Water level measurement system
US7629800B2 · kind B2 · utility
6Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2007 |
| Grant date | Dec 8, 2009 |
| Priority date | — |
| Expiry date | Dec 22, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/241
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates to an apparatus to measure water level in a water reservoir by measuring electrical conductivity between electrodes, including a reference electrode, at least one measuring electrode projecting into the water reservoir, and at least one electronic detection circuit to detect a presence of water based on the conductivity measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.