公开(公告)号：US20190221877A1

公开(公告)日：2019-07-18

申请号：US16167738

申请日：2018-10-23

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xiang Li ,  Chengyou Xing ,  Peng Wang ,  Rulai Cai

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

CPC classification number: H01M10/045 ,  H01M2/04 ,  H01M2/22 ,  H01M2/26 ,  H01M2/30 ,  H01M2220/20

Abstract: The present disclosure relates to technical field of energy storage devices, and in particular, to a secondary battery and a vehicle. The secondary battery includes a top cover plate, electrode terminals disposed on the top cover plate, at least one electrode assembly including a main body and a plurality of conductive portions extending from the main body. The plurality of conductive portions is stacked and forms a tab, and the main body is formed by winding a first electrode plate, a second electrode plate and a separator disposed between the first electrode plate and the second electrode plate. The secondary battery also includes connecting pieces for connecting the tab to the electrode terminal. The tabs extend from one side of the main body viewed in thickness direction and are bent with respect to height direction and is connected to the connecting piece.

公开(公告)号：US20190207185A1

公开(公告)日：2019-07-04

申请号：US16323687

申请日：2017-09-04

Applicant: Samsung SDI Co., Ltd.

Inventor： Hyunsoo LEE ,  Sangwon BYUN

IPC: H01M2/12 ,  H01M2/26 ,  H01M2/04

CPC classification number: H01M2/1264 ,  H01M2/04 ,  H01M2/12 ,  H01M2/26 ,  H01M2/266 ,  H01M10/04

Abstract: A rechargeable battery includes: an electrode assembly formed by disposing first and second electrodes on either side of each separator, the first and second electrodes each having coated regions and uncoated region tabs; a case for accommodating the electrode assembly; and a cap plate attached to an opening of the case to close and seal the case and having a vent plate formed integrally with a vent hole, wherein the vent plate is formed beyond the thickness of the cap plate.

公开(公告)号：US20180358643A1

公开(公告)日：2018-12-13

申请号：US15579335

申请日：2016-11-30

Applicant: LG CHEM, LTD.

Inventor： Joon Sang KO ,  Chang Bum AHN ,  Young Joo YANG

IPC: H01M10/04 ,  H01M2/04 ,  H01M2/08

CPC classification number: H01M10/04 ,  H01M2/0275 ,  H01M2/04 ,  H01M2/0469 ,  H01M2/08 ,  H01M10/0436 ,  H01M10/0585 ,  H01M2004/025 ,  H01M2220/00

Abstract: The present invention relates to a secondary battery. The secondary battery comprises: an electrode assembly having a through-hole; and a battery case accommodating the electrode assembly and having a through-type opening into which the through-hole is inserted, wherein the battery case comprises: a lower case comprising an accommodation part accommodating the electrode assembly and a lower inner sealing part having the through-type opening into which the through-hole is inserted; and an upper case comprising a cover part coupled to an upper portion of the lower case to finish the accommodation part and an upper inner sealing part having a coupling hole to which a front end of the lower inner sealing part is coupled.

公开(公告)号：US20180159111A1

公开(公告)日：2018-06-07

申请号：US15816991

申请日：2017-11-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jiajun WANG ,  Youlei LAI ,  YuIian ZHENG ,  Peng WANG ,  Tianjun XIA

IPC: H01M2/34 ,  H01M2/04

CPC classification number: H01M2/348 ,  H01M2/04 ,  H01M2/0482 ,  H01M2/06 ,  H01M2200/103

Abstract: The present disclosure provides a secondary battery and an assembly therefor. The secondary battery comprises: a cap plate provided with a first electrode terminal and a second electrode terminal; an electrode assembly comprising a first electrode tab and a second electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further comprises an insulating holding block, two ends of which are connected with the first electrode terminal connecting portion and the first electrode tab connecting portion respectively, and the insulating holding block is configured to maintain the first electrode terminal connecting portion and the first electrode tab connecting portion in position relative to each other when the first fusing portion is fused.

公开(公告)号：US20180159099A1

公开(公告)日：2018-06-07

申请号：US15887627

申请日：2018-02-02

Applicant: J-TEK INCORPORATION

Inventor： Ming-Da HSU ,  Jui-Yi CHIEN ,  Tzone-Yuan KUO

IPC: H01M2/10 ,  H01M2/04 ,  H01M2/20 ,  H01M2/34

CPC classification number: H01M2/1077 ,  H01M2/04 ,  H01M2/105 ,  H01M2/202 ,  H01M2/206 ,  H01M2/34

Abstract: A battery module includes a top integrated battery core frame, a plurality of battery cores and a bottom integrated battery core frame. The top integrated battery core frame includes a top insulation frame and a plurality of top suspension plates, and each one of the top suspension plates includes a top supporting portion a top supporting portion, a top bent portion and a top suspension portion. The top supporting portion is fastened by the top insulation frame, the top bent portion is integrally connected with the top supporting portion and the top suspension portion, and the top supporting portion formed with at least one top welding protrusion welded a top battery code electrode of each one of the battery cores. The structure of the bottom integrated battery core frame is similar to the top integrated battery core frame so as to make the battery core be suspendedly welded therebetween.

公开(公告)号：US20180130978A1

公开(公告)日：2018-05-10

申请号：US15803973

申请日：2017-11-06

Applicant: Greatbatch Ltd.

Inventor： Mark J. Roy ,  Gary Freitag ,  Joseph M. Lehnes ,  David Dianetti

IPC: H01M2/02 ,  H01M6/14 ,  H01M4/38 ,  H01M4/48

CPC classification number: H01M2/0277 ,  H01M2/0202 ,  H01M2/04 ,  H01M2/06 ,  H01M2/14 ,  H01M2/34 ,  H01M4/38 ,  H01M4/382 ,  H01M4/48 ,  H01M6/02 ,  H01M6/14 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2200/00

Abstract: Disclosed herein are electrochemical cells that generally relate to the conversion of chemical energy to electrical energy. More particularly, the present disclosure is directed to primary lithium electrochemical cells possessing insulator pocket structures, which substantially envelope cathode components to prevent lithium cluster formation therein.

公开(公告)号：US20180122574A1

公开(公告)日：2018-05-03

申请号：US15574413

申请日：2016-05-10

Applicant: AutoNetworks Technologies, Ltd. ,  Sumitomo Wiring Systems, Ltd. ,  SUMITOMO ELECTRIC INDUSTRIES, LTD.

Inventor： Osamu NAKAYAMA ,  Seishi KIMURA ,  Katsushi MIYAZAKI

IPC: H01G2/04 ,  H01G11/10 ,  H01M2/04 ,  H01M2/10 ,  H01M2/20 ,  H01M2/12 ,  H01M10/48

CPC classification number: H01G2/04 ,  B60L3/0046 ,  B60L11/1879 ,  H01G11/10 ,  H01G11/82 ,  H01M2/04 ,  H01M2/10 ,  H01M2/1077 ,  H01M2/1252 ,  H01M2/20 ,  H01M2/206 ,  H01M2/347 ,  H01M10/482 ,  H01M2220/20

Abstract: A power storage module includes multiple power storage elements that each have cathode and anode electrode portions, connection members that connect the cathodes and anodes of the power storage elements and are fixed to the power storage elements by a fixing means, and an insulating protector that houses the connection members. The insulating protector includes opposing portions that oppose surfaces of the connection members, and withdrawal restriction portions that restrict withdrawal of the connection members from the other surface side. At least one of the opposing portions and the withdrawal restriction portions have a first clearance with respect to the connection members. The insulating protector further includes restriction portions that restrict movement relative to the power storage elements by an amount greater than or equal to a second clearance that is smaller than the first clearance.

公开(公告)号：US09882195B2

公开(公告)日：2018-01-30

申请号：US15180112

申请日：2016-06-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Minseok Koo ,  Hyunyoung Lim ,  Hyunsoo Lee ,  Janghyun Song

IPC: H01M2/04 ,  H01M2/06 ,  H01M2/30

CPC classification number: H01M2/30 ,  H01M2/04 ,  H01M2/06 ,  H01M2220/20 ,  H01M2220/30

Abstract: A secondary battery and a method for manufacturing a secondary battery, the battery including a case having an internal space; an electrode assembly in the case, the electrode assembly including a first electrode plate, a second electrode plate, and a separator; a cap plate coupled with the case and sealing the case; and an electrode terminal part passing through the cap plate, the electrode terminal part including electrode terminals and a terminal plate, wherein the electrode terminal and the terminal plate are made of different materials are coupled to each other by riveting.

公开(公告)号：US20180026238A1

公开(公告)日：2018-01-25

申请号：US15547921

申请日：2016-02-26

Applicant: Sanyo Electric Co., Ltd.

Inventor： Kazushi Andou ,  Shuichi Yamashita

IPC: H01M2/08 ,  H01M2/30 ,  H01M2/34 ,  H01M2/04

CPC classification number: H01M2/08 ,  H01M2/023 ,  H01M2/04 ,  H01M2/0413 ,  H01M2/1241 ,  H01M2/30 ,  H01M2/34

Abstract: A sealed battery of the invention includes a bottomed cylindrical housing accommodating an electrode assembly and an electrolytic solution, and a sealing unit fixed by crimping of an open end of the housing, the sealing unit including at least a valve body, a terminal plate welded to a central portion of the valve body so as to be farther inside the battery than the valve body, and an annular insulating member disposed between outer peripheral portions of the valve body and of the terminal plate, the terminal plate having a welded portion formed as a fusion mark during welding with the valve body, the terminal plate having a thin portion disposed around the welded portion, the distance from the outermost edge of the welded portion to the thinnest part of the thin portion being not more than 1 mm.

公开(公告)号：US20170373303A1

公开(公告)日：2017-12-28

申请号：US15535893

申请日：2015-12-25

Applicant: GS Yuasa International Ltd.

Inventor： Shun Ito

IPC: H01M2/34 ,  H01M2/30 ,  H01M2/26 ,  H01M2/06 ,  H01G11/84 ,  H01G11/82 ,  H01G11/76 ,  H01M10/0525 ,  H01G11/70

CPC classification number: H01M2/345 ,  H01G11/16 ,  H01G11/70 ,  H01G11/74 ,  H01G11/76 ,  H01G11/82 ,  H01G11/84 ,  H01M2/04 ,  H01M2/06 ,  H01M2/1241 ,  H01M2/26 ,  H01M2/30 ,  H01M10/052 ,  H01M10/0525 ,  H01M2200/20 ,  Y02E60/13

Abstract: An energy storage device includes: a casing 30 having an opening; an energy storage element 20 housed in the casing 30; a lid plate 40 mounted in the opening of the casing 30; a positive electrode terminal member 100 and a negative electrode terminal member 71 integrally fixed to the lid plate 40 in an insulation state by an insulating synthetic resin; a positive electrode current collector 60P configured to electrically connect the energy storage element 20 and the positive electrode terminal member 100 to each other; and a negative electrode current collector 60N configured to electrically connect the energy storage element 20 and the negative electrode terminal member 71 to each other, wherein an easy-to-break portion 65 is formed on at least either one of the positive electrode terminal member 100 or the positive electrode current collector 60P.