Patent · US Expired

System and process for measuring and correcting the values of a parameter of a sheet material

US4678915A · kind A · utility

23Cited by
4References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1985
Grant dateJul 7, 1987
Priority date
Expiry dateMar 14, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01B2210/46
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A system for measuring the values of a parameter of a sheet of material is provided. The system includes a head system with sensors mounted therein and a distance correction system to correct the measured parameter for variations in the distance between parts of the head system.

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