トンネルのタイル撤去方法及び補修用加熱装置

Japanese Patent JP7082537

B2

To remove a large number of porcelain tiles attached over long distances along a tunnel road with a short time with little effort, and to re-decorate an inner wall surface of a concrete skeleton.SOLUTION: In a method for repairing a tunnel for re-decorating an inner wall surface of a concrete skeleton 2 from which porcelain tiles 4 are removed in which the large number of porcelain tiles 4 are attached on the inner wall surface of the concrete frame 2 along a road 1 with a synthetic resin adhesive 3 and the large number of porcelain tiles 4 are removed from the concrete skeleton 2 along the road 1, the tiled wall surface on which the large number of porcelain tiles 4 are attached is heated from a surface side before removing the porcelain tiles 4 from the concrete skeleton 2, the large number of porcelain tiles 4 are mechanically peeled off from the concrete frame 2 after raising the temperature of the interface between the large number of porcelain tiles 4 and the synthetic resin adhesive, and the inner wall surface of the concrete skeleton 2 from which the porcelain tiles 4 have been removed can be re-decorated.SELECTED DRAWING: Figure 1

Koji Tanaka
Takeshi Tamao
Akira Nakahashi
One Yen Shinsaku
Eiji Higashimura

JP2018126026A

June 08, 2022

July 02, 2018

Click for automatic bibliography generation  

West Japan Expressway Engineering Shikoku Co., Ltd.

E21D11/04

JP2006291593A
JP2003166338A
JP2002310966A
JP2014077341A
JP2016205085A
JP59119000A

WO2014147650A1

Koji Kitamura
Toshio Takao
Ryo Asao

Previous Patent: Electric vehicle support system

Next Patent: Image processing equipment and programs