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Patent Searching and Data


Title:
PRESSURIZING DEVICE OF CONCRETE IN ECL METHOD
Document Type and Number:
Japanese Patent JPH102197
Kind Code:
A
Abstract:

To easily assemble an inside form even during the pressurizing and curing process of a lining concrete.

In this ECL method (cast-in-place concrete shielding method), a lining concrete 3 is placed in the space between a tunnel ground wall 1 excavated by a shielding machine and an inside form 2 assembled in the inside of the ground wall 1 and the lining concrete 3 is pressurized and cured to construct a dense concrete lining tunnel closely stuck to the ground wall. This device is provided with a press jack 6 installed in the inside of the skinplate 4 of the shielding machine and stretched to the axial direction of the tunnel and a press 8 installed between the skin plate 4 and the inside form 2 to move in the axial direction of the tunnel in accordance with the drive of the press jack 6 and pressurize the lining concrete 3.


Inventors:
MIZUNO SEISHIRO
ARIGA TERUO
TANAKA MASAKI
SAGARA HIROSHI
Application Number:
JP15417596A
Publication Date:
January 06, 1998
Filing Date:
June 14, 1996
Export Citation:
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Assignee:
JAPAN DEV & CONSTRUCTION
KOKUDO KOKI KK
SUMITOMO CONST
TOA HARBOR WORKS CO LTD
International Classes:
E21D9/06; E21D11/00; E21D11/10; (IPC1-7): E21D11/10; E21D9/06; E21D11/00
Attorney, Agent or Firm:
久門 知 (外1名)