Capacitive liquid level sensor
US5083470A · kind A · utility
33Cited by
12References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1990 |
| Grant date | Jan 28, 1992 |
| Priority date | — |
| Expiry date | Sep 28, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2035/1025
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A capacitance liquid level sensor uses an inductance to isolate the probe of the sensor from the plastic tubing coupled to the probe thus reducing false signals generated by movement of the tubing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.