LG ENERGY SOLUTION, LTD. patent applications on January 2nd, 2025
Patent Applications by LG ENERGY SOLUTION, LTD. on January 2nd, 2025
LG ENERGY SOLUTION, LTD.: 26 patent applications
LG ENERGY SOLUTION, LTD. has applied for patents in the areas of H01M4/04 (5), H01M10/052 (4), H01M10/42 (4), H01M4/02 (4), H01M10/613 (3) H01M10/0569 (2), H01M50/383 (2), B60L53/68 (1), H01M10/425 (1), H01M50/474 (1)
With keywords such as: electrode, battery, portion, assembly, material, layer, unit, between, surface, and cell in patent application abstracts.
Patent Applications by LG ENERGY SOLUTION, LTD.
Inventor(s): Dong-Myung KIM of Daejeon (KR) for lg energy solution, ltd., Hyung-Sik KIM of Daejeon (KR) for lg energy solution, ltd., Hyoung Jun AHN of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): B60L53/68, B60L53/30, B60L53/65, B60L53/66, G01R31/392
CPC Code(s): B60L53/68
Abstract: a battery performance management system and method using an electric vehicle charging station. the battery performance management server collects battery performance evaluation information including identification information and operation characteristic accumulative information of a battery, identification information and driving characteristic accumulative information of the electric vehicle, and latest charging characteristic information of the battery from a plurality of charging stations through a network. the server determines a current state of health (soh) corresponding to the collected battery performance evaluation information by using an artificial intelligence model that is trained in advance to receive the battery performance evaluation information and output a soh of the battery. the server determines a latest control factor corresponding to the current soh, and transmits the latest control factor to the charging station so that the charging station may transmit the latest control factor to a control system of the electric vehicle to update the control factor.
Inventor(s): Hyung Mook Jung of Daejeon (KR) for lg energy solution, ltd., Byung Uk You of Daejeon (KR) for lg energy solution, ltd., Jung Han Rhee of Daejeon (KR) for lg energy solution, ltd., Hee Seung Wang of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): B65H20/02, H01M4/04
CPC Code(s): B65H20/02
Abstract: an electrode fabric transfer device comprises a plurality of running rollers and an adjusting roller. the plurality of running rollers transfer an electrode fabric along a transfer path, and the adjusting roller includes a rotation shaft having a first end with a position fixed and a second end positioned in a direction opposite to the first end and capable of position movement. the adjusting roller is disposed between two adjacent running rollers. an electrode notching device comprising the same is also provided.
Inventor(s): Young Joo Oh of Daejeon (KR) for lg energy solution, ltd., Kyu Sang Lee of Daejeon (KR) for lg energy solution, ltd., Jum Yeal Lee of Daejeon (KR) for lg energy solution, ltd., Gyu Hyung Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01B11/02, H01M10/42
CPC Code(s): G01B11/02
Abstract: a device for measuring a sealing gap for a secondary battery, includes: a first measurement device, an origin point structure, a second measurement device and a controller. the first measurement device acquires an inner start point and an outer end point of the sealing part. the origin point structure has a vertical reference surface corresponding to a point moved by a predetermined first distance (x) in a direction of the electrode assembly accommodation part from a first reference origin point (o) disposed between the inner start point and the outer end point. the second measurement device acquires a second distance (x) from the vertical reference surface to the electrode assembly accommodation part. the controller acquires the sealing gap based on the first distance (x), the second distance (x), and a third distance (x) from the inner start point to the first reference origin point (o).
Inventor(s): Hyun-Jin YANG of Daejeon (KR) for lg energy solution, ltd., Ki-Seok LEE of Daejeon (KR) for lg energy solution, ltd., Kyun-II RAH of Daejeon (KR) for lg energy solution, ltd., Dong-Oh SHIN of Daejeon (KR) for lg energy solution, ltd., Byung-Hee CHOI of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01N27/04, H01M10/42
CPC Code(s): G01N27/041
Abstract: a method for evaluating the dispersibility of a conductive material. the method allows determination of the dispersibility of a conductive material in an electrode as a quantitative value. particularly, a conductive material zone is defined from the result (2d mapping image) obtained by subjecting an optional predetermined cross-section of electrode active material layer to 2d-scale visual image processing, and then the circumference and area of the portion defined as the conductive material zone are calculated. in this manner, the dispersibility of the conductive material can be represented quantitatively.
Inventor(s): Byeongho Mun of Daejeon (KR) for lg energy solution, ltd., Suyeup Jeong of Daejeon (KR) for lg energy solution, ltd., Jinyoung Choi of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01R31/367, G01R31/389, G01R31/52, H01M50/583
CPC Code(s): G01R31/367
Abstract: a battery system management device includes at least one processor, and a memory that stores at least one command executed through the at least one processor. the at least one command includes: a command to define an equivalent model for a battery system having a predefined connecting structure including a plurality of batteries and at least one protection element; a command to calculate a short-circuit current generated in the battery system when a short circuit is generated at a location in the battery system using the equivalent model; a command to compare the calculated short-circuit current with a limiting current of the protection element; and a command to determine the number of batteries provided in the battery system based on the result of comparison.
Inventor(s): ILHA LEE of Daejeon (KR) for lg energy solution, ltd., Mun Kyu JOO of Daejeon (KR) for lg energy solution, ltd., Sarah KIM of Daejeon (KR) for lg energy solution, ltd., Seoyoung JEON of Daejeon (KR) for lg energy solution, ltd., Yohan KWON of Daejeon (KR) for lg energy solution, ltd., Jonghyun CHAE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/04, H01M4/02, H01M4/38, H01M10/0525
CPC Code(s): H01M4/0404
Abstract: disclosed is a pre-lithiation method of a negative electrode for a lithium secondary battery, a negative electrode intermediate, and a lithium secondary battery including a negative electrode.
Inventor(s): Jonghyun CHAE of Daejeon (KR) for lg energy solution, ltd., ILHA LEE of Daejeon (KR) for lg energy solution, ltd., Seoyoung JEON of Daejeon (KR) for lg energy solution, ltd., Daeryung KOO of Daejeon (KR) for lg energy solution, ltd., Yohan KWON of Daejeon (KR) for lg energy solution, ltd., Sarah KIM of Daejeon (KR) for lg energy solution, ltd., Mun Kyu JOO of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/04, H01M10/052, H01M10/0587, H01M50/109
CPC Code(s): H01M4/0445
Abstract: the present invention relates to a method for manufacturing an electrode assembly, in which after transferring a transfer laminate in which a base layer, a surface protection layer, and a lithium metal layer are sequentially laminated so that the lithium metal layer is brought into contact with a separator, the separator onto which the lithium metal layer is transferred is brought into contact with the surface of the electrode layer, and the surface protection layer is made to face an electrode.
Inventor(s): Jong Woo Kim of Daejeon (KR) for lg energy solution, ltd., Ji Young Ju of Daejeon (KR) for lg energy solution, ltd., Tae Gu Yoo of Daejeon (KR) for lg energy solution, ltd., Seung Su Yoo of Daejeon (KR) for lg energy solution, ltd., Byung Chun Park of Daejeon (KR) for lg energy solution, ltd., Chi Ho Jo of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/36, C01G53/00, H01M4/02, H01M4/131, H01M4/134, H01M4/46, H01M4/525, H01M10/052
CPC Code(s): H01M4/366
Abstract: a positive electrode active material includes a lithium composite transition metal oxide in the form of a single particle composed of one single nodule and/or in the form of a pseudo-single particle, which is a composite of 30 or less nodules, and a coating layer formed on the surface of the lithium composite transition metal oxide particle. the coating layer contains aluminum (al) and tungsten (w). the positive electrode active material satisfies equation 1 below:
Inventor(s): Jong Woo Kim of Daejeon (KR) for lg energy solution, ltd., Ji Young Ju of Daejeon (KR) for lg energy solution, ltd., Tae Gu Yoo of Daejeon (KR) for lg energy solution, ltd., Seung Su Yoo of Daejeon (KR) for lg energy solution, ltd., Byung Chun Park of Daejeon (KR) for lg energy solution, ltd., Chi Ho Jo of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/36, C01G53/00, H01M4/02, H01M4/131, H01M4/134, H01M4/46, H01M4/525, H01M10/052
CPC Code(s): H01M4/366
Abstract:
45≤x�x′≤56 [equation 1]
Inventor(s): Seo Jun Lee of Daejeon (KR) for lg energy solution, ltd., Hyuk Soo Lee of Daejeon (KR) for lg energy solution, ltd., Tae Su Kim of Daejeon (KR) for lg energy solution, ltd., Dong Hyeuk Park of Daejeon (KR) for lg energy solution, ltd., Hyojin Lee of Daejeon (KR) for lg energy solution, ltd., Gil Woo Kim of Daejeon (KR) for lg energy solution, ltd., Jung Hyun Park of Daejeon (KR) for lg energy solution, ltd., Byunghee Lee of Daejeon (KR) for lg energy solution, ltd., Sera Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/66, H01M4/04, H01M10/04, H01M50/533
CPC Code(s): H01M4/668
Abstract: a method for manufacturing an electrode for a secondary battery comprises the steps of (a) preparing an electrode sheet comprising a current collector partitioned into a coating portion and a non-coating portion and having an insulating layer laminated on the non-coating portion; and (b) forming an electrode tab by notching the non-coating portion on which the insulating layer is laminated. the notching is performed using a laser having a pulse width of 100 ps to 10ps. an electrode for a secondary battery and an electrode manufacturing system used in the method described above is also provided.
Inventor(s): Min Jung Kim of Daejeon (KR) for lg energy solution, ltd., Tai Joon Seo of Daejeon (KR) for lg energy solution, ltd., Ha Ye Lin Choi of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/04
CPC Code(s): H01M10/0404
Abstract: the present disclosure relates to a subminiature cell assembly apparatus and an electrode stack manufacturing method using the same, and more particularly a subminiature cell assembly apparatus including a jig unit configured to allow an electrode and a separator to be stacked on an upper surface thereof, the upper surface being flat, a laser radiation unit located above the jig unit, a support unit provided with a jig groove into which the jig unit is inserted, the support unit including a vacuum suction portion located at opposite sides of the jig groove, and a display unit configured to measure and display a relative height of the jig unit or the support unit, wherein the jig unit or the support unit is movable relative to the support unit or the jig unit in a vertical direction, and an electrode stack manufacturing method using the same.
Inventor(s): You Kyeong Jeong of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd., Kyoung Ho Ahn of Daejeon (KR) for lg energy solution, ltd., Jun Hyeok Han of Daejeon (KR) for lg energy solution, ltd., Young Ho Oh of Daejeon (KR) for lg energy solution, ltd., Yoon Seok Ko of Daejeon (KR) for lg energy solution, ltd., Tae Yeong Im of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0569, H01M4/02, H01M4/04, H01M4/36, H01M4/38, H01M4/505, H01M4/525, H01M4/583, H01M10/0567, H01M10/0568
CPC Code(s): H01M10/0569
Abstract: a secondary battery includes an electrode assembly including an anode, a cathode, and a separator disposed between the anode and the cathode; and an electrolyte composition with which the electrode assembly is impregnated. the anode is provided on at least one side of an anode collector, and has an anode active layer including, as an active anode material, a lithium metal oxide represented by formula 1 below. the electrolyte composition contains a lithium salt and a non-aqueous organic solvent, the non-aqueous organic solvent containing, based on the total weight of the non-aqueous organic solvent, 60% by weight or more of a cyclic ester-based solvent represented by formula 2 below.
Inventor(s): You Kyeong Jeong of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd., Kyoung Ho Ahn of Daejeon (KR) for lg energy solution, ltd., Jun Hyeok Han of Daejeon (KR) for lg energy solution, ltd., Young Ho Oh of Daejeon (KR) for lg energy solution, ltd., Yoon Seok Ko of Daejeon (KR) for lg energy solution, ltd., Tae Yeong Im of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0569, H01M4/02, H01M4/04, H01M4/36, H01M4/38, H01M4/505, H01M4/525, H01M4/583, H01M10/0567, H01M10/0568
CPC Code(s): H01M10/0569
Abstract:
li[nicomnm]o formula 1:
Inventor(s): You Kyeong Jeong of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd., Kyoung Ho Ahn of Daejeon (KR) for lg energy solution, ltd., Jun Hyeok Han of Daejeon (KR) for lg energy solution, ltd., Young Ho Oh of Daejeon (KR) for lg energy solution, ltd., Yoon Seok Ko of Daejeon (KR) for lg energy solution, ltd., Tae Yeong Im of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0569, H01M4/02, H01M4/04, H01M4/36, H01M4/38, H01M4/505, H01M4/525, H01M4/583, H01M10/0567, H01M10/0568
CPC Code(s): H01M10/0569
Abstract:
Inventor(s): Yoon Gyo Cho of Daejeon (KR) for lg energy solution, ltd., Sung Guk Park of Daejeon (KR) for lg energy solution, ltd., Jeong Woo Oh of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0569, H01M4/02, H01M4/38
CPC Code(s): H01M10/0569
Abstract: provided is a non-aqueous electrolyte including a lithium salt and an organic solvent, wherein the organic solvent includes a compound represented by formula 1 in an amount of 25 wt % to 80 wt % based on the total non-aqueous electrolyte:
Inventor(s): Yoon Gyo Cho of Daejeon (KR) for lg energy solution, ltd., Sung Guk Park of Daejeon (KR) for lg energy solution, ltd., Jeong Woo Oh of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0569, H01M4/02, H01M4/38
CPC Code(s): H01M10/0569
Abstract:
Inventor(s): Seong Won Choi of Daejeon (KR) for lg energy solution, ltd., Su Taek Jung of Daejeon (KR) for lg energy solution, ltd., Jihoon Ryu of Daejeon (KR) for lg energy solution, ltd., Sangho Bae of Daejeon (KR) for lg energy solution, ltd., Minwook Kim of Daejeon (KR) for lg energy solution, ltd., Won Kyung Shin of Daejeon (KR) for lg energy solution, ltd., Yong Jun Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0583, H01M10/0565, H01M50/105, H01M50/46
CPC Code(s): H01M10/0583
Abstract: an electrode assembly includes electrodes and separators alternately stacked. a first adhesive part is formed between at least one of the electrodes and at least one of the separators, and a second adhesive part is formed between adjacent separators. the second adhesive part is located outwardly relative to the first adhesive part.
Inventor(s): Jae-Gil LEE of Daejeon (KR) for lg energy solution, ltd., Ji-Young KIM of Daejeon (KR) for lg energy solution, ltd., Dae-Sung JANG of Daejeon (KR) for lg energy solution, ltd., Sun-Woo HWANG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0585, H01M4/13, H01M10/052
CPC Code(s): H01M10/0585
Abstract: an electrode composite membrane and an electrochemical device including the same are provided. the electrode composite membrane includes: an electrode plate having an electrode portion and a reinforcing material portion; an electrolyte membrane disposed on one surface of the electrode plate; a support disposed on the other surface of the electrode plate; and an adhesive portion disposed at least at a part of a portion where the electrode plate and the support face each other, wherein the electrode portion includes a current collector and an active material layer disposed on at least one surface of the current collector, the electrolyte membrane is in close contact with the electrode portion and the reinforcing material portion with no spacing therebetween, while being in contact with at least a part of the active material layer, and the reinforcing material portion has a thickness equal to or smaller than a thickness of the electrode portion, is disposed in such a manner that it surrounds all or at least a part of a perimeter of a lateral side of the electrode portion and is in contact with the lateral side of the electrode portion with no spacing therebetween.
20250007012. BATTERY DEVICE AND BALANCING METHOD_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Younghwan JEON of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/42, H01M10/44
CPC Code(s): H01M10/425
Abstract: a plurality of positive switches are respectively connected between positive terminals of a plurality of battery packs and a first node, and a plurality of negative switches are respectively connected between negative terminals of the plurality of battery packs and a second node. a first switch is connected between the first node and a positive link terminal and a second switch is connected between the second node and a negative link terminal. a third switch and a resistor are connected in series between the first node and the second node. a processor controls the plurality of positive switches, the plurality of negative switches, the first switch, the second switch, and the third switch to perform balancing of at least some of the plurality of battery packs.
Inventor(s): Sung Hwan JANG of Daejeon (KR) for lg energy solution, ltd., Kyung Hwan JUNG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/613, H01M10/625, H01M10/6562, H01M10/658, H01M50/244, H01M50/249, H01M50/505
CPC Code(s): H01M10/613
Abstract: a battery pack including a housing, a battery assembly, and a first cover. the housing includes an opening and a first surface opposite the opening. the battery assembly is accommodated in the housing. the first cover is coupled to the housing and covers the opening. the first side of the battery assembly is coupled to a first side of the first cover. a second side of the battery assembly is spaced apart from the first surface of the housing.
Inventor(s): Min Yong Jung of Daejeon (KR) for lg energy solution, ltd., Bum Choi of Daejeon (KR) for lg energy solution, ltd., Jong Yoon Keum of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/6567, H01M10/613, H01M10/6556, H01M50/119, H01M50/124, H01M50/141, H01M50/145, H01M50/24
CPC Code(s): H01M10/6567
Abstract: a battery cell manufacturing method comprises scratching a partial region of a plating layer of unit plate material to form a scratch region on the unit plate material; bonding a sacrificial metal sheet to one side of the unit plate material to cover the scratch region; and processing the unit plate material into a cylindrical shape so that the sacrificial metal sheet is exposed to the outside. a battery cell and battery module according to the same are also provided.
Inventor(s): Jong Yoon Keum of Daejeon (KR) for lg energy solution, ltd., Bum Choi of Daejeon (KR) for lg energy solution, ltd., Hee Gyu Kim of Daejeon (KR) for lg energy solution, ltd., Jae Heon Chung of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/145, H01M10/613, H01M10/6567, H01M50/119, H01M50/121, H01M50/124, H01M50/141, H01M50/24
CPC Code(s): H01M50/145
Abstract: a battery cell and a battery module include a direct water-cooling battery cell and a direct water-cooling battery module. the corrosion resistance of the battery cell can be improved by using a sacrificial metal having a higher metal ionization tendency than that of a battery cell case, and the battery cell can be cooled by using general cooling water for vehicles.
20250007055. Secondary Battery_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Gyung-Soo Kang of Daejeon (KR) for lg energy solution, ltd., Jae-Ho Lee of Daejeon (KR) for lg energy solution, ltd., Hun-Hee Lim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/184, H01M50/105, H01M50/178, H01M50/186
CPC Code(s): H01M50/184
Abstract: a secondary battery according to an embodiment of the present disclosure includes an electrode assembly to which an electrode lead is attached, a case accommodating the electrode assembly, a sealing portion formed to seal the electrode assembly in the case, and a lead film surrounding a portion of the outer surface of the electrode lead and interposed between the electrode lead and the sealing portion. at least a partial region of an edge portion facing the electrode assembly in the lead film is non-linear.
20250007057. BATTERY MODULE_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Chang-Je LEE of Daejeon (KR) for lg energy solution, ltd., Hee-Won CHO of Daejeon (KR) for lg energy solution, ltd., So-Hee LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/211, H01M50/249, H01M50/503, H01M50/516, H01M50/521, H01M50/533, H01M50/557, H01M50/588
CPC Code(s): H01M50/211
Abstract: discussed is a battery module, which may include a plurality of battery cells each having electrode leads protruding in a first direction, the plurality of battery cells being stacked in a second direction; and a bus bar including a body portion and a junction portion, the junction portion being a portion of a body portion that is bent and electrically connected to an electrode lead among the electrode leads.
20250007059. BATTERY MODULE FRAME_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Byung Do JANG of Daejeon (KR) for lg energy solution, ltd., Hyoung Suk LEE of Daejeon (KR) for lg energy solution, ltd., Ju Hwan SHIN of Daejeon (KR) for lg energy solution, ltd., Jae Hyun LEE of Daejeon (KR) for lg energy solution, ltd., Ki Young KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/231, H01M50/224, H01M50/262, H01M50/342
CPC Code(s): H01M50/231
Abstract: a battery module frame accommodates a plurality of battery cells. the battery module frame includes a first layer made of aluminum or aluminum alloy material; a second layer made of metallic material with a mesh structure, and stacked over the first layer; and a third layer made of aluminum or aluminum alloy material, and stacked over the second layer.
Inventor(s): Eun Suk Park of Daejeon (KR) for lg energy solution, ltd., Ji Young Hwang of Daejeon (KR) for lg energy solution, ltd., Yu Jin Lee of Daejeon (KR) for lg energy solution, ltd., Hye Yeong Ju of Daejeon (KR) for lg energy solution, ltd., Sang Hun Kim of Daejeon (KR) for lg energy solution, ltd., Hyung Kyun Yu of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/367, H01M50/105, H01M50/178, H01M50/193, H01M50/197, H01M50/636
CPC Code(s): H01M50/367
Abstract: a pouch cell manufacturing method of the present disclosure prevents the sealing quality of a pouch from being deteriorated by an electrolyte solution, by reducing the amount of the electrolyte solution staining the sealing portion in the pouch, and a pouch cell in which gas inside the pouch can be efficiently discharged to the outside of the pouch is provided. the pouch cell of the present disclosure includes: an electrode assembly; a pouch within which the electrode assembly is accommodated; and a gas discharge pipe that is disposed such that the gas discharge pipe extends from the inside of the pouch to the outside, in which gas inside the pouch can be transmitted through the gas discharge pipe and discharged to the outside of the pouch.
20250007085. BATTERY MODULE_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Jeong-Hoon PARK of Daejeon (KR) for lg energy solution, ltd., Soo-Youl KIM of Daejeon (KR) for lg energy solution, ltd., Hye-Mi JUNG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/383, B60L50/64, H01M10/658, H01M50/211, H01M50/293, H01M50/503, H01M50/505
CPC Code(s): H01M50/383
Abstract: a battery module may be configured to include a frame providing an interior space; a plurality of battery cells accommodated inside the frame and disposed in the left-right direction; a bus bar frame assembly located in front of the plurality of battery cells and electrically connected to the plurality of battery cells; and a barrier disposed between the plurality of battery cells and configured such that a front edge is covered by a fire-resistant coating portion.
Inventor(s): Seung-Hyun KIM of Daejeon (KR) for lg energy solution, ltd., Young-Hoo OH of Daejeon (KR) for lg energy solution, ltd., Seung-Min OK of Daejeon (KR) for lg energy solution, ltd., Sang-Hyun JO of Daejeon (KR) for lg energy solution, ltd., Young-Bum CHO of Daejeon (KR) for lg energy solution, ltd., Sung-Goen HONG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/383, A62C3/16, H01M50/211, H01M50/682
CPC Code(s): H01M50/383
Abstract: a battery module includes at least one battery cell, a module case accommodating the at least one battery cell, at least one leakage prevention pocket provided in the module case to prevent leakage of flame or spark in case of an abnormal situation of the at least one battery cell, and a fire extinguishing agent injection unit provided to the at least one leakage prevention pocket and configured to inject a fire extinguishing agent into the module case in the event of the abnormal situation.
Inventor(s): Ji Min PARK of Daejeon (KR) for lg energy solution, ltd., Joo Hwan SUNG of Daejeon (KR) for lg energy solution, ltd., Kyung Hwan JUNG of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/474, H01M50/103, H01M50/15, H01M50/477, H01M50/489
CPC Code(s): H01M50/474
Abstract: provided is a prismatic secondary battery, in one example the prismatic secondary battery including: a case including an opening; an electrode assembly stored within the case; and a cap plate coupled to the opening in the case, and having electrode terminals of a positive electrode and a negative electrode, and is provided with at least one of: an upper insulator occupying a first space between the cap plate and an upper surface of the electrode assembly, and a second space between the case and at least two opposing surfaces among front, back, left and right surfaces of the electrode assembly, and a lower insulator occupying a third space between a bottom surface of the case and a lower surface of the electrode assembly, and a fourth space between the case and at least two opposing surfaces among the front, back and left surfaces of the electrode assembly.
Inventor(s): Dai Hien Li of Daejeon (KR) for lg energy solution, ltd., Tae Young Moon of Daejeon (KR) for lg energy solution, ltd., Won Jong Lee of Daejeon (KR) for lg energy solution, ltd., Tae Hyun Kim of Daejeon (KR) for lg energy solution, ltd., Hyun Chul Jung of Daejeon (KR) for lg energy solution, ltd., Hoyoung KIm of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/595, H01M10/052, H01M10/42, H01M50/178, H01M50/533, H01M50/586
CPC Code(s): H01M50/595
Abstract: the present disclosure relates to a battery cell for a secondary battery in which an electrode assembly including a cathode, an anode, and a separator interposed between the cathode and the anode is incorporated in a battery case.
Inventor(s): Dai Hien Li of Daejeon (KR) for lg energy solution, ltd., Tae Young Moon of Daejeon (KR) for lg energy solution, ltd., Won Jong Lee of Daejeon (KR) for lg energy solution, ltd., Tae Hyun Kim of Daejeon (KR) for lg energy solution, ltd., Hyun Chul Jung of Daejeon (KR) for lg energy solution, ltd., Hoyoung KIm of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/595, H01M10/052, H01M10/42, H01M50/178, H01M50/533, H01M50/586
CPC Code(s): H01M50/595
Abstract: the cathode has a cathode tab extending from a cathode current collector formed on one side, and the anode has an anode tab extending from an anode current collector formed on one side. at a top area of the electrode assembly where the cathode tab and the anode tab protrude, the cathode tab and the anode tab each have a first bent portion and a second bent portion that are bent in a v shape.
Inventor(s): Dai Hien Li of Daejeon (KR) for lg energy solution, ltd., Tae Young Moon of Daejeon (KR) for lg energy solution, ltd., Won Jong Lee of Daejeon (KR) for lg energy solution, ltd., Tae Hyun Kim of Daejeon (KR) for lg energy solution, ltd., Hyun Chul Jung of Daejeon (KR) for lg energy solution, ltd., Hoyoung KIm of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/595, H01M10/052, H01M10/42, H01M50/178, H01M50/533, H01M50/586
CPC Code(s): H01M50/595
Abstract: a protective tape is attached to the first bent portion, the second bent portion, and top areas of the electrode assembly adjacent to the first and second bent portions so as to cover them, and
LG ENERGY SOLUTION, LTD. patent applications on January 2nd, 2025
- LG ENERGY SOLUTION, LTD.
- B60L53/68
- B60L53/30
- B60L53/65
- B60L53/66
- G01R31/392
- CPC B60L53/68
- Lg energy solution, ltd.
- B65H20/02
- H01M4/04
- CPC B65H20/02
- G01B11/02
- H01M10/42
- CPC G01B11/02
- G01N27/04
- CPC G01N27/041
- G01R31/367
- G01R31/389
- G01R31/52
- H01M50/583
- CPC G01R31/367
- H01M4/02
- H01M4/38
- H01M10/0525
- CPC H01M4/0404
- H01M10/052
- H01M10/0587
- H01M50/109
- CPC H01M4/0445
- H01M4/36
- C01G53/00
- H01M4/131
- H01M4/134
- H01M4/46
- H01M4/525
- CPC H01M4/366
- H01M4/66
- H01M10/04
- H01M50/533
- CPC H01M4/668
- CPC H01M10/0404
- H01M10/0569
- H01M4/505
- H01M4/583
- H01M10/0567
- H01M10/0568
- CPC H01M10/0569
- H01M10/0583
- H01M10/0565
- H01M50/105
- H01M50/46
- CPC H01M10/0583
- H01M10/0585
- H01M4/13
- CPC H01M10/0585
- H01M10/44
- CPC H01M10/425
- H01M10/613
- H01M10/625
- H01M10/6562
- H01M10/658
- H01M50/244
- H01M50/249
- H01M50/505
- CPC H01M10/613
- H01M10/6567
- H01M10/6556
- H01M50/119
- H01M50/124
- H01M50/141
- H01M50/145
- H01M50/24
- CPC H01M10/6567
- H01M50/121
- CPC H01M50/145
- H01M50/184
- H01M50/178
- H01M50/186
- CPC H01M50/184
- H01M50/211
- H01M50/503
- H01M50/516
- H01M50/521
- H01M50/557
- H01M50/588
- CPC H01M50/211
- H01M50/231
- H01M50/224
- H01M50/262
- H01M50/342
- CPC H01M50/231
- H01M50/367
- H01M50/193
- H01M50/197
- H01M50/636
- CPC H01M50/367
- H01M50/383
- B60L50/64
- H01M50/293
- CPC H01M50/383
- A62C3/16
- H01M50/682
- H01M50/474
- H01M50/103
- H01M50/15
- H01M50/477
- H01M50/489
- CPC H01M50/474
- H01M50/595
- H01M50/586
- CPC H01M50/595