发明名称 Cover assembly for sealing openings in an outer pipe part and an inner pipe part
摘要 <p>Assembly of an inner cover (4) and an outer cover (6) for respectively sealing an opening in an inner pipe part (1) and an opening in an outer pipe part (2). The inner pipe part (1) is held coaxially in an outer pipe part (2). There is a space between the inner pipe part (1) and the outer pipe part (2). The opening in the outer pipe part (2) and the opening in the inner pipe part (1) lie in line with one another, as seen in the radial direction. In the mounted position, the outer cover (6) is arranged on the opening in the outer pipe part (2) by means of securing means (7, 9) and, in this position, holds the inner cover (4) on the opening in the inner pipe part (1). &lt;IMAGE&gt;</p>
申请公布号 EP1293720(A1) 申请公布日期 2003.03.19
申请号 EP20020078913 申请日期 2002.09.17
申请人 INTERACTIVE BOUWPRODUKTEN B.V. 发明人 NOORLANDER, HANS NICOLAAS;KISTEMAKER, ALBERT-JAN
分类号 F16L55/11;F16L55/115;(IPC1-7):F16L55/11 主分类号 F16L55/11
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