Curing mold for a tire, comprising means for cutting a rubber mold seam
AssigneeCompagnie Generale Des Etablissements Michelin
InventorDamien Bardin
Life of this patent
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Abstract
A curing mold (10) for a tire comprises: a plurality of circumferentially distributed sectors (18) that are intended to mold the tread of the tire, at least one sipe blade (40) intended to mold a void in the tread, the sipe blade extending over two adjacent sectors (18) such that the sipe blade comprises a part (40a, 40b) in each of the two sectors, the two parts of the sipe blade being separated, in the closed position of the mold, by a space (26) that creates flash during the curing of a tire, the parts of the sipe blade comprising cutting means (38) that are able to cut off the flash during the opening of the mold.
Claims11
A tire curing mold comprising:
- a plurality of circumferentially distributed sectors that are intended to mold a tread of a tire;
- and
- at least one sipe blade intended to mold a void in the tread, the sipe blade extending over two adjacent sectors such that the sipe blade comprises a part in each of the two sectors,
- the two parts of the sipe blade being separated, in a closed position of the mold, by a space that creates flash during curing of the tire, the two parts of the sipe blade comprising cutting means that are able to cut off the flash during opening of the mold.
Dependencies are inferred from the claim text.