US Patent 7761964 Structuring needle for treating fiber webs

Patent 7761964 was granted and assigned to Groz-Beckert on July, 2010 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Groz-Beckert

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7761964

Date of Patent

July 27, 2010

Patent Application Number

10844576

Date Filed

May 13, 2004

Patent Primary Examiner

‌

Danny Worrell

Patent abstract

A structuring needle for treating a fiber web by repeatedly penetrating thereinto, includes a shank, a working-part tip constituting an end of the shank and a multi-branch recess formed in the working-part tip. The multi-branch recess is composed of a plurality of generally groove-shaped branches. At least some of the branches are oriented to one another at an angle other than 180°.