Patent · US Expired

Doctor unit in a paper machine

US7108766B1 · kind B1 · utility

12Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 2000
Grant dateSep 19, 2006
Priority date
Expiry dateJun 2, 2022

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21G3/005
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A doctor unit in a paper machine includes a blade carrier having a blade holder fitted to the blade carrier. A doctor blade is mountable in the blade holder to doctor a roll or similar moving surface. The blade holder and/or doctor blade include one or more sensors installed inside the construction or on its surface. The sensors are arranged to measure the wear of and/or stress in the blade holder and/or doctor blade.

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