| 发明名称 |
Electronics cooling fan with collapsible fan blade |
| 摘要 |
An electronics cooling fan comprises at least one collapsible fan blade driven by centrifugal force to extend radially as the fan spins and driven by elastic force to retract as spinning slows or stops.
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| 申请公布号 |
US7354246(B2) |
申请公布日期 |
2008.04.08 |
| 申请号 |
US20050260095 |
申请日期 |
2005.10.26 |
| 申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
MALONE CHRISTOPHER G.;SIMON GLENN C.;ESPINOZA-IBARRA RICARDO |
| 分类号 |
F01D5/00;H05K7/20 |
主分类号 |
F01D5/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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