The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 26, 2005

Filed:

Nov. 22, 2001
Applicants:

Atsuo Watanabe, Hirakata, JP;

Takahisa Hikida, Hirakata, JP;

Atsushi Watanabe, Hirakata, JP;

Inventors:

Atsuo Watanabe, Hirakata, JP;

Takahisa Hikida, Hirakata, JP;

Atsushi Watanabe, Hirakata, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F003/00 ; D21G009/00 ;
U.S. Cl.
CPC ...
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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