| 摘要 |
PROBLEM TO BE SOLVED: To provide a pile connecting structure for easily connecting piles. SOLUTION: The pile connecting structure comprises cylindrical piles 1, 1 having tapered external thread parts 11 at the ends 8, and a joint 2 of short cylinder shape. Tapered internal thread parts 4, 4 to which the tapered external thread parts 11, 11 of the piles 1, 1 are screwed, are disposed on the inner peripheral surface 5 on both opening 3, 3 sides of the joint 2. A stopper part 6 on which the ends 8, 8 of the piles 1, 1 directly abut are protrusively provided between both tapered internal thread parts 4, 4 on the inner peripheral surface 5 of the joint 2, and the piles 1, 1 are vertically connected to each other through the joint 2. COPYRIGHT: (C)2007,JPO&INPIT
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