发明名称 Coupling for pipes and coupling device with at least two such couplings
摘要 <p>The coupling (20) has a pipe socket (24) introduced in end sections of pipes (12), which are introduced into a receiving chamber (32). A sleeve (30) is partially arranged around a base body (22), and an annular shoulder (28) is provided at an end of the pipe socket. A retaining element (40) outwardly engages the pipes, and resists movement of the pipes out of the receiving chamber. An inner retaining unit is arranged in an annular groove (48) of the pipe socket and is formed by a meander-like ring (46). The sleeve and the retaining element are formed as single-piece.</p>
申请公布号 EP2246605(B1) 申请公布日期 2013.04.03
申请号 EP20090159240 申请日期 2009.04.30
申请人 FRAENKISCHE ROHRWERKE GEBR. KIRCHNER GMBH + CO KG 发明人 WELSCH, THOMAS
分类号 F16L33/22;F16L37/091 主分类号 F16L33/22
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