Papermaking fabric, in particular for use in the forming section of a papermaking machine
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United States of America Patent
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Sep 24, 2013
Grant Date -
Sep 22, 2011
app pub date -
Aug 7, 2009
filing date -
Aug 8, 2008
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Abstract
A quadruple papermaking fabric comprises: a set of longitudinal machine direction top yarns; a set of cross machine direction top yarns interwoven with the top MD yarns to form a top fabric layer; a set of central MD yarns; a set of central CMD yarns interwoven with the central MD yarns to form a central fabric layer; a set of bottom MD yarns; a set of bottom CMD yarns interwoven with the bottom MD yarns to form a bottom fabric layer; a set of pairs of binder yarns arranged in the cross machine direction and interwoven with the top MD yarns. At least one of the binder yarns of each pair is interwoven with the central MD yarns to form a first binding pattern between the top layer and the central layer; at least some of the central CMD yarns define respective stitching yarns that are interwoven with the bottom MD yarns to form a second binding pattern between the central layer and the bottom layer.
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