公开(公告)号：US20250030121A1

公开(公告)日：2025-01-23

申请号：US18909797

申请日：2024-10-08

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Junghoon LEE ,  Junyeob SEONG ,  Hyemi JUNG

IPC: H01M50/383 ,  H01M50/211 ,  H01M50/276 ,  H01M50/282 ,  H01M50/30

Abstract: A battery pack can include a battery cell stack having a plurality of battery cells stacked in a first direction, and a battery cover covering the battery cell stack and having a first surface facing the battery cell stack and a second surface opposite to the first surface. The battery cover can include a venting part that extends from the first surface to the second surface of the battery cover, a barrier layer covers the venting part at the first surface of the battery cover, the barrier layer having an inner surface that is exposed to the battery cell stack, and a first refractory part positioned on an outer surface of the barrier layer that is opposite to the inner surface of the barrier layer.

公开(公告)号：US12183942B2

公开(公告)日：2024-12-31

申请号：US17631142

申请日：2020-07-27

Applicant: SANYO Electric Co., Ltd.

Inventor： Takeaki Wakabayashi ,  Kensaku Takeda

IPC: H01M50/325 ,  H01M10/643 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/213 ,  H01M50/227 ,  H01M50/276 ,  H01M50/367 ,  H02J7/00

Abstract: A battery pack includes a battery block including battery cells connected to one another and a case accommodating the battery block. Each battery cell includes a discharge valve on an end surface of the cell which is configured to open when an internal pressure exceeds a predetermined pressure. The battery cells are arranged on a straight line such that respective end surfaces of the calls face each other. The battery block has a discharge gap between the end surfaces of the cells facing each other which is configured to guide exhaust gas from the discharge valve The case includes lower case, an upper case, a heat dissipation plate arranged in lower case and between the lower case and battery block, and a bendable heat-resistant cover protruding from a side edge of the heat dissipation plate and arranged at a position covering an opening of discharge gap.

公开(公告)号：US20240429539A1

公开(公告)日：2024-12-26

申请号：US18733848

申请日：2024-06-05

Applicant: Prime Planet Energy & Solutions, Inc.

Inventor： Shinobu TERAUCHI

IPC: H01M50/276 ,  H01M50/209 ,  H01M50/264 ,  H01M50/317

Abstract: A battery pack includes: a cover that is attached to a case main body and that forms a space accommodating a plurality of battery cells; a plate member disposed between the plurality of battery cells and the cover; and a gasket sandwiched by the case main body and the cover. The plurality of battery cells are disposed in a frame to form a cell assembly, the frame having a rectangular shape in which a second direction corresponds to a long-side direction and a third direction corresponds to a short-side direction when viewed in a first direction orthogonal to a top surface of an exterior package facing the plate member. The plate member has an inclined portion, the inclined portion being inclined such that a distance between the top surface and the inclined portion is decreased in a direction toward an end portion of the cell assembly in the third direction.

公开(公告)号：US20240372194A1

公开(公告)日：2024-11-07

申请号：US18773574

申请日：2024-07-16

Applicant: SK On Co., Ltd.

Inventor： Hoemin Cheong ,  Ju Yong PARK ,  Seul Gi LEE

IPC: H01M50/233 ,  H01M50/211 ,  H01M50/224 ,  H01M50/244 ,  H01M50/276

Abstract: A battery module according to the present disclosure comprises a cell stack comprising a plurality of battery cells; and a module case covering the outside of the cell stack. A module case comprises a first case comprising a rib and a first coupling portion that has a greater thickness than that of the rib and that is connected to a side of the rib; a second case comprising a second coupling portion facing an upper portion of the rib and a side of the first coupling portion; a tunnel portion formed between the rib, the first coupling portion, and the second coupling portion; and a welding portion in which a boundary area of the first coupling portion and the second coupling portion is welded.

公开(公告)号：US12136740B2

公开(公告)日：2024-11-05

申请号：US17181107

申请日：2021-02-22

Applicant: SK Innovation Co., Ltd.

Inventor： Suk Chul Kim ,  Yong Uk Kim ,  Jong Ho Seok

IPC: H01M50/244 ,  H01M10/613 ,  H01M10/627 ,  H01M10/6556 ,  H01M10/6561 ,  H01M10/6566 ,  H01M50/204 ,  H01M50/209 ,  H01M50/211 ,  H01M50/251 ,  H01M50/258 ,  H01M50/276 ,  H01M50/282 ,  H01M50/289 ,  H01M50/367 ,  H01M50/383 ,  H01M50/531

Abstract: An energy storage system includes a battery module including a plurality of secondary battery cells and an electrode tab disposed on one or both sides; and a housing accommodating a module stack in which the plurality of battery modules are stacked, wherein the housing includes a first cover disposed to oppose at least one side surface of the module stack on which the electrode tab is disposed, and a second cover disposed to oppose at least one of the side surfaces of the module stack on which the electrode tab is not disposed, and wherein a flame passage is formed between the first cover and the module stack, and a cooling passage is formed between the second cover and the module stack.

公开(公告)号：US12107289B2

公开(公告)日：2024-10-01

申请号：US17437178

申请日：2020-06-30

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Hyunjae Lee ,  Junyeob Seong ,  Myungki Park

IPC: H01M50/244 ,  H01M50/209 ,  H01M50/211 ,  H01M50/224 ,  H01M50/242 ,  H01M50/262 ,  H01M50/271 ,  H01M50/276

CPC classification number: H01M50/244 ,  H01M50/209 ,  H01M50/211 ,  H01M50/224 ,  H01M50/242 ,  H01M50/262 ,  H01M50/271 ,  H01M50/276

Abstract: A battery module includes a battery cell stack, in which a plurality of battery cells are stacked, a module frame configured to accommodate the battery cell stack, and of which a front surface and a rear surface facing each other are opened, and an end plate configured to cover each of the front surface and the rear surface of the module frame, wherein the module frame includes a first bonding surface formed at edges constituting each of the front surface and the rear surface, and wherein the end plate include a second bonding surface bonded to the first bonding surface, and a rib located toward the center of the end plate than the second bonding surface and protruding toward the module frame.

公开(公告)号：US12040501B2

公开(公告)日：2024-07-16

申请号：US16788354

申请日：2020-02-12

Applicant: FORD GLOBAL TECHNOLOGIES, LLC

Inventor： Ihab Grace ,  Micah Smith ,  Brad Warren Probert

IPC: H01M50/242 ,  H01M10/625 ,  H01M50/204 ,  H01M50/224 ,  H01M50/276 ,  H01M50/298 ,  H01M50/502 ,  H01M10/6554 ,  H01M50/10

CPC classification number: H01M50/242 ,  H01M10/625 ,  H01M50/204 ,  H01M50/224 ,  H01M50/276 ,  H01M50/298 ,  H01M50/502 ,  H01M10/6554 ,  H01M50/10 ,  H01M2220/20

Abstract: This disclosure details exemplary battery pack designs for use in electrified vehicles. An exemplary battery pack may include an enclosure assembly that houses one or more battery arrays. An impact protection shroud is mounted to a portion of at least one of the battery arrays. A battery sensitive component is at least partially covered by the impact protection shroud. The impact protection shroud is configured to establish minimum clearances relative the battery sensitive component and to redirect loads away from the battery sensitive component, thereby protecting the battery sensitive component during vehicle impact loading events.

公开(公告)号：US20230291022A1

公开(公告)日：2023-09-14

申请号：US18175547

申请日：2023-02-28

Applicant: SK ON CO., LTD.

Inventor： Jin Su HAN ,  Ji Eun KANG ,  Min Song KANG ,  Ju Yong PARK ,  Suk Ho SHIN ,  Ji Woong KIM ,  Byeong Jun PAK

IPC: H01M10/48 ,  H01M50/505 ,  H01M10/42 ,  H01M50/276

CPC classification number: H01M10/486 ,  H01M50/505 ,  H01M10/425 ,  H01M50/276 ,  H01M2010/4278

Abstract: A battery module includes a plurality of battery cells stacked in one direction; and an end plate assembly covering an outermost battery cell disposed on the outermost among the plurality of battery cells, wherein the end plate assembly includes at least one thermistor for measuring a temperature of the outermost battery cell.

公开(公告)号：US20230207944A1

公开(公告)日：2023-06-29

申请号：US18087168

申请日：2022-12-22

Applicant: HONDA MOTOR CO., LTD.

Inventor： Ken YASUI

IPC: H01M50/249 ,  H01M50/276 ,  H01M10/6556 ,  H01M10/6568 ,  B60R16/04

CPC classification number: H01M50/249 ,  H01M50/276 ,  H01M10/6556 ,  H01M10/6568 ,  B60R16/04 ,  H01M2220/20

Abstract: A moving body includes a floor panel, and a battery pack disposed below the floor panel. The battery pack includes a battery, a battery case having an opening on an upper side and accommodating the battery, a battery cover covering the opening of the battery case, and a temperature adjustment mechanism provided in the battery cover. A gap is provided at least either between the battery and a bottom surface of the battery case or between an under guard provided below the bottom surface of the battery case and the bottom surface of the battery case.

公开(公告)号：US20230117874A1

公开(公告)日：2023-04-20

申请号：US17906878

申请日：2021-01-20

Applicant: SANYO Electric Co., Ltd.

Inventor： YUSUKE FUJII ,  TAKUYA EGASHIRA

IPC: H01M50/358 ,  H01M50/342 ,  H01M50/282 ,  H01M50/276 ,  H01M50/278

Abstract: Power supply device includes: battery stack in which a plurality of battery cells each including, on a top surface thereof, gas discharge valve that opens when an internal pressure of outer covering can increases are stacked; first cover provided on a top surface of battery stack and defining first gas duct communicating with gas discharge valve; and second cover provided on a top surface of first cover and defining second gas duct on a top surface of first gas duct. A plurality of communication holes through which first gas duct and second gas duct communicate with each other are formed on the top surface of first cover.