Method for producing a molding element having an air discharge slot

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United States of America Patent

PATENT NO 12122070
APP PUB NO 20210252747A1
SERIAL NO

17262043

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Abstract

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A moulding element (1) intended to be assembled in a mould for a tyre, said moulding element (1) comprising a moulding surface (2), and an external surface (3), venting means (4) designed for venting a flow of air from the moulding surface (2) towards the external surface (3), said venting means (4) comprising a first part (5) opening onto the moulding surface (2) and a second part (6) in communication with the first part (5) and opening onto the external surface (3), the first part (5) forming a path that is closed on itself, is produced by a method comprising the following steps: a step of creating the second part (6) in the moulding element; and a step of creating the first part (5) in the moulding element using a laser.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINFRENCH CLERMONT FERRAND CLERMONT-FERRAND PUY-DE-DOME

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Calvel, Romain Clermont-Ferrand, FR 16 21
Lesmarie, Michel Clermont-Ferrand, FR 1 1

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