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公开(公告)号：US20240282975A1
公开(公告)日：2024-08-22
申请号：US18638617
申请日：2024-04-17
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Keqiang LI , Xiaosong LIU , Zhiyang WU , Yi LU
IPC: H01M4/66
Abstract: A device for preparing a current collector assembly includes: a first feeding apparatus configured to provide a transfer film, the transfer film having a base layer and a metal layer formed thereon; a second feeding apparatus configured to provide a bottom film, the bottom film having a first surface and a second surface opposite to the first surface; a coating apparatus configured to applying an adhesive on the first surface to obtain a base film; and a transfer apparatus configured to transfer the metal layer to the base film to obtain the current collector assembly.
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公开(公告)号：US20240088362A1
公开(公告)日：2024-03-14
申请号：US18518068
申请日：2023-11-22
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Zhiyang WU , Changsheng HE , Keqiang LI , Xiaosong LIU
IPC: H01M4/36 , H01M50/209 , H01M50/211
CPC classification number: H01M4/366 , H01M50/209 , H01M50/211 , H01M2220/20
Abstract: An electrode plate, an electrode assembly, and a secondary battery are provided. The electrode plate includes a current collector, an active material layer arranged on one surface of the current collector, and an electrical connection member electrically connected to the current collector. The active material layer is arranged on a main body portion of the current collector, the electrical connection member and the current collector are connected to each other by welding at an edge of the current collector, the welding connection region is referred to as a transfer welding region, and the current collector includes a support layer and an electrically conductive layer arranged on one surface of the support layer. The electrode plate further includes a first insulation layer arranged on a further surface of the current collector and covering at least the entirety of the transfer welding region when viewed in a thickness direction of the electrode plate.
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公开(公告)号：US20230356964A1
公开(公告)日：2023-11-09
申请号：US18356510
申请日：2023-07-21
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Yi LU , Tao FENG , Xinlu FEI , Bin XIE , Keqiang LI , Fenggang ZHAO
IPC: B65G53/00
CPC classification number: B65G53/00
Abstract: A disposal system for battery includes: a moving mechanism; an accommodating mechanism, including a first side and a second side that are opposite each other along a length direction of the accommodating mechanism; a plurality of immersion mechanisms, arranged in sequence along the length direction of the accommodating mechanism, the plurality of immersion mechanisms are movably connected to the accommodating mechanism, and the immersion mechanism accommodates an immersion liquid; and a transfer mechanism, arranged opposite the first side of the accommodating mechanism and configured to transfer waste of a battery to the immersion mechanisms. The accommodating mechanism is provided in plurality, and the plurality of accommodating mechanisms are arranged along a width direction of the accommodating mechanism. In adjacent two of the accommodating mechanisms, the second side of one of the accommodating mechanisms is opposite the first side of another one of the accommodating mechanisms.
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公开(公告)号：US20230127246A1
公开(公告)日：2023-04-27
申请号：US18086431
申请日：2022-12-21
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Yongqiang XU , Xinlu FEI , Bin XIE , Shitong CHEN , Keqiang LI , Tao FENG , Fenggang ZHAO
IPC: H01M4/04 , H01M10/0587 , G01B11/04
Abstract: This application discloses a lithiation device for applying a lithium film on an electrode plate. The lithiation device includes: a rolling mechanism including a first roller and a second roller, the two rollers configured to roll the electrode plate and the lithium film to apply the lithium film on the electrode plate; an adjustment mechanism connected to the rolling mechanism and configured to adjust a gap and/or a rolling force between the first roller and the second roller; a first monitoring mechanism configured to monitor a length of the electrode plate after the electrode plate passes through the rolling mechanism; and a controller configured to control the adjustment mechanism based on a comparison result of the length monitored by the first monitoring mechanism and a target length so that the length of the electrode plate after the electrode plate passes through the rolling mechanism approximates to the target length.
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公开(公告)号：US20190283172A1
公开(公告)日：2019-09-19
申请号：US16285422
申请日：2019-02-26
Applicant: Contemporary Amperex Technology Co., Limited
Inventor： Congmiao WU , Jinwei LIN , Long ZHOU , Xichong ZHANG , Keqiang LI , Zuyu WU
Abstract: The present disclosure relates to a processing apparatus for a secondary battery current collector. The processing apparatus includes: a foil uncoiling roller; a composite current collector uncoiling roller; a welding device; a plurality of driving rollers; and a coiling roller. Both the foil uncoiling roller and the composite current collector uncoiling roller are disposed on a feeding side of the welding device. The welding device is configured to weld foil to a portion of a composite current collector. The plurality of driving rollers is respectively disposed on a feeding side and a discharging side of the welding device, and has an equal line speed. The plurality of driving rollers is configured to drive the overlapped foil and the composite current collector to downstream. The coiling roller is configured to wind up the composite current collector having the foil welded thereon.
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Patent Agency Ranking
公开(公告)号：US20240391124A1
公开(公告)日：2024-11-28
申请号：US18795763
申请日：2024-08-06
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Zhihua WEN , Yitai GUO , Keqiang LI , Cong ZHANG , Yunru SHI , Zhongdi WANG
Abstract: A cutting apparatus includes: a pair of cutting blades; a drive mechanism configured to drive the pair of cutting blades to close or open with respect to each other in a first direction; and a gap adjustment mechanism configured to drive at least one of the pair of cutting blades to move along a second direction before the drive mechanism drives the pair of cutting blades to open, so as to enlarge a movement gap between the pair of cutting blades; where the first direction intersects with the second direction.
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公开(公告)号：US20240390936A1
公开(公告)日：2024-11-28
申请号：US18795283
申请日：2024-08-06
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Yongqiang XU , Junna SHI , Yu CHEN , Keqiang LI , Zhiyang WU , Weifeng CHEN , Jiabao TANG
Abstract: A feeding apparatus and a substrate processing device are provided. The feeding apparatus includes: a material conveying channel including a feeding inlet and a discharging outlet, where the feeding inlet is closer to a first end of the material conveying channel than the discharging outlet, and the discharging outlet is closer to a second end of the material conveying channel than the feeding inlet, the first end and the second end being two opposite ends of the material conveying channel; and a vibration generator disposed at the material conveying channel and configured to generate mechanical vibration to induce the mechanical vibration of the feeding apparatus, and a material entering the material conveying channel through the feeding inlet is conveyed to the discharging outlet under the action of the mechanical vibration and falls out through the discharging outlet under the action of gravity.
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公开(公告)号：US20240272562A1
公开(公告)日：2024-08-15
申请号：US18644211
申请日：2024-04-24
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Xiaosong LIU , Keqiang LI , Zhiyang WU , Yi LU
CPC classification number: G03F7/70991 , B08B3/02 , C25F3/14 , G03F7/168 , G03F7/7075 , B08B2203/02 , H01M4/70
Abstract: A substrate treatment apparatus, comprising: a coating device configured to coat a substrate, which is conveyed at a first speed in a feeding direction, with a material; a drying device configured to receive the substrate, which is coated by means of the coating device, at the first speed and dry the material; an exposure device configured to receive the substrate, which is dried by means of the drying device, at the first speed and continuously convey a mask at the first speed in the feeding direction, the mask being used for regional shading during exposure of the material by means of the exposure device; and an etching device configured to receive the substrate, which is exposed by means of the exposure device, at the first speed and etch the material and a portion of the substrate in an unexposed region of the substrate.
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公开(公告)号：US20240264541A1
公开(公告)日：2024-08-08
申请号：US18612799
申请日：2024-03-21
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Xiaosong LIU , Keqiang LI , Zhiyang WU , Yi LU
CPC classification number: G03F7/70808 , G03F7/2002 , G03F7/2032 , G03F7/7005 , G03F7/7055 , G03F7/70733
Abstract: An exposure apparatus includes a conveying mechanism and an exposure mechanism. The conveying mechanism is configured to convey a substrate, a surface of the substrate being coated with photoresist. The exposure mechanism includes an exposure source and an exposure member. The exposure source is configured to provide light to the substrate. The exposure member includes an exposure section opposite the substrate, where the exposure section is located between the exposure source and the substrate and disposed in close proximity to the substrate, the exposure section has a light-transmitting portion that allows light to be incident on the substrate and a light-shielding portion that prevents light from being incident on the substrate, and the exposure section is configured to keep the light-transmitting portion and the light-shielding portion in synchronized movement with the substrate.
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公开(公告)号：US20240001426A1
公开(公告)日：2024-01-04
申请号：US18226792
申请日：2023-07-27
Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor： Liangzhen DAI , Zhi XIE , Keqiang LI , Jun HU , Dajun NI , Zhihua WEN
CPC classification number: B21D43/006 , H01M10/0404
Abstract: A feeding device may include a first linear driving structure, a second linear driving structure, a delivery structure, and an adjusting structure, where the first linear driving structure may include a first output end configured to reciprocate in a first direction; the second linear driving structure may include a second output end configured to reciprocate in a second direction; one end of the delivery structure may be rotatably connected to the first output end around a first axis, the first axis being perpendicular to the first direction; and the adjusting structure may be configured to connect the other end of the delivery structure to the second output end, such that the delivery structure can be driven by the second output end to rotate around the first axis.
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