| 摘要 |
PROBLEM TO BE SOLVED: To provide a non-welding spacer metal fitting of a reinforced cage, easily fixable without welding, in a state of surely swelling a swelling part to the outside of the reinforced cage.SOLUTION: In a state of wrapping-holding from the falling direction of a swelling part 23 by inserting an outside part in the circumferential direction of a main reinforcement 11 into a cutout hole of a first piece 24 together with a standing part 29 of the swelling part 23 of a spacer 21 in four places of an equal interval in the circumferential direction of a reinforced cage body, screw parts 34 and 34 of a U-shaped bolt 27 of wrapping-holding the main reinforcement 11 together with a proximity side end part 32 of the spacer 21 from the inner surface side of the reinforced cage body, are inserted into a bolt insertion hole 33 of a second piece 25 and are fastened by a but 28, so that the second piece 25 is firmly fixed to the main reinforcement 11 together with the proximity side end part 32 of the spacer 21 while making the cutout hole of the first piece 24 bite in an outside part in the circumferential direction of the main reinforcement 11 and the standing part 29 of the swelling part 23 of the spacer 21 by fastening of the U-shaped bolt 27 and the nut 28. |
