Patents by Inventor Yoon-Koo LEE

Yoon-Koo LEE 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: 20190074557
    Abstract: Disclosed are a busbar for cooling battery cells and a battery module using the same. The busbar for cooling battery cells is a busbar configured to cool a plurality of battery cells included in a battery module, and includes: a body portion formed in a strap shape and contacting an electrode lead of each battery cell; and a bent portion integrally formed with the body portion and extending from one end of the body portion to be bent in a thickness direction of the body portion, wherein the bent portion includes: a coupling groove coupled to a coupling protrusion that is prepared on a cooling plate of the battery module or a coupling protrusion that is prepared on a predetermined frame of the battery module, the predetermined frame supporting the busbar; and a thermal contact surface thermally contacting the cooling plate.
    Type: Application
    Filed: January 16, 2017
    Publication date: March 7, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Eun-Gyu SHIN, Jeong-O MUN, Yoon-Koo LEE, Jung-Hoon LEE, Jong-Young LEE, Byoung-Cheon JEONG, Mi-Geum CHOI, Hang-June CHOI, Alexander EICHHORN, Andreas TRACK
  • Publication number: 20190001838
    Abstract: Disclosed is a battery module, which includes a plurality of battery cells stacked one another and respectively having electrode leads protruding in the front and rear directions of the battery module, and a bus bar unit configured to integrally connect the electrode leads of the plurality of battery cells.
    Type: Application
    Filed: July 28, 2017
    Publication date: January 3, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Mi-Geum CHOI, Jeong-O MUN, Yoon-Koo LEE, Dal-Mo KANG
  • Publication number: 20180337376
    Abstract: Disclosed is a battery module, which comprises a cell assembly including a plurality of battery cell groups, in each of which a plurality of battery cells respectively having protrusions protruding in a left and right direction on at least one of one end and the other end thereof are stacked in an upper and lower direction, wherein the protrusion of any one battery cell group among the plurality of battery cell groups is inserted and coupled between the protrusions of another battery cell group, wherein a step is formed between adjacent battery cell groups in an upper and lower direction; and end plates respectively disposed at upper and lower portions of the cell assembly.
    Type: Application
    Filed: May 15, 2018
    Publication date: November 22, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Hee-Jun Jin, Sung-Won Seo, Yoon-Koo Lee, Eun-Ah Ju, Jeong-O Mun, Mi-Geum Choi
  • Publication number: 20180316070
    Abstract: Disclosed is a battery pack, which includes a battery cell assembly having at least one battery cell; a pack casing having an input port and an output port provided at one side thereof so that a coolant flows in and out to cool the battery cell, the pack casing accommodating the battery cell assembly to fix and support the battery cell assembly; and a coolant supply and circulation unit connected to communicate with the input port and the output port to supply and circulate the coolant into the pack casing so that each battery cell is cooled in contact with the coolant.
    Type: Application
    Filed: January 16, 2017
    Publication date: November 1, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Yoon-Koo LEE, Jeong-O MUN, Mi-Geum CHOI
  • Publication number: 20180294535
    Abstract: Disclosed is a battery module, as well as a battery pack and a vehicle comprising the same. The battery module includes a plurality of battery cells arranged side by side to face each other in at least one direction, a cooling plate located below the plurality of battery cells, and a heat transfer tape adhered to the battery cells to transfer heat of the battery cells to the cooling plate.
    Type: Application
    Filed: December 20, 2016
    Publication date: October 11, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Mi-Geum Choi, Dal-Mo Kang, Jeong-O Mun, Yoon-Koo Lee
  • Publication number: 20180205053
    Abstract: Disclosed is a battery module, which includes battery cells having electrode leads and a connection member for connecting the battery cells, wherein the battery cells are classified into a first battery group having battery cells disposed side by side in a first direction and a second battery group having battery cells disposed side by side in the first direction so that electrode leads of the battery cells thereof face electrode leads of the battery cells of the first battery group, wherein the connection member is located between the first and second battery groups, wherein the electrode leads of the battery cells are connected to the connection member, respectively, wherein an electrode lead of any one battery cell of the first battery group is in contact with any one of an upper surface and a lower surface of the connection member, and wherein an electrode lead of a facing battery cell of the second battery group, which is located to face the any one battery cell, is in contact with the other one of the u
    Type: Application
    Filed: March 16, 2017
    Publication date: July 19, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jae-Uk RYU, Jeong-O MUN, Yoon-Koo LEE
  • Publication number: 20180190965
    Abstract: Disclosed is a battery module, which includes a battery cell assembly having at least one battery cell, a module case configured to accommodate the battery cell assembly, and a module connector mounted at the module case, wherein the module connector includes a connector pin electrically connected to the battery cell assembly at the inside of the module case so as to be connected to an external connector at the outside of the module case, a connector housing mounted to an outer surface of the module case to surround the connector pin, and a sealing member provided between the connector housing and the module case.
    Type: Application
    Filed: September 13, 2016
    Publication date: July 5, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jung-Hoon LEE, Jeong-O MUN, Eun-Gyu SHIN, Yoon-Koo LEE, Jong-Young LEE, Byoung-Cheon JEONG, Mi-Geum CHOI, Torsten KARCHER, Andreas TRACK
  • Publication number: 20180175343
    Abstract: Disclosed is a battery module, which includes a plurality of battery cells disposed to face each other and arranged side by side at least in a first direction, a module cover configured to accommodate the plurality of battery cells and formed to have at least one open side, and a pair of buffering members located between one side of a battery cell located at an outermost side in the first direction among the plurality of battery cells and a side of the module cover so that at least a part thereof is in contact with the sides of the battery cells and the module cover, respectively, wherein the buffering member is a leaf spring having at least one bent portion.
    Type: Application
    Filed: April 5, 2017
    Publication date: June 21, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Mi-Geum CHOI, Jeong-O MUN, Dal-Mo KANG, Yoon-Koo LEE, Jung-Been YOU
  • Publication number: 20180138561
    Abstract: Disclosed is a battery pack, which includes a pack case forming an appearance of the battery pack, at least one battery module provided in the pack case and having at least one battery cell therein, and a coolant circulating unit connected to the at least one battery module to circulate a coolant into the at least one battery module, at least a portion of the coolant circulating unit pressing the at least one battery module in the pack case.
    Type: Application
    Filed: July 26, 2016
    Publication date: May 17, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jong-Young LEE, Eun-Gyu SHIN, Jung-Hoon LEE, Mi-Geum CHOI, Jeong-O MUN, Yoon-Koo LEE, Hang-June CHOI
  • Publication number: 20180138565
    Abstract: The present disclosure relates to a battery module having stable strength and rigidity, high sealability and assemblability, and improved productivity. The battery module of the present disclosure includes: a cell assembly; a cooling plate; a front cover having a lower portion welded to the cooling plate; a rear cover having a lower portion welded to the cooling plate; a left side cover having a lower end portion welded to the cooling plate and a rear end portion welded to the rear cover; a right side cover having a lower end portion welded to the cooling plate, a front end portion welded to the front cover, and a rear end portion welded to the rear cover; and an upper plate having a left end portion welded to the left side cover and a right end portion welded to the right side cover.
    Type: Application
    Filed: September 23, 2016
    Publication date: May 17, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jong-Young LEE, Eun-Gyu SHIN, Jeong-O MUN, Yoon-Koo LEE, Hang-June CHOI
  • Publication number: 20180090799
    Abstract: Disclosed is a battery module, which includes a cell assembly composed of a plurality of cells, and a frame assembly having a bottom plate supporting the cell assembly from a lower portion, a side plate perpendicular to the bottom plate and disposed adjacent to an outermost side of the cell assembly, and a top plate covering an upper portion of the cell assembly, wherein a groove forming an external air inflow space between the side plate and the cell assembly is formed at the side plate to elongate in a length direction thereof.
    Type: Application
    Filed: September 27, 2017
    Publication date: March 29, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Ji-Su YOON, Dal-Mo KANG, Jeong-O MUN, Mi-Geum CHOI, Sung-Won SEO, Hee-Jun JIN, Yoon-Koo Lee, Sang-Woo RYU
  • Publication number: 20180053975
    Abstract: A battery module having an improved cooling structure according to an embodiment of the present disclosure comprises: a pouch cell laminate comprising a first pouch cell and a second pouch cell located adjacent to the first pouch cell; and cooling fins configured to surround the circumference of an accommodation portion of each of the first pouch cell and the second pouch cell.
    Type: Application
    Filed: September 1, 2016
    Publication date: February 22, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Yoon-Koo LEE, Mi-Geum CHOI, Jeong-O MUN