    Publication date: January 16, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
  • Patent number: 8556661
    Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: October 15, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon