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公开(公告)号：US20190245251A1
公开(公告)日：2019-08-08
申请号：US16264232
申请日：2019-01-31
Applicant: LG CHEM, LTD.
Inventor： Hyun PARK , Sang Baek RYU , Chan Ki PARK
Abstract: A secondary battery cell module-type activation tray for transferring and charging a plurality of battery cells in a manufacturing process of a secondary battery, including a plurality of module trays that are embedded from one side opened to accommodate a plurality of battery cells in a plurality of rows to another side opposite thereto, the battery cells being disposed in a respective module tray, and each of the module trays has a structure that can be coupled or separated as extended in one direction or multiple directions in a plan view.
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Patent Agency Ranking
公开(公告)号：US20190259979A1
公开(公告)日：2019-08-22
申请号：US15752393
申请日：2016-09-12
Applicant: LG CHEM, LTD.
Inventor： Sang Baek RYU , Dong Myung KIM
IPC: H01M2/02 , H01M2/08 , H01M2/26 , H01M2/06 , H01M10/0585
Abstract: Disclosed herein is a plate-shaped battery cell including an electrode assembly, which includes a positive electrode, a negative electrode, and a separator, and a cell case, in which the electrode assembly is mounted, outer edges of the cell case being sealed by thermal bonding, wherein the electrode assembly is configured such that each electrode plate having the same polarity is partitioned into at least two electrode parts having different planar shapes and sizes, the electrode assembly is provided at a region thereof at which outer edges of the electrode parts intersect each other with at least one outside corner, at which the outer edges intersect each other at an angle of 30 to 150 degrees, and an outside recess is formed in a region of each of the electrode plates and the separator corresponding to the outer corner such that the outside recess is formed so as to be recessed inward.
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公开(公告)号：US20180254472A1
公开(公告)日：2018-09-06
申请号：US15758086
申请日：2017-03-13
Applicant: LG CHEM, LTD.
Inventor： Se Young AHN , Jin Woo CHOI , Sang Ho BAE , Sang Baek RYU
CPC classification number: H01M4/0404 , B05D1/26 , B05D3/12 , B05D5/12 , H01M4/04 , H01M4/139 , H01M10/0404
Abstract: The present invention relates an apparatus and method for manufacturing an electrode, and more particularly, to an apparatus and method for manufacturing an electrode, which is capable of improving productivity of the electrode in comparison with the related art. According to an aspect of the present invention so at to achieve the above object, a method for manufacturing an electrode includes: a step of preparing a collector; a coating step of applying an electrode active material to one surface or both surfaces of the collector to manufacture an initial electrode; and a first cutting step of cutting the initial electrode coated with the electrode active material to manufacture a plurality of middle-stage electrodes, wherein, in the first cutting step, the initial electrode is cut so that at least one of the plurality of middle-stage electrodes has a length different from those of the other middle-stage electrodes.
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公开(公告)号：US20160276632A1
公开(公告)日：2016-09-22
申请号：US15033438
申请日：2014-10-22
Applicant: LG CHEM, LTD.
Inventor： Chan Ki PARK , Dong-Myung KIM , Sang Baek RYU , Jung Shik OH
IPC: H01M2/02 , H01M10/0587 , H01M2/30 , H01M10/0525 , H01M2/34
Abstract: Disclosed herein is a battery cell configured such that an electrode assembly, including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode, is mounted in a receiving part formed in a battery case, a positive electrode terminal and a negative electrode terminal protrude from at least one side of the electrode assembly, and an insulative material is provided between the electrode assembly and the battery case.
Abstract translation: 这里公开了一种电池单元，其被配置为使得包括正极，负极和介于正极和负极之间的隔膜的电极组件安装在形成在电池壳体中的接收部分中，正极 端子和负极端子从电极组件的至少一侧突出，并且在电极组件和电池壳体之间设置绝缘材料。
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5.发明申请公开(公告)号：US20190207243A1
公开(公告)日：2019-07-04
申请号：US16311143
申请日：2018-01-09
Applicant: LG CHEM, LTD.
Inventor： Sang Kyun LEE , Sang Baek RYU , Kieun SUNG , Cha Hun KU , Duck Hoe KIM
CPC classification number: H01M10/0436 , H01M2/145 , H01M2/16 , H01M2/1673 , H01M2/26 , H01M4/04 , H01M10/04 , H01M10/0404 , H01M10/052 , H01M10/0583 , H01M10/0585 , H05H1/24 , H05H1/48 , H05H2001/2412 , H05H2001/2418 , H05H2001/2431 , H05H2001/481
Abstract: A plasma generating apparatus for a secondary battery, including a roller part having a transfer roller configured to transfer a separator and a metal member built in the transfer roller, and a plasma generating part interacting with the metal member to generate plasma and thereby to form a mask that is patterned on a surface of the separator and has a bonding force.
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6.发明申请公开(公告)号：US20170207481A1
公开(公告)日：2017-07-20
申请号：US15505512
申请日：2015-10-22
Applicant: LG CHEM, LTD.
Inventor： Hyoungsik CHOI , Sang Baek RYU , Chan Ki PARK
IPC: H01M10/04 , H01M2/14 , H01M10/052 , H01M10/28 , H01M10/38 , H01M2/02 , H01M10/0583 , H01M10/12
Abstract: Disclosed herein is a stacked/folded type electrode assembly configured to have a structure in which a plurality of unit cells, each of which includes a positive electrode having an electrode mixture including an electrode active material applied to a current collector, a negative electrode having an electrode mixture including an electrode active material applied to a current collector, and a separator disposed between the positive electrode and the negative electrode, is wound in the state of being arranged on a sheet type separation film, wherein the unit cells include one full cell and three or more bi-cells, the outermost unit cells of the electrode assembly are each configured such that an electrode forming the outside of the electrode assembly is configured as a single-sided electrode, in which no electrode mixture is applied to the surface of the current collector facing the outside of the electrode assembly, and the single-sided electrodes are electrodes having the same polarity.
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