PNEUMATIC TIRE

A pneumatic tire according to the present disclosure includes a sound absorber disposed on the tire inner surface. The sound absorber is a sponge material, and in a reference state, the sponge material is rectangular in a cross-section in the tire width direction, the ratio t/w of the thickness t of...

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Bibliographic Details
Main Authors KAWASHIMA Takuto, TAKENAKA Taishi
Format Patent
LanguageEnglish
French
German
Published 06.03.2024
Subjects
DEVICES OR ARRANGEMENTS RELATED TO TYRES
PERFORMING OPERATIONS
REPAIRING, OR CONNECTING VALVES TO, INFLATABLE ELASTIC BODIESIN GENERAL
TRANSPORTING
TYRE CHANGING OR REPAIRING
TYRE INFLATION
VEHICLE TYRES
VEHICLES IN GENERAL
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Summary:A pneumatic tire according to the present disclosure includes a sound absorber disposed on the tire inner surface. The sound absorber is a sponge material, and in a reference state, the sponge material is rectangular in a cross-section in the tire width direction, the ratio t/w of the thickness t of the sponge material to the width w of the sponge material in the tire width direction is from 0.4 to 0.55, the thickness t of the sponge material is 30 mm or less, the volume ratio of the sponge material is from 5% to 8%, the elongation at break of the sponge material is from 200% to 250%, and the hardness of the sponge material is from 80 N to 140 N.
Bibliography:Application Number: EP20210939374