Ambient condition detector with multipe sensors and single control unit
US6897774B2 · kind B2 · utility
26Cited by
8References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2003 |
| Grant date | May 24, 2005 |
| Priority date | — |
| Expiry date | Jun 10, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B17/10
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A device with multiple sensors for detecting multiple alarm conditions coupled to a single control unit provides for monitoring and interrogating air flow through Heating/Ventilation/Air-conditioning (HVAC)-type ducts for changes to ambient conditions such as smoke, heat, gas, and/or relative humidity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.