| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a cable built-in corrugated tube facilitating to grasp that a laid cable is laid by a prescribed length, dispensing with taking account of the extension (contraction) of a corrugated tube body in laying, and improving the workability of the laying. <P>SOLUTION: This cable built-in corrugated tube incorporates a cable 3 in the corrugated tube body 1 attached with recessed/projecting wave shapes in the tube wall and is continuously and integrally provided with projections in one part in the longitudinal direction or in a plurality of parts at some interval apart and in the circumferential direction of the corrugated tube body 1 in a range of a single round in the corrugated inner surface of the corrugated tube body 1, at least, in contact with the cable. <P>COPYRIGHT: (C)2004,JPO</p> |
