Advanced dewatering system
AssigneeVoith Patent GmbH
InventorsThomas Thoroee Scherb, Jeffrey Herman, Luiz Carlos Silva, Hubert Walkenhaus
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Abstract
System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the drying apparatus. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.
Claims79
A system for drying a tissue or hygiene web, comprising:
- a permeable structured fabric carrying the web over a drying apparatus;
- a permeable dewatering fabric contacting the web and being guided over the drying apparatus;
- and
- a mechanism for applying pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the drying apparatus,.
- wherein the mechanism for applying pressure comprises a belt press.
A system for drying a web, comprising:
- a permeable structured fabric carrying the web over a vacuum roll;
- a permeable dewatering fabric contacting the web and being guided over the vacuum roll;
- and
- a mechanism for applying pressure to the permeable structured fabric, the web, and the permeable dewatering fabric at the vacuum roll,
- wherein the mechanism for applying pressure comprises a belt having a tension of at least approximately 30 KN/m.
Dependencies are inferred from the claim text.