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US 11,130,300 B2Granted
Pneumatic tire and method for producing same
AssigneeSumitomo Rubber Industries, Ltd.
InventorsNaoki Yukawa, Satoshi Yamada, Mutsuki Sugimoto
Life of this patent
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Abstract
A pneumatic tire and a method for producing the pneumatic tire, wherein the pneumatic tire includes a generally string-shaped adhesive sealant, the sealant is continuously and spirally attached at least to the inner periphery of the tire that corresponds to a tread portion, the sealant has a wider portion on at least one of the longitudinal ends thereof, and the wider portion has a width larger than that of the longitudinally adjoining portion.
Claims7
A pneumatic tire, comprising a generally string-shaped adhesive sealant, wherein
- the sealant is continuously and spirally attached at least to an inner periphery of the tire that corresponds to a tread portion to form a sealant layer,
- the sealant has a wider portion on at least one of longitudinal ends thereof, each wider portion having a width larger than that of the remaining portion,
- the sealant layer is formed of the generally string-shaped sealant provided continuously and spirally along the inner periphery of the tire, and
- the remaining portion has a constant width and the width of each wider portion is 103% to 180% of the width of the remaining portion.
1 more element
Dependencies are inferred from the claim text.