发明名称 A PIPE CONNETCTOR
摘要 PURPOSE: A connector for a sewer pipe is provided to stably maintain the connected state of a sewer pipe even if earth pressure is applied laterally. CONSTITUTION: A connector(100) for a sewer pipe comprises a fastening pipe(10) and watertight rings(20). The fastening pipe has one or more corrugated protrusions and an end protrusion. The corrugated protrusions are protruded outward from both sides of the fastening pipe. The end protrusion is protruded inward from the center of the fastening pipe to support the ends of sewer pipes(1). The watertight rings are inserted between the fastening pipe and the sewer pipes and have protrusions corresponding to the inner walls of the corrugated protrusions of the fastening pipe.
申请公布号 KR101164187(B1) 申请公布日期 2012.09.03
申请号 KR20110105480 申请日期 2011.10.14
申请人 CHOE, YONG GYU;HANMI PLASTIC CO., LTD. 发明人 CHOE, YONG GYU
分类号 E03F3/04;F16L21/02;F16L21/06 主分类号 E03F3/04
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