Shoe press belts and shoe press device using the belts
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United States of America Patent
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Feb 5, 2008
Grant Date -
Dec 15, 2005
app pub date -
Apr 3, 2003
filing date -
Apr 11, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a shoe press belt (11; 21; 31; 41; 51; 61) endlessly formed by an elastic material, a plurality of drains (15; 25; 35; 45; 55; 65) are formed on the outer peripheral surface of the shoe press belt along the peripheral direction of the shoe press belt, and the depths of these drains are progressively increased from a central pressurizing portion (C.sub.1; C.sub.2; C.sub.3; C.sub.4; C.sub.5) toward end pressurizing portions (A.sub.1, A.sub.1'; A.sub.2, A.sub.2'; A.sub.3, A.sub.3'; A.sub.4, A.sub.4'; A.sub.5, A.sub.5') of the shoe press belt. A shoe press employing this shoe press belt. Thus, a shoe press belt capable of uniformly dehydrating the overall wet web and a shoe press employing the same can be provided.
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