发明名称 TUNNEL SEGMENT CROSS GASKET
摘要 <p>A tunnel segment radial cross gasket includes a base side or face and a top side or face. A plurality of longitudinally extending spaced parallel grooves are disposed on the base side. One or more longitudinally oriented bores, which are spaced from each other, extend through the gasket. The top face of the gasket includes first and second sections, with the second section being tapered or angled in relation to the first section.</p>
申请公布号 CA2876881(A1) 申请公布日期 2015.07.08
申请号 CA20152876881 申请日期 2015.01.08
申请人 CSI TUNNEL SYSTEMS 发明人 CARR, DENNIS
分类号 E21D11/08;E21D11/38 主分类号 E21D11/08
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