Patent ID: 7135093
Filing Date: 2006-11-14
Classification: D21F,Y10S

Abstract:
1. A press felt for a papermaking machine, comprising: a base fabric comprising a plurality of machine direction (MD) yarns interwoven with a plurality of cross machine direction (CMD) yarns in a predetermined regular weave pattern, the MD yarns being divisible into upper MD yarns, lower MD yarns, and seam loops merging with either end of the upper and lower MD yarns, the seam loops defining the longitudinal ends of the press felt and having upper and lower portions; a first Dreher CMD yarn interwoven with a CMD yarn of the regular weave pattern located nearest to the seam loops and with the upper portions of the seam loops of at least one end of the press felt in a Dreher weave; and a second Dreher CMD yarn woven with the upper portions of the seam loops in a Dreher weave that is opposite to the Dreher weave of the first Dreher CMD yarn.