Patent · US Expired

Apparatus for contactless measuring of the dimensions of objects

US3947129A · kind A · utility

28Cited by
5References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 3, 1974
Grant dateMar 30, 1976
Priority date
Expiry dateOct 3, 1994

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01B11/08
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The present invention relates to an apparatus for contactless measuring of dimensions of objects, in particular the measurement of the diameter of moving wire in a wire-mill, whereby the contours of the object in one dimension are arranged by means of an optical system to be projected on an opto-electrical member, the output signal of which being a measure of the dimension wanted.

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