青岛港获得实用新型专利授权：“一种用于更换轮胎吊自动插拔取电小车碳刷的专用工具”

证券之星企业动态2025-07-15

证券之星消息，根据天眼查APP数据显示青岛港（601298）新获得一项实用新型专利授权，专利名为“一种用于更换轮胎吊自动插拔取电小车碳刷的专用工具”，专利申请号为CN202421994201.3，授权日为2025年7月15日。专利摘要：本实用新型提供一种用于更换轮胎吊自动插拔取电小车碳刷的专用工具，涉及轮胎吊自动插拔取电小车的更换技术领域，其包括支架，支架的一端安装有固定底座，支架的另一端安装有...

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