发明名称 Return valve in particular for use in food or pharmaceutical industry, comprising no depressions or projections at inner surfaces
摘要 <p>The device is designed as a housing (12) to be inserted into a pipe (11) in order to stop or facilitate the flow of a medium, in particular used in the food- or pharmaceutical sector. The inner surface (14) of the inner space is free of any kind of projection or depression in order to avoid some of the substance to remain and to contaminate the fluids or pastes to be moved through the valve (10) at a later stage. The outlet (16) and the inlet (15) are tightly sealed by the valve head (18).</p>
申请公布号 DE102004006632(A1) 申请公布日期 2005.08.25
申请号 DE20041006632 申请日期 2004.02.10
申请人 RITAG RITTERHUDER ARMATUREN GMBH & CO. ARMATURENWERK KG 发明人 GELLWEILER, THOMAS
分类号 F16K15/06;(IPC1-7):F16K15/02;F16L55/10 主分类号 F16K15/06
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