TRUCK TIRE TREAD AND TRUCK TIRE

The invention provides for a heavy truck tire tread (2) having a longitudinal direction, a lateral direction and a thickness direction, said tread having a ground-engaging contact surface (CS) and having a main longitudinal center groove (5), two main longitudinal shoulder grooves (3, 7) and two mai...

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Bibliographic Details
Main Authors ZHU FANG, HAIR CLARENCE, MCPILLAN CHARLES, AYGLON VIRGILE, VOSS STEFAN, WALLACE TERENCE
Format Patent
LanguageChinese
English
Published 21.12.2018
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:The invention provides for a heavy truck tire tread (2) having a longitudinal direction, a lateral direction and a thickness direction, said tread having a ground-engaging contact surface (CS) and having a main longitudinal center groove (5), two main longitudinal shoulder grooves (3, 7) and two main longitudinal intermediate grooves (4, 6), said five main longitudinal grooves defining six main longitudinal ribs (8, 9, 10, 11, 12, 13), said five main longitudinal grooves comprising one hidden groove, two open grooves and two partially hidden grooves; wherein each of said two partially hidden grooves comprises openings (41, 61) to the ground-engaging contact surface and undersurface channels (42, 62) connecting adjacent openings, longitudinal sipes (43, 63) extending substantially along thelongitudinal direction and connecting successive openings to the respective channel; and wherein said hidden groove (5) comprises an undersurface duct (52), a longitudinal sipe (53) extending substantially along the longitud
Bibliography:Application Number: CN201780022313