Elastic belt for papermaking

Details Elastic belt for papermaking Elastic belt for papermaking

2005-07-26

2005-07-26

Griffin, Steven P. (Department: 1731)

Paper making and fiber liberation

Apparatus

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

C162S901000, C428S157000, C428S161000, C428S163000, C428S167000, C442S065000

Reexamination Certificate

active

06921461

ABSTRACT:
A papermaking belt of improved durability capable of preventing a crack from progressing into the which includes a reinforcing substrate embedded in an elastic material, and the elastic material containing a surface layer, a back layer and an intermediate layer located between the surface layer and the back layer and having a thick part containing a thickness in the belt thickness direction along the belt traveling direction in the said intermediate layer. The thick part can also be exposed on the belt surface through the surface layer, the thick part is preferably made of a low-hardness elastic material and the surface layer is preferably made of a high-hardness elastic material.

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