Optical non-contact sensor for detecting material level in a container
US7399985B2 · kind B2 · utility
5Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2006 |
| Grant date | Jul 15, 2008 |
| Priority date | — |
| Expiry date | Jul 13, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/2928
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A detection system for determining material level in a container where the container has an opening and an optical window mounted to the opening. A sensor element is mounted to the container adjacent the window. The sensor element has an optical emitter and an optical receiver positioned to form a triangular vertex with the material surface level within the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.