发明名称 PUNCTURE RESISTANT PNEUMATIC TIRE
摘要 A puncture resistant pneumatic tire has a tread portion and a pair of lateral tread edges. A belt package is located radially inward of the tread portion and a carcass structure has at least one body ply which extends between and is turned up around a pair of bead cores. A protective band extends circumferentially about the tire radially beneath the tread portion and includes a plurality of circumferentially spaced metal rods, each of which extends in a lateral direction between the tread edges. The protective band may be located radially inward or outward of a spiral ply layer and the rods may be arranged in a staggered laterally offset layered relationship. The rods have a circular cross-section with a diameter of between 1/16 inch and ¼ inch and a length of between 7 inches and 8 inches and will deflect and dislodge the pointed end of road debris before it completely punctures the tire.
申请公布号 US2009032156(A1) 申请公布日期 2009.02.05
申请号 US20070832817 申请日期 2007.08.02
申请人 BRIDGESTONE FIRESTONE NORTH AMERICAN TIRE, LLC 发明人 STEWART DAVID R.
分类号 B60C9/00 主分类号 B60C9/00
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