金融界2025年8月2日消息,国家知识产权局信息显示,比亚迪精密制造有限公司取得一项名为“用于双向阀的密封组件、双向阀和车辆”的专利,授权公告号CN223178188U,申请日期为2024年10月。专利摘要显示,本实用新型公开了一种用于双向阀的密封组件、双向阀和车辆,所述密封组件包括:主体,所述主体适于套设在所述双向阀的阀芯的外周侧;第一密封件和第二密封件,所述第一密封件和所述第二密封件设在所述...
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