| 发明名称 |
Pump with selectable suction ports |
| 摘要 |
A circulator-pump-motor-unit which has two inlet ports and means to change the path of the hot water conveyed between these ports so that either the hot water system or the hydronic system gets heat.
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| 申请公布号 |
US6648595(B2) |
申请公布日期 |
2003.11.18 |
| 申请号 |
US20020054456 |
申请日期 |
2002.01.24 |
| 申请人 |
LAING KARSTEN ANDREAS |
发明人 |
LAING KARSTEN ANDREAS |
| 分类号 |
F04D15/00;F04D29/70;(IPC1-7):F04D29/50 |
主分类号 |
F04D15/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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