公开(公告)号：US20240356116A1

公开(公告)日：2024-10-24

申请号：US18762426

申请日：2024-07-02

申请人： CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

发明人： Haizu JIN ,  Qingkui CHI ,  Yang ZOU ,  Tao PU

IPC分类号： H01M50/131 ,  H01M10/04 ,  H01M50/186 ,  H01M50/536 ,  H01M50/627

CPC分类号： H01M50/131 ,  H01M10/0404 ,  H01M50/186 ,  H01M50/536 ,  H01M50/627

摘要： A battery cell includes an electrode assembly, a case, an end cover, a first current collecting member, and a second current collecting member, where the case is provided with a first position-limiting portion protruding from the inner side face; the first current collecting member is used for connecting tabs; the second current collecting member is used for connecting the first current collecting member and the first position-limiting portion; and the first current collecting member includes a first region overlapping with the first position-limiting portion along a thickness direction and a second region not overlapping with the first position-limiting portion, the first region and the second region both being welded to the tabs. The first region can be welded to the tab of an outer ring layer, and the second region can be welded to the tab of an inner ring layer, which enables uniform current conduction to be realized.

公开(公告)号：US12125971B2

公开(公告)日：2024-10-22

申请号：US17337492

申请日：2021-06-03

申请人： Panasonic Intellectual Property Management Co., Ltd.

发明人： Kazuyoshi Honda ,  Yasutaka Tsutsui ,  Tsutomu Koshizuka ,  Akira Kawase

IPC分类号： H01M10/0562 ,  H01M4/131 ,  H01M4/66 ,  H01M10/0565 ,  H01M10/0585 ,  H01M50/184 ,  H01M50/186 ,  H01M50/191 ,  H01M50/193 ,  H01M50/195 ,  H01M50/198

CPC分类号： H01M10/0562 ,  H01M4/131 ,  H01M4/66 ,  H01M10/0565 ,  H01M10/0585 ,  H01M50/184 ,  H01M50/186 ,  H01M50/191 ,  H01M50/193 ,  H01M50/195 ,  H01M50/198 ,  H01M2300/0065

摘要： A battery includes: a positive electrode current collector, a positive electrode active material layer, a solid electrolyte layer containing a solid electrolyte, a negative electrode active material layer, and a negative electrode current collector that are laminated in this order; and a sealing member. The battery has an opening hole penetrating the positive electrode current collector, the positive electrode active material layer, the solid electrolyte layer containing the solid electrolyte, the negative electrode active material layer, and the negative electrode current collector in a laminating direction and further includes a sealing member. In cross-sectional view perpendicular to the laminating direction, the sealing member is located between the opening hole and each of the positive electrode active material layer, the solid electrolyte layer, and the negative electrode active material layer.

公开(公告)号：US20240347825A1

公开(公告)日：2024-10-17

申请号：US18294563

申请日：2022-08-04

申请人： Carl Freudenberg KG

发明人： Markus CLEMENS ,  Loubna BARGHOUT ,  Carsten FORMER ,  Guenter ZIEGLER ,  Juergen MALL

IPC分类号： H01M50/152 ,  H01M10/0525 ,  H01M50/107 ,  H01M50/186 ,  H01M50/193 ,  H01M50/198 ,  H01M50/578

CPC分类号： H01M50/152 ,  H01M10/0525 ,  H01M50/107 ,  H01M50/186 ,  H01M50/193 ,  H01M50/198 ,  H01M50/578

摘要： An energy storage cell, including a housing closed by a cover and an electrolyte assembly, which is accommodated in the housing. The cover is provided with an outer contact element for establishing electric contact between the energy storage cell and an energy load. The outer contact element is connected to an intermediate element in an electrically conductive manner. The intermediate element is connected to an inner contact element in an electrically conductive manner. The intermediate element and the inner contact element are connected to each other in an electrically conductive manner by a contact zone provided with a predetermined breaking point. A sealing element is provided, which electrically insulates the intermediate element and the inner contact element outside of the contact zone and which causes sealing and electric insulation of the cover with respect to the housing.

公开(公告)号：US20240347823A1

公开(公告)日：2024-10-17

申请号：US18626337

申请日：2024-04-04

申请人： Prime Planet Energy & Solutions, Inc.

发明人： Kazuhiro HARAZUKA ,  Masazumi KINUGASA

IPC分类号： H01M50/15 ,  H01M50/103 ,  H01M50/186

CPC分类号： H01M50/15 ,  H01M50/103 ,  H01M50/186

摘要： A battery cell includes: a case body having a second side surface; and an insulating sheet that covers the case body. The insulating sheet has: a trapezoidal portion having a trapezoidal shape including a lower side and a pair of first oblique sides, the lower side being defined by a first side of the second side surface, the trapezoidal portion being adhered to the second side surface; and a pair of triangular portions folded from the trapezoidal portion along the pair of first oblique sides. Each of the triangular portions includes a corresponding one of the first oblique sides, a second oblique side, and a third oblique side. The insulating sheet further has a pair of second side portions overlapping with the second side surface with the pair of second side portions being folded from the triangular portions along the pair of second oblique sides.

公开(公告)号：US20240332686A1

公开(公告)日：2024-10-03

申请号：US18737566

申请日：2024-06-07

申请人： ZHUHAI COSMX BATTERY CO., LTD.

发明人： Wenrong LIN ,  Suli LI ,  Fei HE ,  Jiajia PEI ,  Junyi LI

IPC分类号： H01M50/184 ,  H01M50/105 ,  H01M50/121 ,  H01M50/186 ,  H01M50/193 ,  H01M50/536

CPC分类号： H01M50/184 ,  H01M50/105 ,  H01M50/121 ,  H01M50/186 ,  H01M50/193 ,  H01M50/536

摘要： The present application provides a tab and a battery including the tab. The tab includes a metal conductor and an insulation sealing gasket, where the insulation sealing gasket includes a heat-sealing outer layer, an outer transition layer, a core layer, an inner transition layer and a low-softening-point inner layer connected in sequence. The tab of the present application is able to fully guarantee the bonding sealing performance and electrolyte resistance performance of the tab, ensuring the safety performance of the battery. At the same time, it is also able to effectively reduce the heat-sealing temperature and heat-sealing time, shorten the time of packaging, greatly reduce the production energy consumption, and improve the production efficiency. Moreover, it is also able to meet the safe use of the battery under high voltage, large current or direct high temperature conditions.

公开(公告)号：US12107286B2

公开(公告)日：2024-10-01

申请号：US16930361

申请日：2020-07-16

申请人： Zhuhai CosMX Battery Co., Ltd.

发明人： Ning Peng ,  Bin Xie ,  Yongwang Wang

IPC分类号： H01M50/216 ,  H01M50/181 ,  H01M50/184 ,  H01M50/186 ,  H01M50/193 ,  H01M50/538

CPC分类号： H01M50/216 ,  H01M50/181 ,  H01M50/184 ,  H01M50/186 ,  H01M50/193 ,  H01M50/538

摘要： Embodiments of the present invention provide a housing assembly of button cell, a button cell and an electronic product. The housing assembly of button cell includes: a housing and a conductive part, the housing having a holding cavity that is capable of holding a cell of the button cell, the cell having a first tab and a second tab, the housing being provided with a through hole, the conductive part being positioned at and blocking the through hole, and the conductive part and the through hole being sealed and insulated; where, the number of the conductive part is one or two, and when the number of the conductive part is two, the housing is provided with two through holes, where the conductive parts correspond to the through holes one by one. It is beneficial to improving sealability of the housing assembly of button cell.

公开(公告)号：US20240322399A1

公开(公告)日：2024-09-26

申请号：US18272537

申请日：2022-01-19

申请人： LG ENERGY SOLUTION, LTD.

发明人： Geon-Woo MIN ,  Min-Ki JO ,  Do-Gyun KIM ,  Jae-Woong KIM ,  Kwang-Su HWANGBO ,  Jong-Sik PARK ,  Jae-Won LIM ,  Yu-Sung CHOE ,  Hak-Kyun KIM ,  Je-Jun LEE ,  Byoung-Gu LEE ,  Duk-Hyun RYU ,  Kwan-Hee LEE ,  Jae-Eun LEE ,  Hae-Jin LIM ,  Su-Ji CHOI ,  Bo-Hyun KANG ,  Ji-Min JUNG ,  Jin-Hak KONG ,  Soon-O LEE ,  Kyu-Hyun CHOI ,  Pil-Kyu PARK

IPC分类号： H01M50/559 ,  H01M10/0587 ,  H01M50/107 ,  H01M50/167 ,  H01M50/179 ,  H01M50/184 ,  H01M50/186 ,  H01M50/531 ,  H01M50/562 ,  H01M50/566 ,  H01M50/567 ,  H01M50/586 ,  H01M50/59

CPC分类号： H01M50/559 ,  H01M10/0587 ,  H01M50/107 ,  H01M50/167 ,  H01M50/179 ,  H01M50/184 ,  H01M50/186 ,  H01M50/531 ,  H01M50/562 ,  H01M50/566 ,  H01M50/567 ,  H01M50/586 ,  H01M50/59 ,  H01M2220/20

摘要： Disclosed is a fixing structure of an electrode terminal, and a battery, a battery pack and a vehicle including the same. The fixing structure of an electrode terminal includes a battery housing configured to be opened at one side and have a bottom at the other side in which a perforation hole is formed; an electrode terminal installed through the perforation hole not to contact an inner wall of the perforation hole; and a terminal gasket interposed between the electrode terminal and the perforation hole, and the electrode terminal includes a body portion inserted into the perforation hole; an outer flange portion configured to extend along an outer surface of the bottom of the battery housing from a first side of the body portion; an inner flange portion configured to extend toward an inner surface of the bottom of the battery housing from a second side of the body portion; and a flat portion provided to an inner side of the inner flange portion.

公开(公告)号：US20240304917A1

公开(公告)日：2024-09-12

申请号：US18583879

申请日：2024-02-22

申请人： SK ON CO., LTD.

发明人： Jae Hun KIM ,  Yoon Sung OH ,  Seul Gi LEE ,  Seung Won LEE ,  Min Jeong HONG

IPC分类号： H01M50/211 ,  H01M10/04 ,  H01M50/186

CPC分类号： H01M50/211 ,  H01M10/049 ,  H01M50/186

摘要： In a method of manufacturing a battery module, a plurality of battery cells each of which includes a pouch case including an inactive adhesive layer formed on an outer surface thereof and an electrode assembly accommodated in the pouch case are prepared. An energy is applied to the inactive adhesive layer of each of the battery cells to form an adhesive layer having an increased adhesion. The battery cells including the adhesive layer are stacked so that the adhesive layer is interposed between neighboring battery cells.

公开(公告)号：US12087973B2

公开(公告)日：2024-09-10

申请号：US17474481

申请日：2021-09-14

申请人： HYUNDAI MOTOR COMPANY ,  Kia Corporation ,  VINATECH CO., LTD.

发明人： Young Woo Noh ,  Myoung Joon Hwang

IPC分类号： H01M50/547 ,  H01G11/26 ,  H01G11/52 ,  H01M4/13 ,  H01M50/172 ,  H01M50/186 ,  H01M50/54

CPC分类号： H01M50/547 ,  H01G11/26 ,  H01G11/52 ,  H01M4/13 ,  H01M50/172 ,  H01M50/186 ,  H01M50/54

摘要： An energy storage device may include an electrode assembly including electrodes and separators, wherein the electrodes and separators are alternately stacked in a vertical direction of the energy storage device; an external member accommodating the electrode assembly therein; and electrode leads joined to the electrodes provided in the electrode assembly, the electrode leads are provided in the external member, the electrodes include a positive electrode and a negative electrode, the electrode leads include: a positive electrode lead having one side joined to the positive electrode; and a negative electrode lead having one side joined to the negative electrode, first and second through holes are provided in upper and lower surfaces of the external member, respectively, in the vertical direction, and a portion of the positive electrode lead is provided to face the first through hole in the external member, and a portion of the negative electrode lead is provided to face the second through hole in the external member.

公开(公告)号：US20240283060A1

公开(公告)日：2024-08-22

申请号：US18567914

申请日：2022-03-23

申请人： Vehicle Energy Japan Inc. ,  Panasonic Holdings Corporation

发明人： Yuki YAMAMOTO ,  Ryo SUGAWARA

IPC分类号： H01M50/124 ,  H01M50/105 ,  H01M50/119 ,  H01M50/121 ,  H01M50/129 ,  H01M50/178 ,  H01M50/186

CPC分类号： H01M50/1243 ,  H01M50/105 ,  H01M50/119 ,  H01M50/121 ,  H01M50/129 ,  H01M50/178 ,  H01M50/186

摘要： A solid electrolyte battery includes a charge-discharge body including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer between the positive electrode layer and the negative electrode layer, an outer body housing the charge-discharge body, and collectors exposed to the outside of the outer body at respective one ends and electrically connected to the positive electrode layer and the negative electrode layer at the respective other ends. The outer body is formed of a heat welding layer covering the charge-discharge body from the outside and including an insulative, first resin, a heat-resistant layer stacked on the outside of the heat welding layer to cover the heat welding layer from the outside and including an insulative, second resin having a higher melting point than the first resin, and a metal layer stacked on the heat-resistant layer to cover the heat-resistant layer from the outside and including metal.