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公开(公告)号：US12234112B2
公开(公告)日：2025-02-25
申请号：US17915030
申请日：2021-07-06
Applicant: LG Energy Solution, Ltd.
Inventor： Young Soo Lee , Jin Soo Lee , Hong Ju Hwang , Seung Hoo Lee
Abstract: A tape attachment apparatus includes a tape supply unit configured to provide a tape to be attached to a tip of an electrode roll, a tape attachment unit configured to attach the tape provided by the tape supply unit to the electrode roll, and a frame configured to allow the tape attachment unit to be mounted to the frame. A tape attachment process to prevent unwinding of the electrode roll is automatically performed.
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公开(公告)号：US20230055489A1
公开(公告)日：2023-02-23
申请号：US17915030
申请日：2021-07-06
Applicant: LG Energy Solution, Ltd.
Inventor： Young Soo Lee , Jin Soo Lee , Hong Ju Hwang , Seung Hoo Lee
Abstract: A tape attachment apparatus includes a tape supply unit configured to provide a tape to be attached to a tip of an electrode roll, a tape attachment unit configured to attach the tape provided by the tape supply unit to the electrode roll, and a frame configured to allow the tape attachment unit to be mounted to the frame. A tape attachment process to prevent unwinding of the electrode roll is automatically performed.
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公开(公告)号：US20230371131A1
公开(公告)日：2023-11-16
申请号：US18030016
申请日：2022-06-27
Applicant: LG Energy Solution, Ltd.
Inventor： Heeyoung So , Jin Soo Lee , Youngsoo Lee , Hong Ju Hwang , Taemin Hwang , Dongyeon Keum
IPC: H05B3/00 , H01M10/04 , H05B1/02 , H01M10/654
CPC classification number: H05B3/0038 , H01M10/0404 , H01M10/654 , H05B1/023 , H05B2203/032
Abstract: One aspect of the present disclosure relates to a secondary battery lamination device, and more particularly, the secondary battery lamination device includes an infrared LED heat source portion including a plurality of individually controllable infrared LED lamps and a pressurizing portion, thereby manufacturing a battery with improved uniformity of adhesive strength and air permeability between the positive electrode, the separator, and the negative electrode.
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公开(公告)号：US20230119768A1
公开(公告)日：2023-04-20
申请号：US17913931
申请日：2021-07-08
Applicant: LG Energy Solution, Ltd.
Inventor： Seung Hoo Lee , Jin Soo Lee , Young Soo Lee , Hong Ju Hwang
Abstract: An electrode sheet rewinding apparatus for rewinding an electrode sheet includes a bobbin having a PET film wound therearound, a bobbin holder configured to hold the bobbin, a base plate located under the bobbin holder and configured to support the bobbin holder, a roller type touch roll configured to press an electrode sheet rewound around the bobbin above the bobbin to prevent meandering of the electrode sheet, a vertical plate located at one side of the base plate, the touch roll attached to the vertical plate, and an idle roller unit configured to form a tangential line to the electrode sheet rewound around the bobbin together with the touch roll. The idle roller unit includes an idle roller configured to maintain tension of the electrode sheet and to form a tangential line to the electrode sheet and two driving mechanisms configured to change the position of the idle roller.
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公开(公告)号：US12237545B2
公开(公告)日：2025-02-25
申请号：US17917742
申请日：2021-07-06
Applicant: LG Energy Solution, Ltd.
Inventor： Young Soo Lee , Jin Soo Lee , Hong Ju Hwang , Seung Hoo Lee
IPC: B32B41/00 , B65H35/00 , H01M50/536
Abstract: An electrode roll connection automation apparatus is configured for uniformly maintaining the width of electrode tabs in a process of connecting electrode sheets to each other and for automatically connecting the electrode sheets to each other. The electrode roll connection automation apparatus includes first and second supply units, a connection unit, and an electrode tab sensing unit. The first and the second supply units are configured to supply first and second electrode sheets, respectively, on which electrode tabs are formed. The connection unit is configured to connect the first electrode sheet and the second electrode sheet to each other. The electrode tab sensing unit is disposed between the first supply unit and the connection unit. The electrode tab sensing unit is configured to measure the distance between the electrode tabs.
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Patent Agency Ranking
公开(公告)号：US12187563B2
公开(公告)日：2025-01-07
申请号：US17917819
申请日：2021-07-06
Applicant: LG Energy Solution, Ltd.
Inventor： Young Soo Lee , Jin Soo Lee , Hong Ju Hwang , Seung Hoo Lee
Abstract: A tape removal apparatus is configured for automatically removing a tape attached to an electrode roll in order to fix the electrode roll. The tape removal apparatus includes a sensing unit configured to sense the tape attached to the electrode roll, an injection unit configured to inject air toward the tape, a support unit configured to support a non-adhesive portion of the tape, and a gripper configured to fix the non-adhesive portion of the tape together with the support unit.
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公开(公告)号：US20240258558A1
公开(公告)日：2024-08-01
申请号：US18565875
申请日：2022-10-24
Applicant: LG Energy Solution, Ltd.
Inventor： Dongyeon Keum , Hong Ju Hwang
IPC: H01M10/04
CPC classification number: H01M10/0459 , H01M10/0404
Abstract: An electrode assembly folding apparatus for folding an electrode assembly in a zigzag shape according to one embodiment of the present disclosure includes: a supply unit for supplying the electrode assembly that comprises two sheet-shaped separators, a second electrode continuously located between inside surfaces of the separators facing each other, and a first electrode alternately located up and down on outside surfaces of the two separators, wherein a first unit body and a second unit body are alternately connected to each other, with the first electrode of the first unit body being located on an upper side and the first electrode of the second unit body being located on a lower side, a holding unit that holds and transfers the first unit body supplied from the supply unit, and a stack unit that stacks the first unit body transferred by the holding unit.
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公开(公告)号：US20230135675A1
公开(公告)日：2023-05-04
申请号：US17917819
申请日：2021-07-06
Applicant: LG Energy Solution, Ltd.
Inventor： Young Soo Lee , Jin Soo Lee , Hong Ju Hwang , Seung Hoo Lee
Abstract: A tape removal apparatus is configured for automatically removing a tape attached to an electrode roll in order to fix the electrode roll. The tape removal apparatus includes a sensing unit configured to sense the tape attached to the electrode roll, an injection unit configured to inject air toward the tape, a support unit configured to support a non-adhesive portion of the tape, and a gripper configured to fix the non-adhesive portion of the tape together with the support unit.
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公开(公告)号：US12221308B2
公开(公告)日：2025-02-11
申请号：US17913931
申请日：2021-07-08
Applicant: LG Energy Solution, Ltd.
Inventor： Seung Hoo Lee , Jin Soo Lee , Young Soo Lee , Hong Ju Hwang
Abstract: An electrode sheet rewinding apparatus for rewinding an electrode sheet includes a bobbin having a PET film wound therearound, a bobbin holder configured to hold the bobbin, a base plate located under the bobbin holder and configured to support the bobbin holder, a roller type touch roll configured to press an electrode sheet rewound around the bobbin above the bobbin to prevent meandering of the electrode sheet, a vertical plate located at one side of the base plate, the touch roll attached to the vertical plate, and an idle roller unit configured to form a tangential line to the electrode sheet rewound around the bobbin together with the touch roll. The idle roller unit includes an idle roller configured to maintain tension of the electrode sheet and to form a tangential line to the electrode sheet and two driving mechanisms configured to change the position of the idle roller.
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公开(公告)号：US20240283002A1
公开(公告)日：2024-08-22
申请号：US18565873
申请日：2022-10-24
Applicant: LG Energy Solution, Ltd.
Inventor： Dongyeon Keum , Hong Ju Hwang
IPC: H01M10/04
CPC classification number: H01M10/0459 , H01M10/0404
Abstract: An electrode assembly folding apparatus according to one embodiment of the present disclosure includes: a supply unit for supplying the electrode assembly that comprises two sheet-shape separators, a second electrode continuously located between inside surfaces of the separators facing each other, and a first electrode alternately located up and down on outside surfaces of the two separators, wherein a first unit body and a second unit body are alternately connected to each other, and the first electrode of the first unit body is located at an upper side and the first electrode of the second unit body is located at a lower side, a holding unit that holds the first unit body supplied from the supply unit and transfers it through a swing motion, thereby folding the electrode assembly in a zigzag shape, and a stack unit that stacks the first unit body transferred by the holding unit.
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