Papermaker's forming fabric with twice as many bottom MD yarns as top MD yarns
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United States of America Patent
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Jul 17, 2007
Grant Date -
Dec 8, 2005
app pub date -
Jun 7, 2004
filing date -
Jun 7, 2004
priority date (Note) -
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Abstract
A papermaker's fabric includes a set of top machine direction yarns, a set of top cross machine direction yarns interwoven with the top machine direction yarns to form a top fabric layer, a set of bottom machine direction yarns, a set of bottom cross machine direction yarns interwoven with the bottom machine direction yarns to form a bottom fabric layer. The bottom fabric layer is stitched to the top fabric layer. The top machine direction yarns and the top cross machine direction yarns are interwoven in a series of repeat units and the bottom machine direction yarns and the bottom cross machine direction yarns are interwoven in a series of corresponding repeat units. Each repeat unit has twice the number of bottom machine direction yarns as the number of top machine direction yarns.
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