Patents by Inventor Ho-June Chi

Ho-June Chi 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: 20210288385
    Abstract: Provided are an ICB assembly suitable for a battery module of a horizontal stack structure wherein unidirectional battery cells are stacked such that cell leads face each other, a battery module including the same and a method for manufacturing the same. The ICB assembly of the present disclosure includes an ICB frame configured to accommodate cell leads of unidirectional battery cells having the cell leads formed on one side such that the cell leads face each other are placed on the top surface and the bottom surface of the ICB frame; and a bus bar adapted to electrically connect to the cell leads by being assembled to the ICB frame.
    Type: Application
    Filed: September 4, 2019
    Publication date: September 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hee-Jun Jin, Dal-Mo Kang, Kyung-Mo Kim, Seung-Joon Kim, Jin-Yong Park, Ho-June Chi
  • Patent number: 11121428
    Abstract: A battery module according to an embodiment of the present disclosure includes a cell assembly including a plurality of battery cells stacked side by side in a horizontal direction, each battery cell defining a respective plane extending in a vertical direction perpendicular to the horizontal direction, and an end plate having a support part configured to support a bottom of the cell assembly, an outer side part extending in the vertical direction from an end of the support part, and an inner side part extending downward and inward from a top of the outer side part.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: September 14, 2021
    Inventors: Jin-Yong Park, Jeong-O Mun, Ho-June Chi
  • Publication number: 20210273302
    Abstract: Provided are an interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other, a battery module comprising the same and a method for fabricating the battery module. The ICB assembly according to the present disclosure includes an ICB frame configured to receive leads of unidirectional battery cells such that the unidirectional battery cells having the cell leads at one end are placed facing each other with the cell leads facing each other, and busbars assembled in the ICB frame, size and configured to be electrically connected to the cell leads.
    Type: Application
    Filed: September 4, 2019
    Publication date: September 2, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hee-Jun Jin, Dal-Mo Kang, Kyung-Mo Kim, Seung-Joon Kim, Jin-Yong Park, Ho-June Chi
  • Publication number: 20210242515
    Abstract: A battery pack includes a plurality of battery cells, a pack case partitioning an interior volume into a plurality of accommodation spaces capable of accommodating at least portions of the plurality of battery cells, a cooling mat disposed to contact upper surfaces of the plurality of battery cells inside the pack case, and an air cushion disposed perpendicular to the cooling mat and mounted to inner walls of the pack case along a front and rear direction.
    Type: Application
    Filed: August 26, 2019
    Publication date: August 5, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Su-Hang Lee, Kyu Hyun Choi, Ho-June Chi, Jee-Soon Choi
  • Publication number: 20210234241
    Abstract: Discussed is a battery module that includes a plurality of battery cells having electrode leads protruding in at least one direction; and at least one bus bar disposed at one side of the plurality of battery cells and connected to the electrode leads of the plurality of battery, the bus bar having a beam penetration prevention guider configured to prevent a laser beam from penetrating toward the plurality of battery cells during a laser welding.
    Type: Application
    Filed: August 19, 2019
    Publication date: July 29, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Kyung-Mo KIM, Jeong-O MUN, Jin-Yong PARK, Ho-June CHI
  • Publication number: 20210194099
    Abstract: A battery module includes a plurality of battery cells, a base frame configured to support the plurality of battery cells, a cover frame coupled to the base frame to cover the plurality of battery cells, and a bus bar unit coupled to the cover frame in a tiltable manner so as to be pivotable between a first location fixed to the cover frame and a second location fixed to the base frame, where the first location is oriented at a predetermined angle relative to the second location.
    Type: Application
    Filed: September 9, 2019
    Publication date: June 24, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Kyung-Mo Kim, Jeong-O Mun, Jin-Yong Park, Ho-June Chi, Seung-Joon Kim, Hee-Jun Jin
  • Patent number: 11031650
    Abstract: A battery module includes: a battery cell stack in which a plurality of battery cells are stacked; and a bus bar to which electrode leads provided at the respective plurality of battery cells are coupled, wherein the bus bar presses the electrode leads so that the bus bar and the electrode leads are electrically connected.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: June 8, 2021
    Inventors: Kyung-Mo Kim, Jeong-O Mun, Jin-Yong Park, Jung-Hoon Lee, Ho-June Chi
  • Publication number: 20210126313
    Abstract: A battery module which includes a cell assembly having a plurality of secondary batteries; a module housing having at least one side wall and configured to accommodate the cell assembly in an internal space defined by the at least one side wall; and an end frame including: a body frame that includes a main wall and at least one side wall extending from an outer circumference of the main wall in a direction where the module housing is positioned; and a coupling plate that is configured such that one side portion of the coupling plate is combined and fixed to the at least one side wall of the body frame and the other side portion of the coupling plate is combined to a front end portion or a rear end portion of the module housing.
    Type: Application
    Filed: October 31, 2018
    Publication date: April 29, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Jung-Hoon LEE, Hang-June CHOI, Dal-Mo KANG, Kyung-Mo KIM, Jeong-O MUN, Jin-Yong PARK, Ho-June CHI
  • Patent number: 10992008
    Abstract: A battery including a pack housing and a plurality of battery modules accommodated in the pack housing, the pack housing has first and second sides, the first and second sides having openings, and the openings of the first side correspond to respective openings of the second side, the pack housing has a plurality of guide grooves, and each battery module is accommodated into or removed from an inner space of the pack housing through a respective opening by sliding along the guide grooves.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: April 27, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sung-Won Seo, Dal-Mo Kang, Jeong-O Mun, Yoon-Koo Lee, Ho-June Chi
  • Patent number: 10971770
    Abstract: A battery pack including a plurality of battery modules; a tray including an interior space where the plurality of battery modules are positioned; a plurality of I-type beam frames traversing an upper surface of the tray to partition spaces where the plurality of battery modules are positioned; and a plurality of heatsinks disposed between the battery modules and the I-type beam frames and mounted to recessed portions formed at both side of a column that forms a height of the I-type beam frames to absorb heat from the battery modules.
    Type: Grant
    Filed: February 19, 2018
    Date of Patent: April 6, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sung-Won Seo, Jeong-O Mun, Yoon-Koo Lee, Ho-June Chi, Dal-Mo Kang
  • Publication number: 20210083254
    Abstract: A unit module includes: a battery cell having an electrode assembly, a cell case for accommodating the electrode assembly, and an electrode lead connected to the electrode assembly and drawn out of the cell case; a bus bar attached to the electrode lead; and a bus bar frame attached to a terrace portion of the battery cell to accommodate at least a portion of the electrode lead and the bus bar therein, the bus bar frame pressing the electrode lead and the bus bar so that the electrode lead and the bus bar are adhered to each other, the bus bar frame having a welding slit formed at a location corresponding to the bus bar and the electrode lead so that a contact portion of the bus bar and the electrode lead is exposed out of the bus bar frame.
    Type: Application
    Filed: February 21, 2019
    Publication date: March 18, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jung-Been You, Dal-Mo Kang, Jeong-O Mun, Jae-Uk Ryu, Ho-June Chi
  • Publication number: 20210066698
    Abstract: An interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other includes an ICB frame in which cell leads of unidirectional battery cells are configured to be received such that the unidirectional battery cells having the cell leads at one end are configured to be placed facing each other with the cell leads facing each other, and busbars formed in the ICB frame and configured to be electrically connected to the cell leads, wherein the ICB frame is configured to be connected to another ICB frame with a hinge structure in a lengthwise direction of the ICB frame. A battery module including the ICB assembly and a method for fabricating the battery module are also provided.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hee-Jun Jin, Dal-Mo Kang, Kyung-Mo Kim, Seung-Joon Kim, Jin-Yong Park, Ho-June Chi
  • Publication number: 20210036277
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.
    Type: Application
    Filed: February 13, 2019
    Publication date: February 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung-Won Seo, Dong-Yeon Kim, Ho-June Chi, Dal-Mo Kang, Jin-Hak Kong, Jeong-O Mun, Yoon-Koo Lee, Yong-Seok Choi, Alexander Eichhorn, Andreas Track
  • Publication number: 20200411930
    Abstract: A battery module and a battery pack having a module housing capable of effectively increasing an energy density while enhancing the heat dissipation efficiency, includes a cell assembly having a plurality of secondary batteries; and a module housing having at least one sidewall and configured to accommodate the cell assembly in an inner space defined by the sidewall. The sidewall has at least one coolant flow path, and at least one injection hole is formed in an outer surface of the sidewall so as to extend to and communicate with the inner space.
    Type: Application
    Filed: August 26, 2019
    Publication date: December 31, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jin-Yong Park, Kyung-Mo Kim, Seung-Joon Kim, Jeong-O Mun, Eun-Ah Ju, Ho-June Chi, Hee-Jun Jin
  • Patent number: 10862095
    Abstract: Disclosed is a battery module, which includes a plurality of battery cells, each having an electrode lead; and a bus bar configured to electrically the electrode leads of the plurality of battery cells, the bus bar having a plurality of insert slits into which the electrode leads are inserted, and legs formed at both sides of each insert slit, wherein the legs located adjacent to each other with the insert slit being interposed therebetween are directly bonded to each other by a welding portion or connected to each other by a solder in a state of being pressed toward each other.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: December 8, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jin-Yong Park, Sang-Woo Ryu, Jeong-O Mun, Jung-Hoon Lee, Ho-June Chi
  • Publication number: 20200381684
    Abstract: A battery module which includes a battery cell stack in which a plurality of battery cells are stacked; and a housing configured to accommodate the battery cell stack, wherein a disassembling guide for disassembling the housing is formed at the housing.
    Type: Application
    Filed: February 20, 2019
    Publication date: December 3, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Hee-Jun JIN, Eun-Gyu SHIN, Jae-Min YOO, Jeong-O MUN, Ho-June CHI
  • Publication number: 20200381691
    Abstract: A battery module includes a battery cell stack having a plurality of stacked battery cells and a plurality of bus bars respectively coupled to electrode leads provided at the plurality of battery cells. Each bus bar includes a frame on which the electrode lead of the battery cell is placed and a conductive member coupled to the frame and electrically coupled to the electrode lead.
    Type: Application
    Filed: January 8, 2018
    Publication date: December 3, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Ho-June CHI, Dal-Mo KANG, Jeong-O MUN, Jin-Yong PARK, Jung-Hoon LEE
  • Publication number: 20200373608
    Abstract: An apparatus for mounting a battery cell mounts a battery cell stack to a frame that includes a base cover and a pair of side covers respectively extending from both ends of the base cover. The apparatus includes a support member to support the battery cell stack, a roller member around which a film fixed to the support member is wound, and a film guide member configured to move the film into the frame. When the film guide member moves the film into the frame, the support member and the frame move toward each other, and the battery cell stack is movable along the film to be mounted to the frame.
    Type: Application
    Filed: February 22, 2019
    Publication date: November 26, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Kyung-Mo Kim, Jeong-O Mun, Ho-June Chi
  • Publication number: 20200373528
    Abstract: Disclosed is a battery housing. The battery housing includes a plurality of covers coupled to each other to form a space in which the battery is accommodated, the plurality of covers having a first cover and a second cover disposed adjacent to the first cover and coupled to the first cover; and a coupling rod configured to couple the first cover and the second cover.
    Type: Application
    Filed: March 4, 2019
    Publication date: November 26, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Jin-Yong PARK, Jeong-O MUN, Ho-June CHI, Kyung-Mo KIM, Seung-Joon KIM, Jung-Been YOU, Jung-Hoon LEE
  • Publication number: 20200368855
    Abstract: Disclosed is a pressing jig for welding an electrode lead located in a lead slit formed at the bus bar to the bus bar in a closely adhered state. The pressing jig includes a first frame having a first distance adjusting unit and a first pressing unit, and a second frame having a second distance adjusting unit facing the first distance adjusting unit and a second pressing unit facing the first pressing unit. The first frame and the second frame are coupled so that a distance between first pressing unit and the second pressing unit is increased when a distance between the first distance adjusting unit and the second distance adjusting unit is decreased, and the distance between first pressing unit and the second pressing unit is decreased when the distance between the first distance adjusting unit and the second distance adjusting unit is increased.
    Type: Application
    Filed: February 20, 2019
    Publication date: November 26, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Kyung-Mo KIM, Jeong-O MUN, Jin-Yong PARK, Jung-Hoon LEE, Ho-June CHI