| 摘要 |
PROBLEM TO BE SOLVED: To provide a joint fitting capable of improving joint force jointing a ceiling joist and a ceiling joist receiver while preventing deformation of the ceiling joist.SOLUTION: The joint fitting is used at an intersection of a ceiling joist receiver and a ceiling joist which comes into the lower face of the ceiling joist receiver. The joint fitting includes: a horizontal plate part which faces the upper part of the ceiling joist receiver; a pair of first vertical plate parts which are formed being bent in an edge part in the horizontal plate part along the side parts of the ceiling joist receiver being faced to the side parts of the ceiling joist receiver; and two pairs of second vertical plate parts which are formed being bent in side end parts of the pair of vertical plate parts along the side parts of the ceiling joist being faced to the side parts of the ceiling joist. |
