Embodiments include retreaded tires having a precured tread band bonded to a prepared bonding surface of a base portion of the tire, the tread band including a primary groove having a top open to a ground contacting front face of the tread band and a secondary groove having a bottom open to a back face of the tread band, the back face bonded to the prepared bonding surface, wherein the groove top of the secondary groove is higher than a groove bottom of the primary groove so that the secondary groove top is opened to the ground contacting front face of the tread band prior to disappearance by wear of the primary groove. A base groove may be formed in the base portion of the tire and open to the prepared bonding surface of the tire, wherein the secondary groove bottom opens in fluid communication with the base groove.
RETREADED TIRE METHOD FOR ITS MANUFACTURE
RUNDERNEUERTER REIFEN UND VERFAHREN ZU DESSEN HERSTELLUNG
PNEUMATIQUE RECHAPÉ ET SON PROCÉDÉ DE FABRICATION
2016-01-13
Patent
Elektronische Ressource
Englisch
PRODUCTION METHOD OF RETREADED TIRE, AND RETREADED TIRE
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