Cooling system
US8374731B1 · kind B1 · utility
17Cited by
8References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 24, 2008 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Oct 8, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/70
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A cooling system includes at least three fan units. A control unit operates each one of the at least three fan units, The control unit (a) operates only a selected two of the fan units, one of the at least three fan units being unselected and being inhibited from operation; (b) monitors operation of said selected two of fan units for a failure; and (c) upon detection of a failure in one of said selected two fan units, inhibits operation of the failed one of fan units and operating the unselected one of the at least three fan units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.