公开(公告)号：US20190189979A1

公开(公告)日：2019-06-20

申请号：US15759043

申请日：2017-01-26

Applicant: LG CHEM, LTD.

Inventor： Yong-Joon CHOI ,  Tae-Young KANG ,  Do-Hyeon KIM ,  Hwa-Joong KIM ,  Duck-Hee MOON ,  Jun-Yeob SEONG ,  Sung-Chun YU

IPC: H01M2/10 ,  H01M10/04 ,  H01M2/30

CPC classification number: H01M2/1016 ,  G01R31/36 ,  H01M2/10 ,  H01M2/1077 ,  H01M2/20 ,  H01M2/206 ,  H01M2/30 ,  H01M10/0472 ,  H01M10/482 ,  H01M2220/20

Abstract: The present disclosure provides a battery module capable of stably maintaining contact of electrode leads while having a simple structure and high assemblability. The battery module of the present disclosure includes: a cell assembly including a plurality of secondary batteries and a plurality of cartridges, the secondary batteries being vertically arranged and including electrode leads, the cartridges being vertically stacked to accommodate the secondary batteries in an inner space thereof; and a sensing assembly mounted on a front side of the cell assembly and including an insulation housing formed of an electrically insulative material and a sensing bus bar formed of an electrically conductive material, the sensing assembly being coupled to the electrode leads to sense voltages of the secondary batteries, wherein the insulation housing includes a plurality of penetration holes vertically spaced apart from each other to receive the electrode leads therethrough, and a plurality of housing slant portions arranged in the penetration holes and sloped at a predetermined angle from a horizontal direction.

公开(公告)号：US20190051875A1

公开(公告)日：2019-02-14

申请号：US16078754

申请日：2017-09-20

Applicant: LG CHEM, LTD.

Inventor： Yong-Joon CHOI ,  Do-Hyeon KIM ,  Hwa-Joong KIM ,  Jun-Yeob SEONG ,  Sung-Chun YU

IPC: H01M2/10 ,  H01M10/04 ,  B60L11/18

Abstract: 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.

公开(公告)号：US20180175351A1

公开(公告)日：2018-06-21

申请号：US15736454

申请日：2017-01-19

Applicant: LG CHEM, LTD.

Inventor： Hwa-Joong KIM ,  Tae-Young KANG ,  Do-Hyeon KIM ,  Duck-Hee MOON ,  Jun-Yeob SEONG

IPC: H01M2/10

CPC classification number: H01M2/1094 ,  B60L50/64 ,  B60L50/66 ,  F16B39/10 ,  F16B39/103 ,  F16B43/001 ,  F16B43/003 ,  H01M2/1077 ,  H01M2/1083 ,  H01M10/0525 ,  H01M2220/20 ,  Y02T10/7005 ,  Y02T10/7055

Abstract: The present disclosure relates to a battery module, which includes: a housing including a first housing and a second housing, which are coupled to each other to form a accommodation space; a plurality of secondary batteries accommodated in the accommodation space; a bolt including a screw portion, which has screw threads formed on at least a portion of an outer circumferential surface thereof, and a bolt head arranged at an end of the screw portion, the bolt being configured to fasten the first housing and the second housing to each other by being mounted such that the screw portion penetrates the first housing to be screw-coupled to the second housing, and that the bolt head is caught by the first housing; and an O-ring mounted to be interposed between the first housing and the bolt head, wherein the O-ring includes: a hollow pierced such that the screw portion is inserted therein; and a recognition protrusion formed to protrude in a radial direction of the bolt head as compared with the bolt head.

公开(公告)号：US20180145289A1

公开(公告)日：2018-05-24

申请号：US15570824

申请日：2016-10-24

Applicant: LG CHEM, LTD.

Inventor： Sung-Chun YU ,  Do-Hyeon KIM ,  Jun-Yeob SEONG

IPC: H01M2/06 ,  H01M2/10 ,  H01M2/08 ,  B60L11/18

CPC classification number: H01M2/06 ,  B60L50/64 ,  H01M2/04 ,  H01M2/043 ,  H01M2/08 ,  H01M2/10 ,  H01M2/1072 ,  H01M2/1077 ,  H01M2/305 ,  H01M2/347 ,  H01M2220/20

Abstract: 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.

公开(公告)号：US20180175342A1

公开(公告)日：2018-06-21

申请号：US15735324

申请日：2016-11-02

Applicant: LG CHEM, LTD.

Inventor： Do-Hyeon KIM ,  Tae-Young KANG ,  Hwa-Joong KIM ,  Duck-Hee MOON ,  Jun-Yeob SEONG

IPC: H01M2/10 ,  H01M10/04

CPC classification number: H01M2/1077 ,  H01M2/30 ,  H01M10/045

Abstract: A secondary battery pack according to an aspect of the present disclosure includes: a cell assembly including a plurality of secondary batteries; a pack case having an internal space for accommodating the cell assembly; an electrode terminal connected to the cell assembly and protruding to the outside of the pack case; and a terminal cover configured to cover an upper portion and partial side surfaces of the electrode terminal, and to be detachable from the pack case by including a hooking protrusion that is hook-coupled to and released from a stopper that is provided in the pack case. In particular, the terminal cover further includes a jig hole configured to allow a cover separating jig to be inserted from outside to inside, and the hooking protrusion is provided at an internal area of the terminal cover to be released from the stopper when the cover separating jig inserted through the jig hole pushes the hooking protrusion.