Patent · US Expired

Pressing arrangement

US6666954B2 · kind B2 · utility

1Cited by

8References

34Claims

0Family size

Assignee

Voith Paper Patent GmbH · DE

Inventors

Gerhard Kotitschke · Steinheim, DE
Wolfgang Mayer · Chieming, DE
Roland Mayer · Heidenheim, DE

Key dates

Filing date	Mar 8, 2001
Grant date	Dec 23, 2003
Priority date	—
Expiry date	Dec 26, 2021

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD21F3/02
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Pressing arrangement having two press rolls forming at least one press nip for dewatering a web, and two dewatering belts arranged to be guided through the at least one press nip with the web. The dewatering belts positioned on opposite sides of the web to absorb water. A common guidance path, formed by the dewatering belts guiding the web, is located after the at least one press nip. A separating roll and a lower one of the dewatering belts is arranged to wrap the separating roll along with the web at an end of the common guidance path. An upper one of the dewatering belts is arranged to be guided away from the web in a separation path in a region of the separating roll. Lower dewatering belt and web wrap the separating roll subsequent to the separation path at a wrapping angle of at least about 30°.

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