Patent ID: 6413377
Filing Date: 2002-07-02
Classification: D21F,Y10S

Abstract:
A papermaking fabric having a machine side and a paper side comprising:a machine side layer of cross machine direction (CMD) yarns having a selected number of yarns per inch; a paper side layer of CMD yarns having twice said selected number of yarns per inch; and a system of machine direction (MD) yarns interwoven with the CMD yarn layers in a repeat pattern, each MD yarn interwoven: a) with respect to the paper side CMD layer to define first and second paper side knuckles with each paper side layer CMD yarn passed over by at least one MD paper side knuckle and a MD paper side knuckle over each paper side layer CMD yarn which is spaced in a first direction by â€œXâ€ , wherein â€œXâ€  is an integer equal to or greater than one, MD yarns from a MD paper side knuckle over an adjacent paper side layer CMD yarn and spaced in a direction opposite the first direction by â€œXâ€  MD yarns from a MD paper side knuckle over an oppositely adjacent paper side layer CMD yarn, b) with respect to the machine side CMD layer to define first and second machine side knuckles with each machine side layer CMD yarn passed under by two MD machine side knuckles spaced from each other by at least one intermediate MD yarn.