Patent · US Expired

Near infrared measuring instrument with sample holder

US4692620A · kind A · utility

35Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 31, 1985
Grant dateSep 8, 1987
Priority date
Expiry dateMay 31, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S250/91
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Near infrared instrument for measuring constituents such as moisture, protein and oil in materials has a movable sample holder of predetermined thickness depending upon the particular material being measured. The sample holder is moved past a source of near infrared radiation and detector by a mechanical drive.

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