凌云股份获得发明专利授权：“一种变截面变曲率闭口防撞梁及横梁制备方法”

证券之星07-07

证券之星消息，根据企查查数据显示凌云股份（600480）新获得一项发明专利授权，专利名为“一种变截面变曲率闭口防撞梁及横梁制备方法”，专利申请号为CN202110525108.2，授权日为2024年7月5日。专利摘要：一种变截面变曲率闭口防撞梁，包括横梁和吸能盒，所述横梁的截形为闭合形状，横梁外侧面在xy平面投影为变曲率曲线，横梁由五段构成，横梁中部为中部段，中部段两侧对称连接过渡段，各过渡段分别...

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