Radial tire with reinforcing layer in bead region
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 2, 1992
Grant Date -
N/A
app pub date -
May 16, 1989
filing date -
May 30, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A radial tire including at least one carcass layer extending from one of a pair of bead cores to the other bead core and composed of cords arranged radially of the tire, a belt layer provided over the crown portion of the carcass layer radially outwardly of the tire, and a bead filter rubber portion positioned on each bead core and extending radially outwardly of the tire, the carcass layer having opposite ends folded over the respective bead cores from the bead toe side toward the bead heel side, forming return portions, at least one of the return ends portion being positioned radially outwardly of the radial outer end of the bead filler rubber portion. The tire has a reinforcing layer of organic fiber having a bias angle of 40 to 60 degrees and adhered to the inner side of the bead filter rubber portion, the reinforcing layer extending along the filler rubber portion from a position radially inwardly of the bead core, and a rubber cushion having 0.5 to 1.0 times the gauge of the carcass layer and provided between the carcass folded portion and an abrasion rubber member adjacent a rim flange, the rubber cushion extending along the bead filler portion.
First Claim
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International Classification(s)
Cited Art Landscape
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