Method for the production of a three-layer metal cord of the type that is rubberized in situ

US9010079B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9010079-B2
Application numberUS-201113699299-A
CountryUS
Kind codeB2
Filing dateMay 6, 2011
Priority dateMay 20, 2010
Publication dateApr 21, 2015
Grant dateApr 21, 2015

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Abstract

Official abstract text for this publication.

Method for manufacturing a metal cord with three concentric layers including a first layer of diameter d c made up of M wire(s) of diameter d 1 , around which layer are wound together as a helix at a pitch p 2 , as a second layer, N wires of diameter d 2 , around which are wound as a helix at pitch p 3 , as a third layer, P wires of diameter d 3 . The N wires of the second layer are assembled around the layer to form, at a point called “assembling point”, an intermediate cord called “core strand” of M+N construction; upstream and/or downstream of the assembling point, the layer and/or the core strand is sheathed with a rubber or rubber composition by passing through at least one extrusion head; then the P wires of the third layer are assembled around the core strand to form a cord of M+N+P construction thus rubberized from the inside.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method for manufacturing a metal cord with three concentric layers, of M+N+P construction, rubberized in situ with rubber or a rubber composition, the cord comprising a first layer or core of diameter dc made up of M wire(s) of diameter d 1 , around which core are wound together as a helix at a pitch p 2 , as a second layer, N wires of diameter d 2 , around which second layer are wound together as a helix at a pitch p 3 , as a third layer, P wires of…

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What does patent US9010079B2 cover?
Method for manufacturing a metal cord with three concentric layers including a first layer of diameter d c made up of M wire(s) of diameter d 1 , around which layer are wound together as a helix at a pitch p 2 , as a second layer, N wires of diameter d 2 , around which are wound as a helix at pitch p 3 , as a third layer, P wires of diameter d 3 . The N wires of the second layer are assembled …
Who is the assignee on this patent?
Custodero Emmanuel, Rigo Sébastien, Toussain Jérémy, and 2 more
What technology area does this patent fall under?
Primary CPC classification D07B1/0633. Mapped technology areas include Textiles & Paper.
When was this patent published?
Publication date Tue Apr 21 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).