| 摘要 |
PURPOSE:To freely move a hanger for supporting a ceiling or the like to an arbitrary position without fail. CONSTITUTION:A rail type insert is formed out of an insert body 1A and an end cover 4. The insert body 1A has a dovetail type recess 2 for coupling a hook type engagement section 6b to the upper end of the right and left sides 6a of a fastener 6, and an overhang end section 1a at both ends of the opening of the recess 2. Also, the end cover 4 is fitted to both lengthwise ends of the recess 2, and has dovetail type standing and bottom pieces. |
