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公开(公告)号：US20190082503A1
公开(公告)日：2019-03-14
申请号：US16084489
申请日：2017-12-19
Applicant: LG Chem, Ltd.
Inventor： Yoon Bong Wi , Tae Won Kang , Sang Jin Woo , Dong Hyeuk Park , Jung Jae Lee
Abstract: A battery cell manufacturing apparatus for forming a sealing surplus portion includes a cradle configured to fix and mount a battery cell; one or more induction heating coils formed by winding an electrical wire at least one time at a position corresponding to an outer periphery of a pouch type case to generate an induced current in the outer periphery on which the sealing surplus portion is to be formed; a power supply configured to supply an alternating current to the induction heating coils; and at least two pressing members configured to press both sides of the outer periphery on which the sealing surplus portion is to be formed, wherein the outer periphery is induction-heated by a magnetic field generated in the induction heating coils and up to a temperature at which heat fusion is possible to form the sealing surplus portion.
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公开(公告)号：US10863590B2
公开(公告)日：2020-12-08
申请号：US16084489
申请日：2017-12-19
Applicant: LG Chem, Ltd.
Inventor： Yoon Bong Wi , Tae Won Kang , Sang Jin Woo , Dong Hyeuk Park , Jung Jae Lee
Abstract: A battery cell manufacturing apparatus for forming a sealing surplus portion includes a cradle configured to fix and mount a battery cell; one or more induction heating coils formed by winding an electrical wire at least one time at a position corresponding to an outer periphery of a pouch type case to generate an induced current in the outer periphery on which the sealing surplus portion is to be formed; a power supply configured to supply an alternating current to the induction heating coils; and at least two pressing members configured to press both sides of the outer periphery on which the sealing surplus portion is to be formed, wherein the outer periphery is induction-heated by a magnetic field generated in the induction heating coils and up to a temperature at which heat fusion is possible to form the sealing surplus portion.
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公开(公告)号：US11581520B2
公开(公告)日：2023-02-14
申请号：US16604386
申请日：2018-12-19
Applicant: LG Chem, Ltd.
Inventor： Sang Jin Woo , Tae Hwan Chung , Sin Young Park , Tae Won Kang , Ji Soo Park , Dong Hyeuk Park , Chang Bum Ahn , Jae Hong Kim
Abstract: The present invention relates an electrode notching apparatus. The electrode notching apparatus comprises: a notching unit shaping an electrode into a predetermined pattern; a heating unit drying the electrode processed by the notching unit; and a collecting unit collecting the electrode dried by the heating unit, wherein the heating unit comprises: a heating body having a drying space through which the electrode supplied by the notching unit passes; and heating members directly heating a surface of the electrode passing through the drying space to dry moisture remaining on the electrode.
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Patent Agency Ranking
4.发明授权公开(公告)号：US11196034B2
公开(公告)日：2021-12-07
申请号：US16330224
申请日：2018-07-16
Applicant: LG Chem, Ltd.
Inventor： Sang Jin Woo , Young Ho Jeon , Sin Young Park , Tae Won Kang , In Tae Chun , Ji Soo Park , Dong Hyeuk Park , Yoon Bong Wi
Abstract: The present invention relates to an electrode heating device that dries an electrode. The electrode heating device comprises a heating body having a drying space through which the electrode passes, and a heating member that directly heats and dries a surface of the electrode that passes through the drying space to remove moisture from the electrode.
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公开(公告)号：US11041675B2
公开(公告)日：2021-06-22
申请号：US16603930
申请日：2018-12-24
Applicant: LG Chem, Ltd.
Inventor： Sang Jin Woo , Sin Young Park , Tae Won Kang , Dong Hyeuk Park , Yoon Bong Wi
Abstract: The present invention relates to an electrode mounting unit comprising: a mounting member comprising a horizontal plate, a vertical plate disposed on a top surface of the horizontal plate, and a shaft which is fixed to the vertical plate and into which an electrode roll is fitted to be mounted; and an unwinding prevention member disposed between the electrode wound around the electrode roll and the horizontal plate to support the electrode wound around the electrode roll so as to prevent the electrode wound around the electrode roll from being unwound.
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公开(公告)号：US20200161629A1
公开(公告)日：2020-05-21
申请号：US16604386
申请日：2018-12-19
Applicant: LG Chem, Ltd.
Inventor： Sang Jin Woo , Tae Hwan Chung , Sin Young Park , Tae Won Kang , Ji Soo Park , Dong Hyeuk Park , Chang Bum Ahn , Jae Hong Kim
Abstract: The present invention relates an electrode notching apparatus. The electrode notching apparatus comprises: a notching unit shaping an electrode into a predetermined pattern; a heating unit drying the electrode processed by the notching unit; and a collecting unit collecting the electrode dried by the heating unit, wherein the heating unit comprises: a heating body having a drying space through which the electrode supplied by the notching unit passes; and heating members directly heating a surface of the electrode passing through the drying space to dry moisture remaining on the electrode.
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7.发明申请公开(公告)号：US20190229324A1
公开(公告)日：2019-07-25
申请号：US16330224
申请日：2018-07-16
Applicant: LG Chem, Ltd.
Inventor： Sang Jin Woo , Young Ho Jeon , Sin Young Park , Tae Won Kang , In Tae Chun , Ji Soo Park , Dong Hyeuk Park , Yoon Bong Wi
Abstract: The present invention relates to an electrode heating device that dries an electrode. The electrode heating device comprises a heating body having a drying space through which the electrode passes, and a heating member that directly heats and dries a surface of the electrode that passes through the drying space to remove moisture from the electrode.
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公开(公告)号：US09590214B2
公开(公告)日：2017-03-07
申请号：US14293540
申请日：2014-06-02
Applicant: LG CHEM, LTD.
Inventor： Sang Jin Woo , Hang Seob Yoon , Tae Won Kang , Jeoung Soo Kim , Sin Young Park , Sang Bong Nam , Hyang Mok Lee
IPC: H01M2/06 , H01M2/08 , H01M2/02 , H01M10/04 , H01M10/052 , H01M10/0587 , H01M2/04
CPC classification number: H01M2/022 , H01M2/0404 , H01M2/0408 , H01M2/0473 , H01M2/06 , H01M10/0431 , H01M10/0436 , H01M10/052 , H01M10/0587
Abstract: The present invention relates to a secondary battery structure. The secondary battery structure includes: a can; an electrode assembly accommodated in the can, the electrode assembly including a cathode tab and an anode tab; a cap plate sealing an opened upper end of the can; and an upper insulator disposed between the can and the cap plate, the upper insulator having a cathode tab hole for the cathode tab, an anode tab hole for the anode tab, and an injection/impregnation hole for injecting and impregnating, wherein each of the cathode tab hole, the anode tab hole, and the injection/impregnation hole extends in a length or width direction of the upper insulator and is symmetrical with respect to at least one of a line (a) that equally divides the upper insulator in a width direction and a line (b) that equally divides the upper insulator in a length direction.
Abstract translation: 本发明涉及二次电池结构。 二次电池结构包括：罐; 容纳在罐中的电极组件，所述电极组件包括阴极片和阳极片; 封盖罐的敞开的上端的盖板; 以及设置在罐和盖板之间的上绝缘体，上绝缘体具有用于阴极接线片的阴极接头孔，用于阳极接头的阳极接头孔，以及用于注入和浸渍的注入/浸渍孔， 阴极接头孔，阳极接头孔和注入/浸渍孔在上绝缘体的长度或宽度方向上延伸，并且相对于将上绝缘体等分成宽度的线（a）中的至少一个对称， 方向和在长度方向等分上绝缘体的线（b）。
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