CURING MOLD FOR A TIRE, COMPRISING MEANS FOR CUTTING A RUBBER MOLD SEAM
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United States of America Patent
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Issued Date -
Nov 9, 2023
app pub date -
Aug 16, 2021
filing date -
Aug 19, 2020
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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.
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