JPS6479613A - Tunnel crack detection apparatus - Google Patents
Tunnel crack detection apparatusInfo
- Publication number
- JPS6479613A JPS6479613A JP23661887A JP23661887A JPS6479613A JP S6479613 A JPS6479613 A JP S6479613A JP 23661887 A JP23661887 A JP 23661887A JP 23661887 A JP23661887 A JP 23661887A JP S6479613 A JPS6479613 A JP S6479613A
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- photodetector
- crack
- laser
- wall surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62236618A JP2530178B2 (ja) | 1987-09-21 | 1987-09-21 | トンネルクラック検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62236618A JP2530178B2 (ja) | 1987-09-21 | 1987-09-21 | トンネルクラック検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6479613A true JPS6479613A (en) | 1989-03-24 |
JP2530178B2 JP2530178B2 (ja) | 1996-09-04 |
Family
ID=17003307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62236618A Expired - Fee Related JP2530178B2 (ja) | 1987-09-21 | 1987-09-21 | トンネルクラック検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2530178B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011069747A (ja) * | 2009-09-26 | 2011-04-07 | Sohatsu System Kenkyusho:Kk | トンネルデータ処理システムおよびトンネルデータ処理方法 |
CN110567955A (zh) * | 2018-06-05 | 2019-12-13 | 北京瑞途科技有限公司 | 一种用于轨道交通隧道检测的成像系统 |
CN112525092A (zh) * | 2018-09-19 | 2021-03-19 | 成都理工大学 | 一种隧道施工监测系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61102908U (ja) * | 1984-12-11 | 1986-07-01 | ||
JPS61231404A (ja) * | 1985-04-05 | 1986-10-15 | Kobe Steel Ltd | 内面塗装皮膜付熱交換器管の内面皮膜の検査方法および装置 |
-
1987
- 1987-09-21 JP JP62236618A patent/JP2530178B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61102908U (ja) * | 1984-12-11 | 1986-07-01 | ||
JPS61231404A (ja) * | 1985-04-05 | 1986-10-15 | Kobe Steel Ltd | 内面塗装皮膜付熱交換器管の内面皮膜の検査方法および装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011069747A (ja) * | 2009-09-26 | 2011-04-07 | Sohatsu System Kenkyusho:Kk | トンネルデータ処理システムおよびトンネルデータ処理方法 |
CN110567955A (zh) * | 2018-06-05 | 2019-12-13 | 北京瑞途科技有限公司 | 一种用于轨道交通隧道检测的成像系统 |
CN112525092A (zh) * | 2018-09-19 | 2021-03-19 | 成都理工大学 | 一种隧道施工监测系统 |
CN112525092B (zh) * | 2018-09-19 | 2022-06-03 | 成都理工大学 | 一种基于双护盾tbm工艺的隧道施工监测系统 |
Also Published As
Publication number | Publication date |
---|---|
JP2530178B2 (ja) | 1996-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |