| 摘要 |
<p>PURPOSE:To make it one easy of work execution without being limited for mounting interval. CONSTITUTION:This is equipped with shell blocks, which can be coupled and extended rockably, being so closed as to catch an electric wire E, and a pair of plates 2, which are provided with insertion parts 23 wherein the shell blocks in closed condition are to be inserted. Moreover, the shell block consists of the first shell 31 and the second shell 32, which are coupled at hinges 30, forming cable passage space 33, and a flange 31c or 32c being provided with a dowel hole 31b or 32b for suppressing the opening of the preceding shell block, engaging with the dowel hole 31 a or 32a at one end each of the preceding shell block is made at the other end each of the first or second shell. And, a dowel, which is to be set in the dowel hole of the flange at one end of the latter shell block, is provided at the other end each of the first and second shell, and each center of the first and second shell has a locking part 31d or 32d to lock with the insertion part of the plate, and the insertion part of the plate is provided with a locking part 25 where the locking parts lock when shell blocks are closed and are inserted.</p> |
