STRUCTURE OF IMPLEMENT FOR ATTACHING/DETACHING BOLT MEMBER

PROBLEM TO BE SOLVED: To efficiently fasten a tip male screw part of a bolt member, inserted into a bolt inserting hole formed in a skeleton member of a wooden house building, to a female screw member provided on the opposite side of the male screw part with the skeleton member in between. SOLUTION: This structure 10 of an implement for attaching/detaching the bolt member is composed of an implement locking protrusion 15 which is provided in the state of protruding from a side surface of the bolt member 11, and a cylindrical pipe member 17, one end surface of which is closed with a top surface board 16; an engaging protrusion 18 to be engaged with a rotary drive unit 50 is provided in the state of protruding outward from the top surface board 16; a locking notch 19 for locking an implement locking protrusion 15 of the bolt member 11 is composed of an implement body 21, the other end surface of which is equipped with a bolt inserting opening 20 formed at a peripheral edge; and the protrusion 15 is provided in a position to cross an opening surface of the opening 20, when the bolt member 11 is inserted into the implement body 21. COPYRIGHT: (C)2005,JPO&NCIPI