| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a connection structure which is used to attach the other member to each side face of one member, which is excellent in strength to bending moment, which can prevent the member from being bitten, and which is excellent also in versatility. <P>SOLUTION: A connection structure of a trunk member 41 and a branch member 51 is realized by metal fittings 10, 11, a central body 21, screw shafts 30, 31, and the like. The metal fittings 10, 11 are held in a boundary between the trunk member 41 and the branch member 51, the central body 21 is rod-like body with a female thread 22 and a release hole 23, and each of the screw shafts 30, 31 has a protruding ridge 32 on its side face. On the side faces of the trunk member 41, one hole 43 and the other hole 46 intersecting with each other are processed, and the central body 21 is inserted into the center of one hole 43, while the screw shafts 30, 31 are screwed respectively into one hole 43 and the other hole 46 surrounding the central body. The metal fittings 10, 11 are attached to the trunk member 41 by a middle bolt 25 screwed into the central body 21 and a long bolt 38 passing through the release hole 23, and the trunk member 41 and the branch member 51 are connected with each other via the metal fittings 10, 11. <P>COPYRIGHT: (C)2013,JPO&INPIT |
