| 摘要 |
PROBLEM TO BE SOLVED: To provide a correcting equipment capable of quickly, easily, safely, and surely correcting pillars of bent guard pipes and the like. SOLUTION: The pointed end 2a of a base holder 2 is connected with the base of a pillar 33 bent at the base, the pointed end of a screw jack 10A pivotaly fixed at the other end 2b of the base holder 2 is joined to the upper part of a pillar 33 with a clamp 16, and the connecting part 25 of a clamp 23 attached to the base of the pillar 33 is connected with a cam 26. The bent pillar 33 can be thus corrected with the underground part 33c of the pillar 33 being protected although the upper part of the pillar 33 is pushed with the screw jack 10A. Therefore there is fabricated the correctional equipment which can correct surely, with one person in a short time (ten minutes), safely carry out the operation on a sidewalk and surely to correct a pillar bent in any direction.
|
