发明名称 Tire with tread of cap/semibase construction
摘要 The present invention is directed to a pneumatic tire comprising a composite tread band disposed radially about a tire carcass; the composite tread band comprising a unitary semibase portion coextruded with at least one cap portion; the unitary semibase portion at its radially innermost extent axially spanning the composite tread band; the unitary semibase portion comprising at least one non-ground contacting zone, and at least one ground-contacting zone extending over from about 20 to about 80 percent of the axial span of the tread band;the at least one cap portion being ground-contacting and overlaying the at least one non-ground contacting zone of the unitary semibase portion.
申请公布号 US2007017617(A1) 申请公布日期 2007.01.25
申请号 US20050187516 申请日期 2005.07.22
申请人 LAFRIQUE MICHEL M;STEINER UWE;HOLZEL MICHAEL 发明人 LAFRIQUE MICHEL M.;STEINER UWE;HOLZEL MICHAEL
分类号 B29D30/00;B60C11/00 主分类号 B29D30/00
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