Paper machine covering

Details Paper machine covering Paper machine covering

2011-01-18

2011-01-18

Hug, Eric (Department: 1791)

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

C162S306000, C162S902000, C428S423300, C442S394000

Reexamination Certificate

active

07871497

ABSTRACT:
A covering for a machine for treating a material web, in particular a fibrous web, has a multilayer construction with at least two layers formed respectively by at least one polyurethane film, between which there lies a layer made of a reinforcement fabric whose mesh widths are selected such that the two adjacent layers of polyurethane film touch each other in the meshes. This covering can be used advantageously in particular as a transfer belt or a dryer fabric.

REFERENCES:
patent: 4758460 (1988-07-01), Spicer et al.
patent: 4762751 (1988-08-01), Girgis et al.
patent: 5609936 (1997-03-01), Kohler et al.
patent: 5759927 (1998-06-01), Meeker
patent: 2005/0170720 (2005-08-01), Christiansen et al.
patent: 4139634 (1993-06-01), None

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