公开(公告)号：US09601744B2

公开(公告)日：2017-03-21

申请号：US14092547

申请日：2013-11-27

Applicant: SAMSUNG SDI CO., LTD. ,  ROBERT BOSCH GMBH

Inventor： Chiyoung Lee ,  Seokyoon Yoo ,  Yoontai Kwak ,  Dongwook Kim ,  Jongseok Moon ,  Tatsuya Hashimoto

IPC: H01M2/26

CPC classification number: H01M2/26 ,  H01M2/263

Abstract: A secondary battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coating portion coated with a first active material and a non-coating portion absent the first active material; and a collector plate including first and second collector plates enmeshed together with the non-coating portion therebetween.

公开(公告)号：US20140205863A1

公开(公告)日：2014-07-24

申请号：US13891187

申请日：2013-05-09

Applicant: Robert Bosch GmbH ,  Samsung SDI Co., Ltd.

Inventor： Sangwon Byun ,  Chiyoung Lee ,  Minseok Koo

IPC: H01M10/42

CPC classification number: H01M10/4257 ,  H01M2/0404 ,  H01M2/345 ,  H01M2200/103

Abstract: A rechargeable battery, which can improve safety by maintaining a short-circuit state when the internal pressure of the rechargeable battery exceeds a critical pressure due to overcharge (or any other reason). In one embodiment, the rechargeable battery includes an electrode assembly, a case accommodating the electrode assembly, a cap assembly sealing the case and including a cap plate, and a short-circuit member including a first short-circuit plate coupled to the cap plate and a second short-circuit plate on a surface of the first short-circuit plate facing toward the electrode assembly and coupled to the cap plate.

Abstract translation: 一种可再充电电池，当可再充电电池的内部压力由于过充电（或任何其他原因）超过临界压力时，可以通过维持短路状态来提高安全性。 在一个实施例中，可再充电电池包括电极组件，容纳电极组件的壳体，密封壳体并包括盖板的盖组件和包括联接到盖板的第一短路板的短路构件，以及 所述第一短路板在所述第一短路板的面向所述电极组件并且连接到所述盖板的表面上。

公开(公告)号：US20140106205A1

公开(公告)日：2014-04-17

申请号：US14092547

申请日：2013-11-27

Applicant: ROBERT BOSCH GMBH ,  SAMSUNG SDI CO., LTD.

Inventor： Chiyoung Lee ,  Seokyoon Yoo ,  Yoontai Kwak ,  Dongwook Kim ,  Jongseok Moon ,  Tatsuya Hashimoto

IPC: H01M2/26

CPC classification number: H01M2/26 ,  H01M2/263

Abstract: A secondary battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coating portion coated with a first active material and a non-coating portion absent the first active material; and a collector plate including first and second collector plates enmeshed together with the non-coating portion therebetween.

Abstract translation: 二次电池包括：壳体; 电极组件，其容纳在所述壳体中并且包括第一电极，第二电极和所述第一电极和所述第二电极之间的隔板，所述第一电极具有被涂覆有第一活性材料的涂覆部分和没有所述第一电极的非涂覆部分 第一活性物质; 以及集电板，其包括与其间的非涂覆部分结合在一起的第一和第二集电板。

公开(公告)号：US11075434B2

公开(公告)日：2021-07-27

申请号：US16303109

申请日：2017-06-29

Applicant: Samsung SDI Co., Ltd.

Inventor： Myungjae Jang ,  Chiyoung Lee

IPC: H01M50/00 ,  H01M50/581 ,  H01M4/64 ,  H01M10/42 ,  H01M10/04 ,  H01M50/172 ,  H01M50/531 ,  H01M50/543

Abstract: A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including uncoated region tabs that protrude toward one side of a coated portion; a case having a first length set in a first direction to receive the electrode assembly; a cap plate having a second length set in a second direction that crosses the first direction and a third length that is shorter than the first length and set in a third direction that crosses the second direction so as to be coupled corresponding to an opening of the case; an electrode terminal that is provided in a terminal hole of the cap plate; and a current collecting member that is disposed between the cap plate and the electrode assembly to connect the electrode terminal and the uncoated region tabs, and includes a fuse in a corresponding region of the electrode terminal, facing in the first direction.

公开(公告)号：US20150140373A1

公开(公告)日：2015-05-21

申请号：US14282871

申请日：2014-05-20

Applicant: Samsung SDI Co., Ltd.

Inventor： Minyeol Han ,  Chiyoung Lee ,  Seokyoon Yoo ,  Hyungyu Park

IPC: H01M2/34

CPC classification number: H01M2/345 ,  H01M2/206 ,  H01M2/34 ,  H01M2200/103 ,  H01M2200/20

Abstract: A secondary battery module includes a plurality of secondary battery units each including at least one secondary battery, each secondary battery including an electrode assembly, a case accommodating the electrode assembly, and first and second electrode terminals electrically connected to the electrode assembly, wherein for at least the first secondary battery unit of the plurality of secondary battery units, each of the corresponding at least one secondary batteries further includes a short-circuit member electrically connected to the corresponding first electrode terminal and protruding to the outside of the case upon the internal pressure of the case reaching a high-pressure condition; at least one fuse connecting at least two of the plurality of secondary battery units to one another in series; and a short circuit connection member having a first side facing each of the short-circuit members of the at least one secondary battery of the first of the plurality of secondary battery units and a second side electrically connected to a second electrode terminal of a secondary batter of another of the plurality of secondary battery units.

Abstract translation: 二次电池模块包括多个二次电池单元，每个二次电池单元包括至少一个二次电池，每个二次电池包括电极组件，容纳电极组件的壳体，以及电连接到电极组件的第一和第二电极端子， 至少所述多个二次电池单元中的所述第一二次电池单元，所述至少一个二次电池中的每一个还包括电连接到所述对应的第一电极端子并且在所述内部压力下突出到所述壳体的外部的短路构件 的情况达到高压状态; 将所述多个二次电池单元中的至少两个彼此串联连接的至少一个熔丝; 以及短路连接部件，其具有与所述多个二次电池单元中的第一个的所述至少一个二次电池的短路部件相对的第一面和与所述二次电池的第二电极的第二电极端子电连接的第二侧的第一侧面 的多个二次电池单元中的另一个。

公开(公告)号：US11276899B2

公开(公告)日：2022-03-15

申请号：US16335463

申请日：2017-09-13

Applicant: Samsung SDI Co., Ltd.

Inventor： Chiyoung Lee ,  Sangwon Byun ,  Myungjae Jang

IPC: H01M50/30 ,  H01M10/0525 ,  H01M10/0587 ,  H01M10/04 ,  H01M50/342

Abstract: A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including a first electrode, a separator, and a second electrode; a case that accommodates the electrode assembly, and of which one side through which the electrode assembly is inserted is opened; a cap assembly provided in the opening of the case by being fixed thereto; a vent hole that is formed in a bottom plate of the case, and of which side walls are multi-stepped; and a vent member provided in the vent, wherein a depth of the vent is greater than a thickness of the bottom plate.

公开(公告)号：US09960405B2

公开(公告)日：2018-05-01

申请号：US14282871

申请日：2014-05-20

Applicant: Samsung SDI Co., Ltd.

Inventor： Minyeol Han ,  Chiyoung Lee ,  Seokyoon Yoo ,  Hyungyu Park

IPC: H01M2/34 ,  H01M2/20

CPC classification number: H01M2/345 ,  H01M2/206 ,  H01M2/34 ,  H01M2200/103 ,  H01M2200/20

Abstract: A secondary battery module includes a plurality of secondary battery units each including at least one secondary battery, each secondary battery including an electrode assembly, a case accommodating the electrode assembly, and first and second electrode terminals electrically connected to the electrode assembly, wherein for at least the first secondary battery unit of the plurality of secondary battery units, each of the corresponding at least one secondary batteries further includes a short-circuit member electrically connected to the corresponding first electrode terminal and protruding to the outside of the case upon the internal pressure of the case reaching a high-pressure condition; at least one fuse connecting at least two of the plurality of secondary battery units to one another in series; and a short circuit connection member having a first side facing each of the short-circuit members of the at least one secondary battery of the first of the plurality of secondary battery units and a second side electrically connected to a second electrode terminal of a secondary batter of another of the plurality of secondary battery units.

公开(公告)号：US09941549B2

公开(公告)日：2018-04-10

申请号：US13891187

申请日：2013-05-09

Applicant: Samsung SDI Co., Ltd. ,  Robert Bosch GmbH

Inventor： Sangwon Byun ,  Chiyoung Lee ,  Minseok Koo

IPC: H01M10/42 ,  H01M2/04 ,  H01M2/34

CPC classification number: H01M10/4257 ,  H01M2/0404 ,  H01M2/345 ,  H01M2200/103

Abstract: A rechargeable battery, which can improve safety by maintaining a short-circuit state when the internal pressure of the rechargeable battery exceeds a critical pressure due to overcharge (or any other reason). In one embodiment, the rechargeable battery includes an electrode assembly, a case accommodating the electrode assembly, a cap assembly sealing the case and including a cap plate, and a short-circuit member including a first short-circuit plate coupled to the cap plate and a second short-circuit plate on a surface of the first short-circuit plate facing toward the electrode assembly and coupled to the cap plate.