LG Energy Solution, Ltd. patent applications on January 23rd, 2025
Patent Applications by LG Energy Solution, Ltd. on January 23rd, 2025
LG Energy Solution, Ltd.: 20 patent applications
LG Energy Solution, Ltd. has applied for patents in the areas of H01M50/211 (7), H01M50/276 (3), H01M10/625 (3), H01M10/613 (3), H01M50/538 (3) H01M10/653 (2), H01M50/242 (2), H01M10/0587 (2), H01M50/691 (1), H01M50/383 (1)
With keywords such as: battery, cell, electrode, portion, module, cover, surface, pack, layer, and assembly in patent application abstracts.
Patent Applications by LG Energy Solution, Ltd.
Inventor(s): Tae Gon Kim of Daejeon (KR) for lg energy solution, ltd., Seung Yeop Seo of Daejeon (KR) for lg energy solution, ltd., Seong Kyun Shin of Daejeon (KR) for lg energy solution, ltd., Nam Kyu Lee of Daejeon (KR) for lg energy solution, ltd., Ha Neuol Choi of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): B23K20/10, H01M4/02, H01M50/536, H01M50/538
CPC Code(s): B23K20/10
Abstract: an apparatus for welding a secondary battery electrode assembly is disclosed. the electrode assembly may have negative electrodes alternatingly interleaved with positive electrodes. the apparatus may be configured to weld a plurality of non-coated electrode tabs using a sonotrode horn, each of the tabs extending from a respective one of the electrodes having a first same polarity. the sonotrode horn may include a vibration-applying plate and a horn pattern region having a protrusion-type unit pitch pattern disposed on the vibration-applying plate. a radius of curvature of a side surface of the protrusion-type unit pitch pattern disposed at an outer edge of the horn pattern region may be directly proportional to a number of the non-coated electrode tabs. a tip sharpness of the protrusion-type unit pitch pattern disposed at an outer edge of the horn pattern region may be inversely proportional to a number of the non-coated electrode tabs.
20250026597. Automatic Separator Supply Apparatus_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Ki Sun Kwon of Daejeon (KR) for lg energy solution, ltd., Ryeon-Ho Kang of Daejeon (KR) for lg energy solution, ltd., Gil Young Lee of Daejeon (KR) for lg energy solution, ltd., Min Ki Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): B65H19/12, B65H16/04
CPC Code(s): B65H19/123
Abstract: the present invention relates to an automatic separator supply apparatus. the automatic separator supply apparatus according to an embodiment of the present invention is an apparatus for supplying a separator winding roll, the apparatus including: a transfer unit which includes a unit shaft for receiving the separator winding roll and moves the received separator winding roll; and an unwinder which includes an unwinder shaft, to which the separator winding roll moved by the transfer unit is mounted, and unwinds the separator from the separator winding roll mounted to the unwinder shaft when the electrode and the separator are wound. the transfer unit mounts the separator winding roll to the unwinder shaft of the unwinder after the unit shaft is aligned with the unwinder shaft of the unwinder.
Inventor(s): Jang Hyeok Choi of Daejeon (KR) for lg energy solution, ltd., Tae Youn Kim of Daejeon (KR) for lg energy solution, ltd., Minwoo Kim of Daejeon (KR) for lg energy solution, ltd., Yeondo Park of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01R31/14, G01R31/3835, H01M10/42, H01M10/48
CPC Code(s): G01R31/14
Abstract: a first insulation resistance monitoring circuit includes a first resistor connected between a positive terminal of a battery pack and a node, and connected between the positive terminal of the battery pack and a ground terminal of an external device, and has a first monitoring terminal. a second insulation resistance monitoring circuit is connected between the ground terminal and the negative terminal of the battery pack, and has a second monitoring terminal. a voltage monitoring circuit is connected between the node and the negative terminal of the battery pack, and has a third monitoring terminal. a processor measures the voltage of the battery pack.
Inventor(s): Jae Jin HYUN of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01R31/385, G01R31/364, H02J7/00
CPC Code(s): G01R31/3865
Abstract: an aspect of the current disclosure includes a battery module charge and discharge inspection system. the battery module charge and discharge inspection system may include a supporting member configured to support a battery module and transfer the battery module, a first fixing member provided on a top of one side of the supporting member, a second fixing member provided at a bottom of one side of the supporting member, a connecting pin disposed to pass through the first fixing member, the supporting member, and the second fixing member, respectively, and a charge and discharge inspection part configured to inspect whether or not the battery module is abnormal through charging and discharging of the battery module. the first fixing member may be configured to be connected to a first wire harness extending from the battery module.
Inventor(s): Su Hyun YUN of Daejeon (KR) for lg energy solution, ltd., Bum Young JUNG of Daejeon (KR) for lg energy solution, ltd., Kwan Hee LEE of Daejeon (KR) for lg energy solution, ltd., Jong Gu KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/04, H01M50/107, H01M50/538
CPC Code(s): H01M10/0431
Abstract: a cylindrical electrode assembly includes a first electrode and a second electrode that are wound in a state where the first electrode and the second electrode are stacked with a separation layer therebetween. the first electrode includes a first electrode coated portion. the second electrode includes a second electrode coating portion, a second electrode uncoated portion to which a second active material is not applied, and an insulation coating layer at a boundary portion between the second electrode coated portion and the second electrode uncoated portion at an end portion of the second electrode uncoated portion, the insulating coating layer being thinner than the second electrode coating, the boundary portion being located further inward than an end portion of the separation layer in the axial direction, and the boundary portion extending further outward than the end portion of the separation layer in the axial direction.
Inventor(s): Soono LEE of Daejeon (KR) for lg energy solution, ltd., Kyuhyun CHOI of Daejeon (KR) for lg energy solution, ltd., Jinhak KONG of Daejeon (KR) for lg energy solution, ltd., Je Jun LEE of Daejeon (KR) for lg energy solution, ltd., Jae Won LIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0587, H01M10/04, H01M50/213, H01M50/533, H01M50/538
CPC Code(s): H01M10/0587
Abstract: a forming device and a forming method thereof bends an electrode tab portion that is exposed to the end portion of a jelly roll-type electrode assembly in the axial direction thereof, in a radial direction. the forming device may include a forming jig bending the electrode tab, and a flattening jig flattening the bent electrode tab further. the forming jig comprises a pre-forming perimeter surface and a bend inducing surface. the pre-forming perimeter surface has an inner radius that increases from a base end toward a leading end elongated in a pressing direction. the bend inducing surface connects to the base end of the pre-forming perimeter surface, and extends inwards, in the radial direction.
Inventor(s): Jong-Sik PARK of Daejeon (KR) for lg energy solution, ltd., Jae-Won LIM of Daejeon (KR) for lg energy solution, ltd., Sang-Yeol KIM of Daejeon (KR) for lg energy solution, ltd., Hak-Kyun KIM of Daejeon (KR) for lg energy solution, ltd., Jae-Eun LEE of Daejeon (KR) for lg energy solution, ltd., Je-Jun LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0587, H01M4/66, H01M50/152, H01M50/167, H01M50/186, H01M50/213, H01M50/249
CPC Code(s): H01M10/0587
Abstract: an electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. the first electrode of the electrode assembly includes a first active material portion coated with an active material layer along a winding direction and a first uncoated portion not coated with an active material layer and exposed beyond the separator. the first uncoated portion includes a first portion adjacent to the core of the electrode assembly, a second portion adjacent to the outer circumference of the electrode assembly, and a third portion between the first portion and the second portion. the third portion includes a plurality of segments spaced apart along the winding direction by forming a cut groove in plural along the winding axis direction. the height of the first portion may be relatively lower than the height of the uncoated portion at the bottom of the cut groove.
Inventor(s): Jeong Mi CHOI of Daejeon (KR) for lg energy solution, ltd., Doo Kyung YANG of Daejeon (KR) for lg energy solution, ltd., Min Seo KIM of Daejeon (KR) for lg energy solution, ltd., Eunkyu SEONG of Daejeon (KR) for lg energy solution, ltd., Yeon Jun KIM of Daejeon (KR) for lg energy solution, ltd., Hyemin YU of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/54, H01M4/02, H01M4/36, H01M4/525, H01M10/0525
CPC Code(s): H01M10/54
Abstract: the present disclosure relates to a recycled positive electrode active material, a method of producing the recycled positive electrode active material, and a secondary battery including the same. the recycled positive electrode active material, including: 60 mol % or more of ni, 250 mg/kg or less of fluorine (f), and having a crystallite size of 122 nm or less, where the recycled positive electrode active material is one or more selected from the group consisting of a lithium nickel oxide (lno)-based positive electrode active material, a nickel�cobalt�manganese (ncm)-based positive electrode active material, a nickel�cobalt�aluminum (nca)-based positive electrode active material, and a nickel�cobalt�manganese�aluminum (ncma)-based positive electrode active material.
Inventor(s): Jin-Kyu LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/613, H01M10/625, H01M10/6552, H01M10/6554, H01M50/105, H01M50/211, H01M50/24, H01M50/249
CPC Code(s): H01M10/613
Abstract: a battery pack can include a plurality of battery modules having a first battery module and a second battery module, each battery module including a plurality of secondary batteries that are sequentially stacked, and a bridge member extending from the first battery module to the second battery module, and having a mounting portion disposed on first surfaces of the first and second battery modules and an insertion portion disposed between second surfaces of the first and second battery modules. the first surfaces of the first and second battery modules can be adjacent to the second surfaces of the first and second battery modules.
Inventor(s): Gwan Woo Kim of Daejeon (KR) for lg energy solution, ltd., Seung Ryul Baek of Daejeon (KR) for lg energy solution, ltd., Junyeob Seong of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/653, H01M10/625, H01M10/647, H01M50/211
CPC Code(s): H01M10/653
Abstract: a battery module includes a cell stack including a plurality of battery cells, and a module frame accommodating the cell stack, a bottom part of the module frame includes a first area, a second area, and a third area in which respective thermally conductive resin layers are formed, and the thermally conductive resin layers of the first area and the second area are each thicker than the thermally conductive resin layer of the third area.
Inventor(s): Subin Park of Daejeon (KR) for lg energy solution, ltd., Junyeob Seong of Daejeon (KR) for lg energy solution, ltd., Won Kyoung Park of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/653, H01M10/613, H01M10/625, H01M10/6551, H01M50/204
CPC Code(s): H01M10/653
Abstract: the battery pack according to one embodiment of the present disclosure includes: a lower pack housing including a plurality of module regions; a thermally conductive resin layer located in the module region; a battery module mounted on the module region and located on the thermally conductive resin layer; and an upper pack housing for covering the battery module, wherein the battery module comprises a battery cell stack in which a plurality of battery cells are stacked, and the battery cell stack directly faces the thermally conductive resin layer, wherein the battery cell stack includes cooling fins located between battery cells adjacent to each other among the plurality of battery cells, and wherein the end portion of the cooling fin comes into contact with the thermally conductive resin layer.
Inventor(s): Dae Gil KIM of Daejeon (KR) for lg energy solution, ltd., Jong Hwa CHOI of Daejeon (KR) for lg energy solution, ltd., Chae Won LIM of Daejeon (KR) for lg energy solution, ltd., Hyoung Suk LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/24, H01M10/658, H01M50/505, H01M50/55
CPC Code(s): H01M50/24
Abstract: a battery module includes a module housing accommodating a plurality of battery cells; a pair of high-voltage terminals provided on the front of the module housing; a pair of module lifting holes provided between the high-voltage terminals; a thermal barrier that wraps around part of the front of the module housing including the high-voltage terminals, with fastening holes penetrating through its upper surface; and a fastening member installed by penetrating through the module lifting hole and fastening hole to secure the thermal barrier to the module lifting hole.
Inventor(s): Sung Hwan JANG of Daejeon (KR) for lg energy solution, ltd., Gwan Woo KIM of Daejeon (KR) for lg energy solution, ltd., Da Young KIM of Daejeon (KR) for lg energy solution, ltd., Jae Wook KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/242, H01M10/613, H01M10/658, H01M50/211, H01M50/262
CPC Code(s): H01M50/242
Abstract: a battery assembly includes a first cell block; a first cover coupled to a first side of the first cell block; and a second cover coupled to a second side of the first cell block opposite the first side. the first cover includes a first extending portion extending from the first cover. the first extending portion includes a first plate spaced apart from a surface of the first cover in a first direction. the first extending portion further includes a second plate between the first plate and the first surface of the first cover.
Inventor(s): Sun Jung Lee of Daejeon (KR) for lg energy solution, ltd., Tae Kyeong Lee of Daejeon (KR) for lg energy solution, ltd., Nam Hoon Hur of Daejeon (KR) for lg energy solution, ltd., Ju Hwan Shin of Daejeon (JP) for lg energy solution, ltd., Hyoung Suk Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/242, H01M50/211, H01M50/271, H01M50/507, H01M50/519
CPC Code(s): H01M50/242
Abstract: the present invention relates to a logical cell, a secondary battery module, and a secondary battery pack including the same, and particularly relates to a logical cell, in which a pouch cell assembly in which a plurality of pouch cells are arranged is accommodated inside a case in a longitudinal direction to form a logical cell, and a reinforcing plate is provided at one side or the other side of the case to reinforce rigidity, thereby facilitating handling of the pouch cell and maximizing space utilization, and simultaneously, preventing the side that is vulnerable to an impact from being damaged so that the secondary battery is improved in safety, a secondary battery module, and a secondary battery pack including the same.
Inventor(s): Jin Yong Park of Daejeon (KR) for lg energy solution, ltd., Wooyong Kwon of Daejeon (KR) for lg energy solution, ltd., Hyunmo Yoon of Daejeon (KR) for lg energy solution, ltd., Ho June Chi of Daejeon (KR) for lg energy solution, ltd., Seung Joon Kim of Daejeon (KR) for lg energy solution, ltd., Seyun Jung of Daejeon (KR) for lg energy solution, ltd., Myungwoo Lee of Daejeon (KR) for lg energy solution, ltd., Insoo Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/276, H01M50/209
CPC Code(s): H01M50/276
Abstract: a battery pack includes a battery assembly including a plurality of cell units, and a pack case that houses the battery assembly in an inner space, wherein each cell unit includes at least one battery cell and a cell cover that partially covers the at least one battery cell, and wherein the cell cover comprises a first cover part that covers one side surface of the at least one battery cell, a second cover part that covers the other side surface of the at least one battery cell, a third cover part that connects one end of the first cover part and one end of the second cover part, and blocking parts that are respectively formed at the other end of the first cover part and the other end of the second cover part, and block removal of the at least one battery cell.
Inventor(s): Jin Yong Park of Daejeon (KR) for lg energy solution, ltd., Wooyong Kwon of Daejeon (KR) for lg energy solution, ltd., Seung Joon Kim of Daejeon (KR) for lg energy solution, ltd., Insoo Kim of Daejeon (KR) for lg energy solution, ltd., Song Ju Shin of Daejeon (KR) for lg energy solution, ltd., Myungwoo Lee of Daejeon (KR) for lg energy solution, ltd., Seyun Jung of Daejeon (KR) for lg energy solution, ltd., Ho June Chi of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/358, H01M50/211, H01M50/276
CPC Code(s): H01M50/358
Abstract: a battery pack according to an embodiment of the present invention includes a plurality of battery cells in which battery cells each including a sealing portion are stacked in one direction, a cell cover that covers at least a part of the plurality of battery cells, a venting passage formed between the sealing portion of the plurality of battery cells and the cell cover, and an adhesive layer disposed in an inner surface of the venting passage.
Inventor(s): Jin Yong Park of Daejeon (KR) for lg energy solution, ltd., Myungwoo Lee of Daejeon (KR) for lg energy solution, ltd., Wooyong Kwon of Daejeon (KR) for lg energy solution, ltd., Ho June Chi of Daejeon (KR) for lg energy solution, ltd., Seung Joon Kim of Daejeon (KR) for lg energy solution, ltd., Seyun Jung of Daejeon (KR) for lg energy solution, ltd., Insoo Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/367, H01M50/211, H01M50/30, H01M50/342
CPC Code(s): H01M50/367
Abstract: a battery pack according to an embodiment of the present disclosure can includes a battery cell assembly of stacked battery cell units. the battery cell assembly can be mounted on a pack tray. a pack cross beam can be located on a side surface of the battery cell assembly on the pack tray and provided with an internal gas passage. a venting unit can be located on an upper part of the battery cell assembly. the battery cell unit can include at least one battery cell and a cell cover to partially surround the battery cell. the cell cover can include at least one venting part. the venting unit can include a plurality of venting channels to guide a gas from the venting unit to the gas passage. each venting channel can be aligned to a corresponding battery cell unit.
Inventor(s): Junghoon LEE of Daejeon (KR) for lg energy solution, ltd., Junyeob SEONG of Daejeon (KR) for lg energy solution, ltd., Hyemi JUNG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/383, H01M50/211, H01M50/276, H01M50/282, H01M50/30
CPC Code(s): H01M50/383
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.
20250030141. ENERGY STORAGE SYSTEM_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Ji-Hun KIM of Daejeon (KR) for lg energy solution, ltd., Yo-Hwan KIM of Daejeon (KR) for lg energy solution, ltd., Hong-Jae PARK of Daejeon (KR) for lg energy solution, ltd., Mun-Seok YANG of Daejeon (KR) for lg energy solution, ltd., Sung-Han YOON of Daejeon (KR) for lg energy solution, ltd., Seung-Jun LEE of Daejeon (KR) for lg energy solution, ltd., Ji-Won LEE of Daejeon (KR) for lg energy solution, ltd., Hyun-Min LEE of Daejeon (KR) for lg energy solution, ltd., Hyung-Uk LEE of Daejeon (KR) for lg energy solution, ltd., Tae-Shin CHO of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/691, A62C3/16, A62C35/60, A62C35/68, H01M50/251, H01M50/609, H01M50/673
CPC Code(s): H01M50/691
Abstract: an energy storage system according to the present disclosure includes at least one battery rack including a plurality of stacked battery modules; a container accommodating the at least one battery rack, wherein the container includes a bottom plate in which the at least one battery rack is disposed; and a fire fighting water collection chamber disposed lower than the bottom plate and having at least one side in communication with the bottom plate to allow a fire fighting water dropped from the at least one battery rack to enter.
Inventor(s): Kiran KUMAR of Westborough (KR) for lg energy solution, ltd., Joseph Zahavi of Westborough MA (US) for lg energy solution, ltd.
IPC Code(s): H02J7/00
CPC Code(s): H02J7/0031
Abstract: a battery system includes a plurality of batteries including a plurality of chargeable battery cells, and a bus to which the plurality of batteries are selectively connected in parallel. a battery management system monitors operating limits of the chargeable battery cells of the plurality of batteries, generates a signal indicating that an operating limit of a chargeable battery cell of a battery among the plurality of batteries is being reached for a foldback operation of the battery, and initiates the foldback operation. a controller is configured to generate a signal to disconnect the battery associated with the signal of the battery management system from the bus.
LG Energy Solution, Ltd. patent applications on January 23rd, 2025
- LG Energy Solution, Ltd.
- B23K20/10
- H01M4/02
- H01M50/536
- H01M50/538
- CPC B23K20/10
- Lg energy solution, ltd.
- B65H19/12
- B65H16/04
- CPC B65H19/123
- G01R31/14
- G01R31/3835
- H01M10/42
- H01M10/48
- CPC G01R31/14
- G01R31/385
- G01R31/364
- H02J7/00
- CPC G01R31/3865
- H01M10/04
- H01M50/107
- CPC H01M10/0431
- H01M10/0587
- H01M50/213
- H01M50/533
- CPC H01M10/0587
- H01M4/66
- H01M50/152
- H01M50/167
- H01M50/186
- H01M50/249
- H01M10/54
- H01M4/36
- H01M4/525
- H01M10/0525
- CPC H01M10/54
- H01M10/613
- H01M10/625
- H01M10/6552
- H01M10/6554
- H01M50/105
- H01M50/211
- H01M50/24
- CPC H01M10/613
- H01M10/653
- H01M10/647
- CPC H01M10/653
- H01M10/6551
- H01M50/204
- H01M10/658
- H01M50/505
- H01M50/55
- CPC H01M50/24
- H01M50/242
- H01M50/262
- CPC H01M50/242
- H01M50/271
- H01M50/507
- H01M50/519
- H01M50/276
- H01M50/209
- CPC H01M50/276
- H01M50/358
- CPC H01M50/358
- H01M50/367
- H01M50/30
- H01M50/342
- CPC H01M50/367
- H01M50/383
- H01M50/282
- CPC H01M50/383
- H01M50/691
- A62C3/16
- A62C35/60
- A62C35/68
- H01M50/251
- H01M50/609
- H01M50/673
- CPC H01M50/691
- CPC H02J7/0031