发明名称 TEMPORARY NIGHT PIPE CAP
摘要 A temporary night pipe cap is disclosed. The pipe cap has a gasket, a plate, a pressure relief valve and a plurality of high pressure clamps. The system is removably installed over a water pipe opening at street level or in the ground so that water pressure can be restored for the time period when work on the water pipe ends for the day.
申请公布号 WO2016109402(A2) 申请公布日期 2016.07.07
申请号 WO2015US67620 申请日期 2015.12.28
申请人 SCHAAFF, MICHAEL, J. 发明人 SCHAAFF, MICHAEL, J.
分类号 F16L55/115;E03B7/07 主分类号 F16L55/115
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