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专利名称：STUDDED TIRE
发明人：ROMANI, Francesco, Pirelli Tyre S.p.A.,DE
CANCELLIS, Pierluigi, Pirelli Tyre S.p.a.
申请号：EP04763071.0申请日：20040701公开号：EP1765606A1公开日：20070328
摘要：The present invention relates to a tire (1) for vehicle wheel comprising: - acarcass structure (2) including at least one carcass ply (4) shaped in a substantiallytoroidal configuration, the opposite lateral edges (6) of which are associated withrespective right-hand and left-hand bead wires (8) enclosed in respective beads (3);- abelt structure (26) applied in a circumferentially external position relative to the carcassstructure (2);- a tread band (34) circumferentially superimposed on the belt structure(26), the tread band (34) comprising a radially outer surface with a tread pattern includinga plurality of longitudinal and transverse grooves (22) which define a correspondingplurality of blocks and/or ribs (18);- a plurality of studs (300) partially projecting from theradially outer surface of the tread band (34); and - a pair of side walls (10) appliedlaterally on opposite sides relative to the carcass structure (2). According to the
invention, the tread band (34) comprises a crosslinked elastomeric composition includingat least one diene elastomeric polymer and at least one layered nanosized inorganicmaterial as reinforcing filler. The studded tire (1) of the invention advantageously has atread band (34) with high modulus, is capable of retaining the studs (300) in position evenunder heavy stresses, and is easily processed.
申请人：PIRELLI TYRE S.p.A.
地址：Viale Sarca, 222 20126 Milano IT
国籍：IT
代理机构：Bottero, Claudio
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