发明名称 |
High efficiency pump impeller |
摘要 |
An improved pump impeller using both spaced disc stack and radial vanes to establish pumping, the vanes separated to form a circumferential array of convergent spaces. The vanes may be of increasing thickness towards their outer ends to create the convergent spaces, or a cover plate may have a sloping inside surface to accomplish the space convergency.
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申请公布号 |
US6210116(B1) |
申请公布日期 |
2001.04.03 |
申请号 |
US19990285416 |
申请日期 |
1999.04.02 |
申请人 |
KUCZAJ JOHN E.;OH DONG CHUL |
发明人 |
KUCZAJ JOHN E.;OH DONG CHUL |
分类号 |
F04D1/00;F04D5/00;F04D17/16;F04D29/18;F04D29/22;F04D29/28;(IPC1-7):F04D29/38 |
主分类号 |
F04D1/00 |
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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