Apparatus for reducing energy consumption within an unoccupied room
US7784677B2 · kind B2 · utility
1Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2007 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Nov 28, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An apparatus for managing energy consumption in an unoccupied room having a keycard actuated card and a plurality of appliance control units interposed between electrical appliances and their power sources such that the card reader wirelessly transmits signals to the appliance control units upon insertion and removal of the keycard and the appliance control units energize the appliances only when the keycard is present in the card reader.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.