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发明名称
一种通信管道封堵塞
摘要
一种通信管道封堵塞,包括:截面呈梯形的圆锥封堵块,其特征在于截面呈梯形的圆锥封堵块外侧面设置1个以上的紧固肋,截面呈梯形的圆锥封堵块顶端面设置拔柄。本实用新型结构的通信管道封堵塞具有结构简单,可重复使用,安装、拆卸操作方便,耐腐蚀性能好,适应范围广及密封效果好等优点。
申请公布号
CN2332871Y
申请公布日期
1999.08.11
申请号
CN97244723.7
申请日期
1997.11.03
申请人
程远惠;杨守家
发明人
程远惠;杨守家
分类号
F16L55/11
主分类号
F16L55/11
代理机构
代理人
主权项
1.一种通信管道封堵塞,包括:截面呈梯形的圆锥封堵块,其特征在于截面呈梯形的圆锥封堵块[1]外侧面设置一个以上的紧固肋[2]。
地址
250001山东省济南市市中区胜利大街4号
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