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US 10,328,649 B2Granted
Die having textured inserts for manufacturing a textured mould for moulding and vulcanizing tires
AssigneeCompagnie Generale Des Establissements Michelin
InventorsBernard Villeneuve, Anne-Laure Fraenkel, Hélène Emorine, Jonathan Lejeune
Life of this patent
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Abstract
Die (1) representing a tread pattern model for a tread of a tire to be molded, said die being made up of a die body (2) and at least one insert (10) attached to the body of said die, covering at least one of the surfaces of the grooves (4) in the body (2), the insert having at least one substantially flat surface provided with textures.
Claims14
A die representing a tread pattern model for a tread of a tire to be moulded, said die comprising:
- a die body provided with one or more grooves, each groove having first, second and third flat surfaces arranged in planes separate from one another;
- and
- at least one insert assembly, each at least one insert assembly being attached to a groove of the die body and comprising:
- a first insert attached to the first flat surface of the groove in which the at least one insert assembly is attached, wherein the first insert has at least one substantially flat surface provided with first textures,
- a second insert attached to the second flat surface of the groove in which the at least one insert assembly is attached, wherein the second insert is assembled adjacent to the first insert in a first “L” shape and wherein the second insert has at least one substantially flat surface provided with second textures, and
- a third insert attached to the third flat surface of the groove in which the at least one insert assembly is attached, wherein the third insert is assembled adjacent to the second insert in a second “L” shape and wherein the third insert has at least one substantially flat surface provided with third textures.
3 more elements
Dependencies are inferred from the claim text.