Patent · US Active

Solid body

US9719921B2 · kind B2 · utility

0Cited by
4References
9Claims
0Family size

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Key dates

Filing dateMay 29, 2013
Grant dateAug 1, 2017
Priority date
Expiry dateJul 19, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/4785
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A solid body for adjusting, calibrating and/or function checking of a turbidity sensor, which works with electromagnetic waves, especially light, of at least a first wavelength, and wherein the solid body is transparent at least for the light of the first wavelength, characterized in that at least a first region is provided in the solid body, where at least incident light of the first wavelength is scattered. The scattered light is a measure for turbidity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.