Patent · US Expired

Shoe press belt for paper machines

US6616814B2 · kind B2 · utility

24Cited by
4References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 1, 2001
Grant dateSep 9, 2003
Priority date
Expiry dateJun 1, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/249979
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The invention refers to a shoe press belt (1) for use in shoe presses of a paper machine, having a support (2) and a liquid-impermeable belt layer (3, 5) which has an inner layer (3) and an outer layer (5), the outer layer (5) having a porous structure and the porous structure being formed exclusively from cavities (8, 12, 14) open toward the outer side; and is characterized in that the outer layer (5) is made of an unfoamed material.

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