Fluid level measurement apparatus for mounting in manholes and similar structures
US4205315A · kind A · utility
13Cited by
3References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 12, 1979 |
| Grant date | May 27, 1980 |
| Priority date | — |
| Expiry date | Feb 12, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S13/08
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus for automatically measuring a fluid level beneath a manhole or the like, including a depth gauge supported by a support bracket, having a seat, which clamps to the inner rim of a manhole. The depth gauge is of the reflected microwave type, including transmitting and receiving antennas which fit into the seat of the support bracket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.