To simply install a ceiling joist firmly to a ceiling joist batten to easily conduct the mounting works of a ceiling material in the case of the execution of works, to resist against the weight, vibrations or the like of the ceiling material after the execution of works and to obtain high reliability on the execution of works.
The mounting structure of the ceiling joist has the ceiling joist 2, the ceiling joint batten 5 having horizontal pieces 5a, in which front ends are formed in free ends, in lower sections, and a plurality of clip metal fittings 3 for hanging down and supporting the ceiling joist 2 to the ceiling joist batten 5 Approximately U-shaped ceiling joist supporting sections 6, to which the ceiling joist 2 is inserted and supported, and formed to the lower sections of the clip metal fittings 3. Notched grooves 7, in which one ends are opened towards the lateral direction B and the other ends are closed, are formed to the upper sections of the clip metal fittings 3. The lateral pieces 5a of the ceiling joist batten 5 are fitted into the notched grooves 7.
KODA HIROSHI
ISHIHARA HIDEKI
TOKAWA HIROYUKI
FUJIMATSU RYUZO
OKUJU CO LTD