Liquid level sensor
US4386337A · kind A · utility
8Cited by
8References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jun 3, 1980 |
| Grant date | May 31, 1983 |
| Priority date | — |
| Expiry date | Jun 3, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/182
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A sensor for detection of the presence of a predetermined level of fluid in an enclosed reservoir, e.g., oil in an engine crankcase or transmission fluid reservoir, and a system for providing a remote indication of the detection of the existence of the predetermined level. The apparatus includes an electrically conductive float disposed within an encapsulator and movable responsive to the liquid level to provide an indication thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.