Device for the continuous measurement of the liquid level in a container
US4184369A · kind A · utility
8Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 1978 |
| Grant date | Jan 22, 1980 |
| Priority date | — |
| Expiry date | Dec 8, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/268
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A capacitive sensing element for use in a liquid level measuring apparatus, wherein the capacitive sensing element is the oscillation determining element of an oscillator, the sensing element including a plurality of elongate electrodes embedded in an insulating material, and wherein calibration of the sensing element for different containers is obtained by piercing the element and electrodes to provide electrodes of different lengths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.