Patents by Inventor MyungKi PARK

MyungKi PARK 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: 20220352595
    Abstract: A battery module includes a module frame into which battery cell stack, in which a plurality of battery cells are stacked, is inserted; end plates for covering front and rear surfaces of the battery cell stack and coupled to the module frame; and a cell terrace assembly located between the battery cell stack and the end plates, wherein a vent is formed in a side surface part of the module frame, and a part in which the vent is formed is formed to be closer to the cell terrace assembly than to the battery cell stack.
    Type: Application
    Filed: February 4, 2021
    Publication date: November 3, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK
  • Publication number: 20220344765
    Abstract: A battery module according to one embodiment of the present disclosure may includes a cell block including a battery cell assembly containing one or more battery cells and a pair of terminal busbars connected to the battery cell assembly to electrically connect the battery cell to an external device and a module frame for housing the cell block. Two or more of the cell blocks may be contained in the module frame. The two or more cell blocks may not be electrically connected to each other within the module frame.
    Type: Application
    Filed: August 11, 2020
    Publication date: October 27, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jonghwa Choi, Junyeob Seong, Myungki Park
  • Publication number: 20220302549
    Abstract: The battery module includes a module frame into which a battery cell stack, in which a plurality of battery cells are stacked, is inserted, and an end plate that covers front and rear surfaces of the battery cell stack and is coupled to the module frame, wherein a terminal busbar opening and a connector opening are formed on the end plate, and a venting part is formed at a lower end of the end plate spaced apart from the terminal busbar opening and the connector opening.
    Type: Application
    Filed: February 9, 2021
    Publication date: September 22, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK
  • Publication number: 20220294056
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked, a module frame that houses the battery cell stack; and an end plate that covers front and rear surfaces of the battery cell stack and is coupled to the module frame, wherein a vent is formed on the upper surface of the module frame, wherein the battery cells include a cell main body; an electrode lead formed so as to protrude from both ends of the cell main body; and a terrace part formed so as to extend from the cell main body in a direction in which the electrode lead protrudes, and wherein the vent is formed adjacent to a portion where the terrace part is located rather than to the cell main body.
    Type: Application
    Filed: February 4, 2021
    Publication date: September 15, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK
  • Publication number: 20220271388
    Abstract: A battery module includes: a battery cell assembly including one or more battery cells, a rectangular tube-shaped module frame configured so as to house the battery cell assembly and cover four surfaces of the battery cell assembly; and a plurality of first vent holes formed at a corner part where two of the four surfaces meet.
    Type: Application
    Filed: August 11, 2020
    Publication date: August 25, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK
  • Publication number: 20220271364
    Abstract: A battery module including a battery cell stack including a plurality of battery cells stacked in a first direction; a housing for the battery cell stack; a first thermal conductive resin layer located between the battery cell stack and a bottom part of the housing; and a second thermal conductive resin layer located between the battery cell stack and an upper part of the housing. At least one liquid injection hole for injecting a thermal conductive resin is formed in the upper part of the housing, and at least one shielding pad is located on the lower surface of the upper part of the housing. The shielding pad has a central opening and the shielding pad surrounds the liquid injection hole.
    Type: Application
    Filed: February 9, 2022
    Publication date: August 25, 2022
    Inventors: Sunghwan Jang, Junyeob Seong, Myungki Park
  • Publication number: 20220247009
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked, a module frame for housing the battery cell stack, a thermal conductive resin layer located between a bottom portion of the module frame and the battery cell stack, and a heat sink located below a bottom portion of the module frame. The bottom portion of the module frame has an upper plate of the heat sink, and an avoidance portion for exposing one end of the bottom portion of the module frame is formed at one end of the heat sink.
    Type: Application
    Filed: March 11, 2021
    Publication date: August 4, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Changhun LEE, Junyeob SEONG, Myungki PARK
  • Publication number: 20220247011
    Abstract: Discussed is a battery module including a battery cell stack in which a plurality of battery cells are stacked; a module frame for accommodating the battery cell stack; and a cooling plate located below the module frame, wherein a bottom part of the module frame and the cooling plate form a heat sink, and wherein a guide part is formed on the bottom part of the module frame, and the cooling plate is coupled to the bottom part of the module frame to correspond to the guide part.
    Type: Application
    Filed: April 1, 2021
    Publication date: August 4, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Changhun LEE, Junyeob SEONG, Myungki PARK, Jonghwa CHOI
  • Publication number: 20220238937
    Abstract: The battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack and has an opened front surface and an opened rear surface facing each other; an end plate that covers each of the front surface and the rear surface of the module frame; and an insulator interposed between the battery cell stack and the end plate, wherein the module frame includes a first joining surface formed on sides constituting each of the front surface and the rear surface, wherein the end plate includes a second joining surface joined to the first joining surface, and wherein the insulator includes a rib extending in a direction in which the battery cell stack is located.
    Type: Application
    Filed: July 15, 2020
    Publication date: July 28, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyunjae LEE, Junyeob SEONG, Myungki PARK
  • Publication number: 20220238964
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked, and a busbar frame located on a front surface or a rear surfaces of the battery cell stack, the busbar frame includes a support part surrounding at least a portion of a bottom surface of the battery cell stack, and the support part includes an extension region extending from the busbar frame in a lengthwise direction of a battery cell of the plurality of battery cells, and a protrusion region on the extension region.
    Type: Application
    Filed: February 23, 2021
    Publication date: July 28, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Changhun Lee, Junyeob Seong, Myungki Park, Jonghwa Choi
  • Publication number: 20220231354
    Abstract: A battery module according to an embodiment of the present disclosure includes a battery cell stack in which a plurality of battery cells are stacked, a module frame for housing the battery cell stack, end plates for covering front and rear surfaces of the battery cell stack, and a cooling port configured to supply a refrigerant to a heat sink formed on a bottom part of the module frame, the module frame comprises a module frame protrusion part, which is extended and formed so as to pass through the end plates on the bottom part of the module frame, the cooling port is formed at an upper surface part of the module frame protrusion part, and the end plate comprises an end plate opening formed at a portion thereof corresponding to the cooling port and an insulator formed so as to cover the end plate opening.
    Type: Application
    Filed: February 4, 2021
    Publication date: July 21, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jongpil Jeon, Junyeob Seong, Myungki Park, Jonghwa Choi
  • Publication number: 20220216537
    Abstract: A battery module includes: a battery cell stack in which a plurality of battery cells are stacked; an insulation plate covering a front surface or a rear surfaces of the battery cell stack; a busbar frame formed between the battery cell stack and the insulation plate; a sensing member connected to the busbar frame on an upper side of the battery cell stack; and side surface plates covering respective side surfaces of the battery cell stack, wherein each of the side surface plates includes a mounting part formed on an outer surface thereof, wherein a lower surface of the battery cell stack is opened, outermost battery cells of the plurality of battery cells and the side surface plates are coupled to each other, respectively, and the insulation plate is coupled with the busbar frame or at least one of the side surface plates to fix the plurality of battery cells.
    Type: Application
    Filed: June 22, 2020
    Publication date: July 7, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jonghwa Choi, Junyeob Seong, Myungki Park
  • Publication number: 20220190404
    Abstract: Discussed is a battery pack that prevents a heat transfer phenomenon, and a device including the same. The battery pack includes: a battery module frame accommodating a battery cell stack, a battery pack frame, on which the battery module frame is mounted, and a battery module mounting part formed in the battery pack frame to mount the battery module frame to to the battery pack frame, wherein a heat insulation member is formed between the battery module mounting part and the battery module frame.
    Type: Application
    Filed: June 29, 2020
    Publication date: June 16, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK
  • Publication number: 20220181728
    Abstract: A battery cell has a case accommodating an electrode assembly; an electrode lead protruding from the case at front and rear ends of the case; a first sealing part formed at both side ends of the case; a second sealing part connecting the first sealing part at a portion in which the electrode lead is formed; a first cut surface formed by cutting the first sealing part; a second cut surface formed by cutting the second sealing part; and an insulating member covering the sealing parts and the cut surfaces, wherein the first sealing part is bent in a direction of a first surface of the case, and a main portion of the insulating member is attached in a shape surrounding the first sealing part and the first cut surface, and wherein a side surface portion of the insulating member surrounds the second sealing part and the second cut surface.
    Type: Application
    Filed: June 22, 2020
    Publication date: June 9, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Myungki PARK, Junyeob SEONG
  • Publication number: 20220181733
    Abstract: A battery module includes a stack of battery cells in which a plurality of battery cells are stacked, an end plate covering a front surface or a rear surfaces of the stack of battery cells, a busbar frame formed between the stack of battery cells and the end plate, a sensing member connected to the busbar frames on an upper side of the stack of battery cells, an insulating plate formed between the end plate and the busbar frame, and side plates covering respective side surface of the stack of battery cells, wherein mounting portions are formed at opposing side ends of the end plate, wherein a lower surface of the stack of battery cells is opened, and wherein the plurality of battery cells are fixed by coupling outermost battery cells of the stack with the side plates, respectively, and coupling the side plates with the end plate.
    Type: Application
    Filed: June 22, 2020
    Publication date: June 9, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jonghwa Choi, Junyeob Seong, Myungki Park
  • Publication number: 20220173467
    Abstract: A battery module includes a battery cell stack, in which a plurality of battery cells are stacked, a module frame configured to accommodate the battery cell stack, and of which a front surface and a rear surface facing each other are opened, and an end plate configured to cover each of the front surface and the rear surface of the module frame, wherein the module frame includes a first bonding surface formed at edges constituting each of the front surface and the rear surface, and wherein the end plate include a second bonding surface bonded to the first bonding surface, and a rib located toward the center of the end plate than the second bonding surface and protruding toward the module frame.
    Type: Application
    Filed: June 30, 2020
    Publication date: June 2, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyunjae LEE, Junyeob SEONG, Myungki PARK
  • Publication number: 20220166098
    Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; and a module frame for housing the battery cell stack. The module frame includes a first module frame having an opened upper part and a second module frame having an opened lower part. The first module frame includes a first side surface part, a second side surface part, and a bottom part for connecting the first side surface part and the second side surface part, wherein the second module frame includes a third side surface part, a fourth side surface part, and a ceiling part for connecting the third side surface part and the fourth side surface part. The first module frame and the second module frame surround the battery cell stack in a state where the first side surface part and the third side surface part are overlapped, and the second side surface part and the fourth side surface part are overlapped.
    Type: Application
    Filed: July 10, 2020
    Publication date: May 26, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jonghwa CHOI, Junyeob SEONG, Myungki PARK, Jee Hoon JEONG
  • Publication number: 20220166080
    Abstract: A battery module and a battery pack including the same, includes a battery cell stack, in which a plurality of battery cells are stacked, a module frame surrounding the battery cell stack, a busbar frame covering a part of the battery cell stack that is exposed from the module frame, a busbar connected to an electrode lead protruding from the battery cell stack through a slot formed in the busbar frame, and a heat transfer member connected to the busbar. The heat transfer members make contact with the module frame.
    Type: Application
    Filed: October 13, 2020
    Publication date: May 26, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jonghwa Choi, Junyeob Seong, Myungki Park
  • Publication number: 20220158290
    Abstract: A battery module according to an embodiment of the present disclosure includes: a battery cell stack having a plurality of battery cells stacked in a stacking direction, a module frame accommodating the battery cell stack and having an opened upper portion; an upper plate covering the battery cell stack on the upper portion of the module frame, a busbar frame connected to the battery cell stack, and an end plate located on both sides of the battery cell stack, wherein the module frame has a structure for opening the battery cell stack along the stacking direction, and wherein the end plate covers a stacked surface of the battery cell stack on open both sides of the module frame.
    Type: Application
    Filed: July 10, 2020
    Publication date: May 19, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jonghwa Choi, Junyeob Seong, Myungki Park, Seung Ryul Baek
  • Publication number: 20220140414
    Abstract: A battery module for enhancing cooling performance, and a battery pack including the same may include a battery cell stack, in which a plurality of battery cells are stacked, a U-shaped frame accommodating the battery cell stack and having an opened upper portion, an upper plate covering the battery cell stack on the opened upper portion of the U shaped frame, and a thermally conductive resin layer formed between the battery cell stack and a bottom surface of the U-shaped frame, and the upper plate may include a recessed portion formed to be recessed in a direction in which the battery cell stack is located, and a battery pack including the same.
    Type: Application
    Filed: June 22, 2020
    Publication date: May 5, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Yongjoon Choi, Myungki Park, Jonghwa Choi