Patent · US Expired

Method of and apparatus for measuring planarity of metal strip

US6164104A · kind A · utility

5Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1999
Grant dateDec 26, 2000
Priority date
Expiry dateSep 23, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB21B38/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The planarity of a strip, especially metal strip is measured in a measurement zone in which the tension of the strip has been reduced in a targeted way by braking the strip. The braking force should be practically equal to the strip tension.

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