发明名称 |
CRACK DETECTING SENSOR, AND CRACK MONITORING METHOD |
摘要 |
PROBLEM TO BE SOLVED: To provide a crack detecting sensor and a crack monitoring method that enable detection of cracks with a simple configuration.SOLUTION: A crack detecting sensor 1 for detecting any crack cr in a hardened cement-concrete composition C is equipped with a surface protecting layer 7, at least one holding layer 6 in which a glass ball 5 is encapsulated, and a detection sheet S including a focus forming layer 4 and a specular reflection layer 3. The reverse side of the detection sheet S to the surface protecting layer 7 is pasted onto the surface of the hardened cement-concrete composition C.SELECTED DRAWING: Figure 1 |
申请公布号 |
JP2016218049(A) |
申请公布日期 |
2016.12.22 |
申请号 |
JP20160071987 |
申请日期 |
2016.03.31 |
申请人 |
DENKA CO LTD;NIPPON CARBIDE IND CO INC |
发明人 |
SUHARA KENTARO;ARAKI AKITOSHI;MASHITA MASAAKI;MATSUMOTO MASAO;NAKAZAWA HIROKI |
分类号 |
G01N21/88 |
主分类号 |
G01N21/88 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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