US 7,478,655 B2
Press fabric for pulp machine
Tatsutoshi Nakajima, Shizuoka (Japan)
Assigned to Nippon Filcon Co., Ltd., Tokyo (Japan)
Filed on May 04, 2007, as Appl. No. 11/797,551.
Claims priority of application No. 2006-187789 (JP), filed on Jul. 07, 2006.
Prior Publication US 2008/0006340 A1, Jan. 10, 2008
Int. Cl. D03D 3/04 (2006.01); D21F 7/08 (2006.01); D03D 25/00 (2006.01)
U.S. Cl. 139—383A  [139/408; 139/413; 162/358.2; 442/203; 442/205] 8 Claims
OG exemplary drawing
 
1. A press fabric for a pulp machine having a multilayer structure obtained by weaving warps, each of which is selected from a group consisting of a monofilament, monofilament twisted yarn and a twisted yarn having a monofilament as a core, with as wefts, yarns obtained by bundling raw yarns of a small diameter and forming a fine water-sucking space therebetween and monofilaments,
wherein at least upper surface side wefts and lower surface side wefts are arranged vertically as the wefts;
one of the weft yarns forming a fine water-sucking space or two of the weft yarns forming a fine water-sucking space which are adjacent to each other, and two of the monofilaments which are adjacent to each other, are alternatively arranged as the lower surface side wefts.