发明名称 |
Two piece separable impeller and inner drive for pump |
摘要 |
A separable impeller and inner drive are constructed from different plastics. The inner drive includes a metallic drive ring that receives drive lugs extending from the impeller. A bushing directly supports the inner drive and impeller and maintains extensions from the impeller in engagement with an annular groove in the inner drive.
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申请公布号 |
US7500829(B2) |
申请公布日期 |
2009.03.10 |
申请号 |
US20050098336 |
申请日期 |
2005.04.04 |
申请人 |
SUNDYNE CORPORATION |
发明人 |
EDWARDS STANLEY W.;MCGILVREY LOREN G.;SWENSON SHELDON |
分类号 |
F04D29/20 |
主分类号 |
F04D29/20 |
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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