| 摘要 |
PURPOSE: An electric cable tray is provided to be simply established by drawing the moving bar and putting together a tray using the magnetic rod of tray. CONSTITUTION: A bolt part is formed in the top of a rod(11) to be fixed to a laid nut of ceiling. A connection groove part(13) is formed in the bottom of the rod. A support rod(20) is fixed to the hanger rod(10) by fastener(40). A bolt part(22) is formed in the top of the support rod. A connection groove part(23) is formed in the bottom of the rod(21). |
