DIRECTIONAL INTERLOCKING SIPE AND/OR SLOT
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Dec 12, 2024
app pub date -
Oct 7, 2022
filing date -
Oct 7, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
In one aspect, a tire is provided, the tire comprising: a tread portion comprising at least one of a tread rib or a tread block, a sipe included in the tread rib or the tread block, wherein the sipe includes a central s-shaped portion located axially between opposing laterally extending straight portions, wherein the sipe includes a plurality of key portions angled in a first circumferential direction, wherein the sipe includes a plurality of return portions angled in a second circumferential direction, wherein the return portions connect the key portions, and wherein a first key portion intersects a tread surface of the tread rib or the tread block. The plurality of key portions are angled at an angle KA, the plurality of return portions are angled at an angle RA, and the ratio of the angle KA to the angle RA is at least 5:1.
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