FIXTURE TOOL OF CEILING HANG TYPE APPARATUS, FALL PREVENTION PIECE FOR FIXTURE TOOL, AND HANG TYPE APPARATUS UNIT WITH THE FIXTURE TOOL

摘要

PROBLEM TO BE SOLVED: To facilitate work for drawing a circle to be an opening when setting up an opening in a ceiling for the purpose of mounting a ceiling hang type monitoring camera.;SOLUTION: One end part of this fall prevention piece 3 is detachably attached to a mounting bracket 1 including: a cylindrical support 10 fitted in the opening 60 of the ceiling 6, the bracket 1 hangingly supporting an apparatus; and a flange body 11 projecting outward from a lower edge part of the support, wherein the other end part is attached detachably to a decorative cover 2 that covers the flange body 11. Long holes 30 are opened at both end parts of the fall prevention piece 3, and a distance between the both holes 30 is formed to be slightly larger than the half of the outer diameter of the support 10.;COPYRIGHT: (C)2008,JPO&INPIT