HEAVY DUTY TIRE

A tread portion (2) has a pair of center main grooves (11) extending zigzag and continuously in a tire circumference direction, a pair of shoulder main grooves (12), a center land portion (13), a pair of middle land portions (14), and a pair of shoulder land portions (15). The center main groove (11...

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Bibliographic Details
Main Authors WASHIZUKA MASAKAZU, TODOROKI DAISUKE, MAEHARA ATSUSHI
Format Patent
LanguageEnglish
French
German
Published 25.05.2016
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 tread portion (2) has a pair of center main grooves (11) extending zigzag and continuously in a tire circumference direction, a pair of shoulder main grooves (12), a center land portion (13), a pair of middle land portions (14), and a pair of shoulder land portions (15). The center main groove (11) has a first groove edge (11a) on the tire equator side and a second groove edge (11b) on the tread edge side. The shoulder main groove (12) has a third groove edge (12a) on the tire equator side and a fourth groove edge (12b) on the tread edge side. The middle land portion (14) is provided with a plurality of middle lateral shallow grooves (30) connecting between apex portions (11h) on the most tread edge side of the second groove edge (11b) and apex portions (12c) on the most tire equator side of the third groove edge (12a); and a plurality of first middle lateral sipes (31) extending along the middle lateral shallow grooves (30) at the groove bottoms of the middle lateral shallow grooves (30) and connecting between the center main groove (11) and the shoulder main groove (12).
Bibliography:Application Number: EP20140832368