发明名称 |
APPARATUS FOR CONTROLLING LIQUID FLOW |
摘要 |
<p>The damping device has a transition section of increasing cross-sectional area with a perforated plate extending across the downstream end. The perforated plate has ducts which increase in cross-sectional area in a step-wise manner. The transition section may have a parabolic profile, a conical profile, an arcuate profile or may be formed of a sequence of conical parts.</p> |
申请公布号 |
JPS5314809(A) |
申请公布日期 |
1978.02.09 |
申请号 |
JP19770085718 |
申请日期 |
1977.07.19 |
申请人 |
ESCHER WYSS GMBH |
发明人 |
ARUFURETSUDO BUBITSUKU;HANSU YOASHIMU SHIYURUTSU |
分类号 |
D21F1/02;D21F1/00;D21F1/06;F15D1/06;F16L55/04;F16L55/052 |
主分类号 |
D21F1/02 |
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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