比亚迪申请圆柱电池及用电设备相关专利，可保证焊接质量

市场资讯2025-09-30

国家知识产权局信息显示，比亚迪股份有限公司申请一项名为“圆柱电池及具有其的用电设备”的专利，公开号CN120728183A，申请日期为2024年03月。专利摘要显示，本发明公开了一种圆柱电池及具有其的用电设备，圆柱电池包括极芯和集流盘，极芯形成为圆柱状，在极芯的轴向上，极芯的至少一侧设有极耳焊接区域，集流盘适于与极耳焊接区域焊接连接，在平行极芯的径向方向上，集流盘从外到内设有外环区域、中环区域和...

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