| 摘要 |
PROBLEM TO BE SOLVED: To put the respective branch connection portions of an electronic cable and a TV antenna coaxial cable in sure connection so as to enhance performance, and reduce the man-hours field work. SOLUTION: In a main line composite cable unit 10, branch connection portions 10C corresponding to the respective floors of a building are provided, and via the branch connection portion 10C, an electronic branch cable unit 11 is branched from an electronic main line cable unit 10A, and a branch coaxial cable 12 is branched from a main line coaxial cable 10B. The electronic main line cable unit 10A is formed by bundling a telephone line cable 102, a water supply metering line cable 103, and an interphone line cable 104. The whole inside mechanism of the branch connection portion 10C is integrally molded by the molding of a vinyl resin molded body 109. |
