US2023407565A1PendingUtilityA1

Web connection and paper machine fabric

54
Assignee: VOITH PATENT GMBHPriority: Oct 28, 2020Filed: Sep 22, 2021Published: Dec 21, 2023
Est. expiryOct 28, 2040(~14.3 yrs left)· nominal 20-yr term from priority
D21F 7/10D21F 1/0054
54
PatentIndex Score
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Claims

Abstract

A web connection for a fabric of a machine for producing or processing a fibrous material web includes a first web end with first longitudinal thread ends, a second web end with second longitudinal thread ends, and at least one connection element which extends in the transverse direction of the resultant fabric. The connection element has an upper face and a lower face, and the first longitudinal thread ends and the second longitudinal thread ends solely contact and bond to the upper face of the connection element, in particular the thread ends are welded thereto. The fabric with a paper side and a running side. The fabric has at least one first web layer with at least one such web connection which is arranged such that the lower face of the at least one connection element is oriented in the direction of the running side of the fabric.

Claims

exact text as granted — not AI-modified
1 - 9 . (canceled) 
     
     
         10 . A woven fabric connection for a clothing of a machine for producing or processing a fibrous web, the woven fabric connection comprising:
 a first woven fabric end having first longitudinal thread ends and a second woven fabric end having second longitudinal thread ends, and at least one connecting element which extends in a transverse direction of the clothing to be formed;   said at least one connecting element having an upper side and a lower side;   said first longitudinal thread ends and said second longitudinal thread ends being in contact exclusively with said upper side of said at least one connecting element; and   said first longitudinal thread ends and said second longitudinal thread ends being connected in a materially integral manner to said upper side of said at least one connecting element.   
     
     
         11 . The woven fabric connection according to  claim 10 , wherein said first and second longitudinal thread ends are welded to said upper side. 
     
     
         12 . The woven fabric connection according to  claim 10 , wherein said at least one connecting element is one of a plurality of connecting elements, and said first and second longitudinal thread ends are in each case in contact exclusively with said upper side of said connecting elements and are connected in the materially integral manner to said connecting elements. 
     
     
         13 . The woven fabric connection according to  claim 12 , wherein said plurality of connecting elements are two or three connecting elements. 
     
     
         14 . The woven fabric connection according to  claim 12 , wherein all of said connecting elements are threads. 
     
     
         15 . The woven fabric connection according to  claim 10 , wherein said at least one connecting element is a thread. 
     
     
         16 . The woven fabric connection according to  claim 10 , wherein a diameter of said at least one connecting element is larger than a diameter of the interwoven transverse threads of said first woven fabric end and of said second woven fabric end. 
     
     
         17 . The woven fabric connection according to  claim 16 , wherein the diameter of said at least one connecting element is greater by more than 10% than the diameter of the interwoven transverse threads of the first woven fabric end and of the second woven fabric end. 
     
     
         18 . The woven fabric connection according to  claim 16 , wherein the diameter of said at least one connecting element is greater by more than 30% than the diameter of the interwoven transverse threads of the first woven fabric end and of the second woven fabric end. 
     
     
         19 . A clothing for a machine for producing or processing a fibrous web, the clothing comprising:
 a web-contacting paper side and a running side facing away from the web to be produced or processed;   at least one first woven fabric tier having at least one woven fabric connection according to  claim 10 ;   said at least one woven fabric connection being disposed with the lower side of the at least one connecting element being oriented in the direction of said running side of the clothing.   
     
     
         20 . The clothing according to  claim 19 , wherein said first woven fabric tier has a plurality of said woven fabric connections, and wherein all of said woven fabric connections are disposed with the lower side of the respective said connecting elements being oriented in the direction of said running side of the clothing. 
     
     
         21 . The clothing according to  claim 19 , further comprising at least one or a plurality of further woven fabric tiers which likewise have a respective said woven fabric connection, wherein the first woven fabric tier is disposed closer to the paper side of the clothing than the further woven fabric tiers. 
     
     
         22 . The clothing according to  claim 19 , further comprising at least one further woven fabric tier being a circular-woven fabric tier. 
     
     
         23 . The clothing according to  claim 19 , wherein the clothing is a press felt and the paper side of the clothing is a non-woven tier which is connected to said first woven fabric tier by needle-punching. 
     
     
         24 . A seam clothing for a machine for producing or processing a fibrous web, the clothing comprising:
 a web-contacting paper side and a running side facing away from the web;   a basic structure formed by a woven fabric piece being folded at two fold locations and deposited onto itself to configure a two-tier woven fabric;   said woven fabric piece having two woven fabric ends connected to one another by a woven fabric connection according to  claim 10 ;   wherein seam loops are formed at the fold locations and wherein an endless woven fabric loop is generated by connecting the seam loops by a pintle element to form a pintle seam;   said woven fabric connection being disposed such that the lower side of the at least one connecting element is facing in the direction of an interior of the two-tier woven fabric.   
     
     
         25 . The seam clothing according to  claim 24 , wherein said woven fabric connection is disposed in that tier of the two-tier woven fabric that is closer to the paper side of the clothing, and wherein a lower side of the connecting element is oriented in a direction of the running side of the clothing. 
     
     
         26 . The seam clothing according to  claim 24 , wherein said woven fabric connection is disposed in that tier of the two-tier woven fabric that is closer to the running side, and wherein the lower side of the connecting element is oriented in a direction of the paper side of the clothing.

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