Patent · US Expired

Workpiece positioning system for beta ray measuring instruments

US4449048A · kind A · utility

4Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1982
Grant dateMay 15, 1984
Priority date
Expiry dateSep 29, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N23/203
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A beta backscatter type of measuring instrument including a workpiece positioning system to permit precise prepositioning of the workpiece surface to be subjected to radiation preparatory to moving the radiation source into operative proximity therewith.

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