| 摘要 |
In a corrugated tube, a tubular body is provided with a first slit which extends in an axial direction of the tubular body. The tubular body formed with a plurality of hollow ridge portions extending in a circumferential direction of the tubular body on an outer peripheral face of the tubular body to form a bellows portion. A lap portion is protruded from at least one of opposed end portions of the tubular body separated by the first slit, the lap portion extending along the first slit. Both end portions of each ridge portion in the circumferential direction are respectively formed with end walls closing a hollowed space thereof. At least one of the end walls of each ridge portion is provided with an opening.
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