Patents by Inventor Sung-Chun Yu
Sung-Chun Yu 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: 20230395895Abstract: A battery module including a plurality of battery cells, a housing in which the plurality of battery cells are accommodated, at least one cooling fin located between the plurality of battery cells in the housing, and an insulating cap for preventing direct contact between the at least one cooling fin and the housing.Type: ApplicationFiled: July 15, 2022Publication date: December 7, 2023Inventors: Won-Sik CHUNG, Sung-Chun YU, Min-Sung KIM
-
Patent number: 11616260Abstract: Disclosed is a cartridge for battery cells, which includes: an upper cooling plate and a lower cooling plate having a plate shape and spaced to face each other, a cooling channel is formed between the upper cooling plate and the lower cooling plate; a main frame surrounding an outer circumference of the upper cooling plate and an outer circumference of the lower cooling plate with battery cells placed on an upper portion and a lower portion of the main frame; and a support portion disposed at the cooling channel and having at least one support rib protruding in at least one of an upper direction and a lower direction, the at least one support rib supporting the upper cooling plate and the lower cooling plate.Type: GrantFiled: July 5, 2018Date of Patent: March 28, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: Yong-Joon Choi, Hwa-Joong Kim, Jun-Yeob Seong, Sung-Chun Yu
-
Patent number: 11524394Abstract: Disclosed is a disassembling tool for a secondary battery. The disassembling tool includes a first rotation member configured to be rotatable and to allow a nut to be coupled thereto; a connection shaft coupled to the first rotation member; a second rotation member coupled to the connection shaft to transmit a rotational force to the connection shaft; and a housing, in which the connection shaft is disposed. The housing is inclined with respect to a virtual horizontal line parallel to a ground surface.Type: GrantFiled: November 8, 2018Date of Patent: December 13, 2022Assignee: LG ENERGY SOLUTIONS, LTD.Inventors: Duck-Hee Moon, Do-Hyeon Kim, Sung-Chun Yu, Tae-Young Kang
-
Patent number: 11367929Abstract: An electrical assembly includes a plate unit disposed on a battery module, at least one electrical equipment loaded on the plate unit, and a pack terminal loaded on the plate unit. The pack terminal includes a terminal bolt configured to be contacted and connected to a connector of an external device; and a nut configured to be fastened to the terminal bolt. The electrical assembly further includes at least one bus bar loaded on the plate unit and configured to electrically connect the pack terminal to a module terminal of the battery module. At a side portion of the plate unit, an insert portion that is open to allow the nut to be inserted therein is formed, and a slot portion is formed to fix the nut inserted through the insert portion at a predetermined position.Type: GrantFiled: November 28, 2018Date of Patent: June 21, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Do-Hyeon Kim, Tae-Young Kang, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu
-
Patent number: 11133551Abstract: A battery pack, including a cell assembly including a plurality of secondary batteries and having outer protrusions formed at an outer side surface thereof to extend vertically and a pack housing configured to have an inner space in which the cell assembly is accommodated, the pack housing having inner protrusions formed at an inner side surface thereof to extend vertically, wherein the cell assembly has ducts provided at both side surfaces thereof so that fluid flows into or out of a secondary battery, and the outer protrusions are formed at outer side surfaces of the ducts.Type: GrantFiled: June 12, 2019Date of Patent: September 28, 2021Assignee: LG CHEM, LTD.Inventors: Young-Sop Eom, Jun-Yeob Seong, Ki-Youn Kim, Sung-Chun Yu, Dal-Mo Kang
-
Patent number: 10971778Abstract: Disclosed is a battery pack configured to prevent its components such as a cell assembly from being broken or damaged even though a physical force such as vibrations and impacts is applied to the battery pack. The battery pack includes a cell assembly having a plurality of secondary batteries; an electronic component plate having a plate shape and configured to allow at least one electronic component to be mounted thereon; a lower housing configured to have an inner space with an open top and to accommodate the cell assembly and the electronic component plate therein; and an upper housing configured to cover the open top of the lower housing, wherein coupling members are respectively provided between a lower portion of the cell assembly and the lower housing, between an upper portion of the cell assembly and the electronic component plate, between the electronic component plate and the upper housing, and between the lower housing and the upper housing to couple and fix each other.Type: GrantFiled: June 11, 2019Date of Patent: April 6, 2021Assignee: LG CHEM, LTD.Inventors: Young-Sop Eom, Dal-Mo Kang, Jun-Yeob Seong, Sung-Chun Yu, Ki-Youn Kim
-
Patent number: 10910616Abstract: Disclosed is a battery pack for a vehicle, which includes a pack case forming an appearance of the battery pack, a static electricity inducing pattern forming a conductor pattern of a predetermined form on a BMS circuit board provided in the pack case and a discharge terminal connected to the static electricity inducing pattern, and a cable connector for both communicating and grounding, which is composed of a pack connector having a first connection portion configured to be connected to a data transmission terminal on the BMS circuit board and a second connection portion configured to be connected to the discharge terminal, and a vehicle connector connected to the pack connector by a harness cable and installed to the pack case to be exposed out through a connector mounting hole formed through the pack case.Type: GrantFiled: September 20, 2017Date of Patent: February 2, 2021Assignee: LG CHEM, LTD.Inventors: Yong-Joon Choi, Do-Hyeon Kim, Hwa-Joong Kim, Jun-Yeob Seong, Sung-Chun Yu
-
Patent number: 10790554Abstract: Disclosed is a battery pack, which allows easy assembling and exchange of electrical equipment and has an uncomplicated structure. The battery pack includes at least one battery module, the battery module including a plurality of secondary batteries, and an electrical equipment plate having a plate shape on which at least two of a battery management system (BMS), a current sensor, a relay and a fuse are mounted, the electrical equipment plate being electrically connected to the at least one battery module.Type: GrantFiled: May 14, 2018Date of Patent: September 29, 2020Assignee: LG CHEM, LTD.Inventors: Young-Sop Eom, Jun-Yeob Seong, Ki-Youn Kim, Sung-Chun Yu, Dal-Mo Kang
-
Publication number: 20200230788Abstract: Disclosed is a disassembling tool for a secondary battery. The disassembling tool includes a first rotation member configured to be rotatable and to allow a nut to be coupled thereto; a connection shaft coupled to the first rotation member; a second rotation member coupled to the connection shaft to transmit a rotational force to the connection shaft; and a housing, in which the connection shaft is disposed. The housing is inclined with respect to a virtual horizontal line parallel to a ground surface.Type: ApplicationFiled: November 8, 2018Publication date: July 23, 2020Inventors: Duck-Hee Moon, Do-Hyeon Kim, Sung-Chun Yu, Tae-Young Kang
-
Publication number: 20200168879Abstract: An electrical assembly includes a plate unit disposed on a battery module, at least one electrical equipment loaded on the plate unit, and a pack terminal loaded on the plate unit. The pack terminal includes a terminal bolt configured to be contacted and connected to a connector of an external device; and a nut configured to be fastened to the terminal bolt. The electrical assembly further includes at least one bus bar loaded on the plate unit and configured to electrically connect the pack terminal to a module terminal of the battery module. At a side portion of the plate unit, an insert portion that is open to allow the nut to be inserted therein is formed, and a slot portion is formed to fix the nut inserted through the insert portion at a predetermined position.Type: ApplicationFiled: November 28, 2018Publication date: May 28, 2020Inventors: Do-Hyeon Kim, Tae-Young Kang, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu
-
Patent number: 10665831Abstract: Provided are a battery module and a battery pack including the same. The battery module includes: a cartridge assembly in which a plurality of cartridges, each accommodating a battery cell, are stacked on each other; a cover surrounding the cartridge assembly; a bushing member inserted through the cartridge assembly and the cover, and protruding to the outside of the cover by a pre-set interval; and a locking member inserted into the bushing member and locking the cover.Type: GrantFiled: October 24, 2016Date of Patent: May 26, 2020Assignee: LG CHEM, LTD.Inventors: Hwa-Joong Kim, Tae-Young Kang, Jun-Yeob Seong, Sung-Chun Yu, Yong-Joon Choi
-
Patent number: 10644276Abstract: The present disclosure provides a battery module capable of stably maintaining contact of electrode leads while having a simple structure and high assemblability.Type: GrantFiled: January 26, 2017Date of Patent: May 5, 2020Assignee: LG CHEM, LTD.Inventors: Yong-Joon Choi, Tae-Young Kang, Do-Hyeon Kim, Hwa-Joong Kim, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu
-
Patent number: 10637111Abstract: Provided is a battery module having improved sealing properties of a cooling duct. The battery module includes a battery stack, in which an inlet of an air flow path is opened at one side and an outlet of the air flow path is opened at another side, and a plurality of cooling ducts combined to two side portions of the battery stack to respectively communicate with the inlet of the air flow path and the outlet of the air flow path. At least one of the plurality of cooling ducts includes a plug accommodating part defining a through hole, and a harness accommodating plug air-tightly inserted into the through hole and having a plurality of wire accommodating holes. The harness accommodating plug passes a wire of the internal harness or a wire of the external harness through the wire accommodating hole. The internal harness and the external harness are electrically combined around the harness accommodating plug.Type: GrantFiled: September 29, 2016Date of Patent: April 28, 2020Assignee: LG CHEM, LTD.Inventors: Yong-Joon Choi, Ki-Youn Kim, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu, Gang-U Lee, Jung-Hang Lee, Sang-Yoon Jeong
-
Patent number: 10629874Abstract: A cartridge for secondary batteries, according to the present disclosure, includes a main frame including at least four unit frames connected to each other at ends thereof to provide a cavity inside the four unit frames, wherein at least some of the unit frames have openings penetrating therethrough in a horizontal direction and two or more main frames are configured to be vertically stackable on one another, an upper cooling plate having a plate shape, including an upper bonding portion serving as edges and boned to the main frame, and arranged to cover the cavity, and a lower cooling plate having a plate shape, including a lower bonding portion serving as edges and boned to the main frame, and spaced apart from the upper cooling plate by a predetermined distance to face the upper cooling plate and generating a cooling channel between the upper and lower cooling plates.Type: GrantFiled: September 28, 2016Date of Patent: April 21, 2020Assignee: LG CHEM, LTD.Inventors: Gang-U Lee, Jun-Yeob Seong, Sung-Chun Yu, Yong-Joon Choi
-
Patent number: 10622663Abstract: A cartridge for a secondary battery includes a cooling channel in which an upper cooling plate and a lower cooling plate are respectively coupled to an upper rim and a lower rim of a ring-shaped main frame having a hollow central area to face each other, the cooling channel being formed in a space between the upper cooling plate and the lower cooling plate, and the main frame includes an opening configured to form an inlet and an outlet of the cooling channel by passing through the main frame in a lateral direction, the opening having an edge area chamfered such that a diameter thereof expands in an outward direction.Type: GrantFiled: February 9, 2017Date of Patent: April 14, 2020Assignee: LG CHEM, LTD.Inventors: Sung-Chun Yu, Tae-Young Kang, Yong-Joon Choi
-
Patent number: 10608296Abstract: Provided is a battery module suitable for cooling battery cells between battery cartridges within a short period of time by including cooling ducts at side portions of the battery cartridges to restrict inflow of air from the cooling ducts to air paths of the battery cartridges. The battery module includes: a battery stack including battery cartridges having air induction holes protruding from grooves at side surfaces of the battery cartridges and air paths communicating with the air induction holes, at least one battery cell alternately stacked with the battery cartridges; a sealing member including an outer sealing frame and sealing ribs located in the grooves of the battery stack, and middle sealing frames located between the air induction holes; and a cooling duct including a groove portion covering the grooves and accommodating the outer sealing frame.Type: GrantFiled: June 14, 2016Date of Patent: March 31, 2020Assignee: LG CHEM, LTD.Inventors: Gang-U Lee, Ki-Youn Kim, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu, Jung-Hang Lee, Sang-Yoon Jeong, Yong-Joon Choi
-
Patent number: 10581035Abstract: Provided is a secondary battery pack including: a cell assembly including a secondary battery, and a stacking frame supporting the secondary battery and stacked in a direction; a pack case having an internal space for accommodating the cell assembly, and having a through hole in internal and external directions; an electrode terminal electrically connected to the cell assembly and protruding to an outer part of the pack case by passing through the through hole; a bonding part filling a gap between the through hole and the electrode terminal in order to form an adhesive layer; and a bonding cover attached to the through hole of the pack case while surrounding a boundary of the electrode terminal above the bonding part.Type: GrantFiled: October 24, 2016Date of Patent: March 3, 2020Assignee: LG CHEM, LTD.Inventors: Sung-Chun Yu, Do-Hyeon Kim, Jun-Yeob Seong
-
Patent number: 10461286Abstract: The present disclosure discloses a battery pack suitable for improving cooling efficiency of a cooling duct for battery cells in a battery module by reducing a sealing area between a lower case and an upper case configured to fully surround the battery module. The battery pack according to the present disclosure includes a battery module including battery cells sequentially stacked and a cooling duct located on side of the battery cells; a lower case configured to load the battery module and the cooling duct therein; and an upper case coupled to the lower case so as to cover the battery module and the cooling duct, the upper case having a vent structure on the cooling duct. The vent structure has, on the cooling duct, an inner air passage unit opened at a sidewall of the upper case, and an outer air passage unit inserted into the inner air passage unit.Type: GrantFiled: June 15, 2016Date of Patent: October 29, 2019Assignee: LG CHEM, LTD.Inventors: Gang-U Lee, Sang-Yoon Jeong, Jun-Yeob Seong, Ki-Youn Kim, Sung-Chun Yu, Duck-Hee Moon, Jung-Hang Lee, Yong-Joon Choi
-
Patent number: 10446812Abstract: The present disclosure relates to a battery pack having improved assemblability, processability, and durability, and configured to stably maintain a stack of cartridges. According to an aspect of the present disclosure, the battery pack includes: vertically arranged secondary cells each including an electrode assembly, an electrolyte, and a pouch-type case; vertically stacked cartridges accommodating the secondary cells in inner spaces thereof and including coupling holes; a lower end plate including a plate-shaped metallic material and placed on a lower portion of a stack of the secondary cells and the cartridges; a first fastening member fixed to the lower end plate; and a second fastening member having an elongated shape so as to stand on the lower end plate in a direction perpendicular to the lower end plate, a lower end portion of the second fastening member coupled to the first fastening member, the second fastening member being inserted through coupling holes of the cartridges.Type: GrantFiled: April 28, 2016Date of Patent: October 15, 2019Assignee: LG CHEM, LTD.Inventors: Ki-Youn Kim, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu, Gang-U Lee, Jung-Hang Lee, Sang-Yoon Jeong, Yong-Joon Choi
-
Publication number: 20190312319Abstract: Disclosed is a cartridge for battery cells, which includes: an upper cooling plate and a lower cooling plate having a plate shape and spaced to face each other, a cooling channel is formed between the upper cooling plate and the lower cooling plate; a main frame surrounding an outer circumference of the upper cooling plate and an outer circumference of the lower cooling plate with battery cells placed on an upper portion and a lower portion of the main frame; and a support portion disposed at the cooling channel and having at least one support rib protruding in at least one of an upper direction and a lower direction, the at least one support rib supporting the upper cooling plate and the lower cooling plate.Type: ApplicationFiled: July 5, 2018Publication date: October 10, 2019Applicant: LG CHEM, LTD.Inventors: Yong-Joon CHOI, Hwa-Joong KIM, Jun-Yeob SEONG, Sung-Chun YU