| 摘要 |
The inner tube comprises an inflatable tube formed of a plurality of air balls, and having an air chamber 103 defined on the inside, two sets of curved grooves 20 spirally arranged at two opposite side walls thereof around the chamber, and/or a plurality of insertion slots 30 spirally arranged around the grooves through the two opposite side walls; a plurality of breaker members and side bumper members are respectively mounted in the insertion slots and curved grooves each breaker member and side bumper member including a flexible base pad formed of a plurality of air balls, and a breaker adhered to the base pad at one side. |
