发明名称 |
Protection device for a pipe joint of the bell and spigot type |
摘要 |
Device for protecting a sleeve-shaped connection between two assembled pipes comprises a stepped sleeve made of elastic material which slides over the connection. The sleeve (4) has on its outer surface at least one rib-like protrusion (9) extending in the axial direction and ending a short distance before the two ends (10, 11) of the sleeve. |
申请公布号 |
EP1174655(A1) |
申请公布日期 |
2002.01.23 |
申请号 |
EP20010114532 |
申请日期 |
2001.06.16 |
申请人 |
WEBERIT-WERKE DRAEBING GMBH |
发明人 |
DRAEBING, NORBERT |
分类号 |
F16L55/17;F16L55/178;F16L58/18 |
主分类号 |
F16L55/17 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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