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.

Patent No.:

US 7758728 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 20, 2010

Filed:

Dec. 05, 2007
Applicant:

William Harwood, Waycross, GA (US);

Inventor:

William Harwood, Waycross, GA (US);

Assignee:

Voith Patent GmbH, Heidenheim, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 7/08 (2006.01); D21F 7/10 (2006.01); B31F 1/20 (2006.01); D21H 27/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates generally to papermaking, and relates more specifically to fabrics employed in making press felts on a paper machine, pulp machine fiber cement belts, and corrugated paper board, or box-board. The invention also relates to the monofilament base of fabric optionally with a needled batt which can provide one or more of the following advantages: hydrolysis resistant materials, providing light weight high strength fabrics, having a high permeability, and soft surface with a high coefficient of friction. The present invention also relates to an integrated loop seam integrated with machine direction yarns of the monofilament base which can provide one or more of the following advantages: extremely stable and flexible corrugator fabric, and the ability to provide a non-marking loop seam.


Find Patent Forward Citations

Harwood, William. (2010). Needled corrugator fabric with pin seam (U.S. Patent No. 7758728). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7758728

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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