发明名称 ZAWOR PLYTKOWY DO SPREZARKI TLOKOWEJ
摘要 <p>In a valve where a port is opened and closed by movement of a lamina away from or towards the port, the lamina is held between two adjacent parts of the valve. To ensure that the lamina is held rigidly in place, it is provided with resiliently deformable projections on its side facing away from the port which it is to close.</p>
申请公布号 PL201301(A1) 申请公布日期 1978.06.05
申请号 PL19770201301 申请日期 1977.10.05
申请人 ENFO GRUNDLAGEN FORSCHUNGS AG 发明人
分类号 F04B39/10;F16K15/16;(IPC1-7):16K/;04B/ 主分类号 F04B39/10
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