Title:
MOVEMENT RESTRICTION DEVICE FOR JACK UP AND BEARING REPLACING METHOD
Document Type and Number:
Japanese Patent JP2023121930
Kind Code:
A
Abstract:
To provide a movement restriction device for jack up and a bearing replacing method which can resist earthquake even in a state where a (bridge-) bearing is removed after jacking up.SOLUTION: A movement restriction device for jack up 1 comprises: an inner member 2 supported by either one of an upper structure or a lower structure; and an outer member 3 supported by the other. The inner member 2 is provided with: a plate-like inner plate part 20; and jack surrounding parts 21 erected on the inner plate part 20 so as to be spaced away from and surrounds the jack. The outer member 3 is provided with: a tabular outer plate part 30; and an outer surrounding parts 31 erected on the outer plate part 30 so as to be spaced away from and surrounds the jack surrounding parts 21. The jack surrounding parts 21 are fitted to the outer surrounding parts 31, respectively, so that the upper structure is restricted from moving horizontally during earthquake.SELECTED DRAWING: Figure 1
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Inventors:
ANDO YUKI
OGURA HIRONORI
OGURA HIRONORI
Application Number:
JP2022025295A
Publication Date:
September 01, 2023
Filing Date:
February 22, 2022
Export Citation:
Assignee:
SHO BOND CORP
International Classes:
E01D19/04; E01D21/00; E04G21/16; E04G23/02; E04H9/02
Attorney, Agent or Firm:
Yasuhiko Moto
Shigeki Maejo
Shigeki Maejo