Wiper and brush device for cleaning water quality sensors
US6779383B2 · kind B2 · utility
33Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2003 |
| Grant date | Aug 24, 2004 |
| Priority date | — |
| Expiry date | Mar 15, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/152
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A sonde comprising a first sensor and a second sensor adjacent the first sensor, the first sensor including an optical window and a wiper element, the wiper element rotating on a shaft extending from the first sensor so as to clean debris from the window, a brush extending from the wiper element beyond the perimeter of the first sensor such that the brush contacts the adjacent second sensor and removes debris which accumulates on the second sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.