Presses – With drain means for expressed liquid – Drainage through or along pressure surface
Patent
1998-05-28
2000-02-29
Gerrity, Stephen F.
Presses
With drain means for expressed liquid
Drainage through or along pressure surface
1623581, 492 31, 492 33, 492 35, B30B 920
Patent
active
060295708
ABSTRACT:
Press jacket for a press device that drains a material web in a press nip having a press nip length. The press jacket includes blind holes for water absorption that open to a jacket surface of the press jacket and channels extending at least sectionally in a web run direction being coupled to the blind holes. The channels have a length in the web run direction greater than a length of the press nip.
REFERENCES:
patent: 1805780 (1931-05-01), Millspaugh
patent: 3562883 (1971-02-01), Kobayashi
patent: 4207998 (1980-06-01), Schmid
patent: 4366025 (1982-12-01), Gordon, Jr. et al.
Hessler, "Derzeitiger Stand und Perspektiven fur die Zukunft bei Walzenbezugen im Tissuebereich," Wochenblatt fur Papier-fabrikation, No. 17, pp. 771-778, (1989).
Gerrity Stephen F.
Voith Sulzer Papiermaschinen GmbH
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