| 发明名称 |
Oppositely skewed counter-rotating fans |
| 摘要 |
A counter-rotating fan which comprises a forward-skewed upstream rotor and a backskewed downstream rotor. The counter-rotating fan may be used in a cooling module with a heat exchanger, for example as an engine cooling fan in a vehicle.
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| 申请公布号 |
US5931640(A) |
申请公布日期 |
1999.08.03 |
| 申请号 |
US19970954289 |
申请日期 |
1997.10.17 |
| 申请人 |
ROBERT BOSCH CORPORATION |
发明人 |
VAN HOUTEN, ROBERT J.;HICKEY, ROBERT I. |
| 分类号 |
F01D1/24;F04D19/02;F04D29/38;F04D29/58;(IPC1-7):B63H5/10 |
主分类号 |
F01D1/24 |
| 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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