Liquid level controller
US4182363A · kind A · utility
59Cited by
9References
5Claims
0Family size
Inventor
Key dates
| Filing date | Nov 24, 1978 |
| Grant date | Jan 8, 1980 |
| Priority date | — |
| Expiry date | Nov 24, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7306
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A durable, long lasting liquid level controller utilizing an encapsulated, low current, solid state circuit, projecting metal probes arranged to minimize erroneous readings due to liquid adhering to the probes and a wave discriminating means as part of the encapsulated solid state circuitry, said wave discriminating means serving to eliminate false signals resulting from splash or wave action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.