Patent · US Active

Advanced dewatering system

US7931781B2 · kind B2 · utility

79Cited by

19References

77Claims

0Family size

Assignee

Voith Patent GmbH · DE

Inventors

Thomas Scherb · São Paulo, BR
Hubert Walkenhaus · Kerpen, DE
Jeffrey Herman · Yeadon, US
Luiz Carlos Silva · Taboão da Serra, BR

Key dates

Filing date	Jan 19, 2005
Grant date	Apr 26, 2011
Priority date	—
Expiry date	Jul 24, 2027

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD21F7/083
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A system for drying one of a tissue and a hygiene web including a drying apparatus, a permeable structured fabric, a permeable dewatering fabric and a mechanism for applying pressure. The permeable structured fabric carries the web over the drying apparatus. The permeable dewatering fabric contacts the web and is guided over the drying apparatus. The mechanism for applying pressure, applies pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the drying apparatus.

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