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1. (WO2018045125) TIRE TREAD

Pub. No.:    WO/2018/045125    International Application No.:    PCT/US2017/049527
Publication Date: Fri Mar 09 00:59:59 CET 2018 International Filing Date: Fri Sep 01 01:59:59 CEST 2017
IPC: B60C 11/13
Applicants: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
KOSE, Sadi
DAURER, Mark
ZYCHIEWICZ, Jason
LAWSON, Robert C.
MORGAN, David Scott
Inventors: KOSE, Sadi
DAURER, Mark
ZYCHIEWICZ, Jason
LAWSON, Robert C.
MORGAN, David Scott
Title: TIRE TREAD
Abstract:
A tire tread (10) having one or more grooves (201, 2Ο2), one or more split bridges (24) arranged in each groove (201, 2Ο2), wherein the one or more split bridges (24) having a narrow gap (26) arranged along the width of the corresponding split bridge (24) and extending fully across the length and height of the corresponding split bridge (24), a top side of the one or more split bridges (24) is arranged closest to an outer side (16) of the tread (10), at least a portion of the top side is spaced apart from the outer side (16) of the tread (10) in a direction of a depth of the groove (201, 2Ο2) by a variable distance, and a bottom side of the one or more split bridges (24) is spaced apart from a bottom of the groove (201, 2Ο2) to form a void between the corresponding split bridge (24) and the bottom of the groove (201, 202).