Title:
軌きょう支持構造
Document Type and Number:
Japanese Patent JP6823389
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a track skeleton support structure that can be easily applied to the foundation below an existing rail track at low cost, and can maintain the track skeleton in a train passable state.SOLUTION: A track skeleton support structure 1 is for a rail track 2 laid on the foundation G, including a place where subsidence is apt to occur, across the place where subsidence is apt to occur, and provided with: a pair of improving bodies 4 formed of a solidified mixture of sediment and a solidifying agent in the foundation G located by both places, where subsidence is apt to occur, of a track skeleton 21 constituting the rail track 2; and a support beam 5 bridging the pair of improving bodies 4 from above to be located below the track skeleton 21.SELECTED DRAWING: Figure 2
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Inventors:
Hideaki Takasaki
Atsushi Kaneda
Hirofumi Ikemoto
Atsushi Kaneda
Hirofumi Ikemoto
Application Number:
JP2016132167A
Publication Date:
February 03, 2021
Filing Date:
July 04, 2016
Export Citation:
Assignee:
East Japan Railway Company
International Classes:
E01B37/00; E02D3/12
Domestic Patent References:
| JP2006037413A | ||||
| JP2011246989A | ||||
| JP2015031119A | ||||
| JP2001214405A | ||||
| JP50060908A | ||||
| JP2015055082A |
Foreign References:
| KR1020140132144A | ||||
| CN1916277A | ||||
| US6055693 |
Attorney, Agent or Firm:
Gwangyang International Patent Office