<p>To provide a pipe joint having sufficient pipe drawing force, a pipe-fastening ring unit U of double elastic construction, having a C-shaped fastening ring body 5 for clamping as an inner layer and a C-shaped elastic mounted body 10 to augment clamping force added as an outer layer of the elastic fastening ring body 5, is provided.</p>
申请公布号
EP2690337(A4)
申请公布日期
2014.10.01
申请号
EP20120760667
申请日期
2012.03.14
申请人
INOUE SUDARE CO., LTD.;HIGASHIO MECH CO., LTD.;SEKISUI CHEMICAL CO., LTD.
