| 摘要 |
PROBLEM TO BE SOLVED: To provide a bicycle tube in a straight line shape, capable of being exchanged without separating a rim when exchanging the tube, and capable of being assembled and disassembled even without using a different tool for a bicycle rim, and a method for producing the same.SOLUTION: A body tube 110 whose both ends are opened, a first stage tube 120, and a second stage tube 130 are each provided. The first stage tube 120 and the second stage tube 130 are integrally molded in a bottomed cylindrical form, or either one end in both the ends thereof includes end closing means closed with a rubber cap 140, and the other end in both the ends is opened. The opened other ends of the first stage tube 120 and the second stage tube 130 are each connected and stuck to both the ends of the body tube 110. |
