JPH044969Y2 - - Google Patents
Info
- Publication number
- JPH044969Y2 JPH044969Y2 JP166185U JP166185U JPH044969Y2 JP H044969 Y2 JPH044969 Y2 JP H044969Y2 JP 166185 U JP166185 U JP 166185U JP 166185 U JP166185 U JP 166185U JP H044969 Y2 JPH044969 Y2 JP H044969Y2
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- light receiving
- laser beam
- receiving plate
- photoelectric conversion
- 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.)
- Expired
Links
- 238000006073 displacement reaction Methods 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 238000012937 correction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000009430 construction management Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP166185U JPH044969Y2 (US20030199744A1-20031023-C00003.png) | 1985-01-10 | 1985-01-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP166185U JPH044969Y2 (US20030199744A1-20031023-C00003.png) | 1985-01-10 | 1985-01-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61118012U JPS61118012U (US20030199744A1-20031023-C00003.png) | 1986-07-25 |
JPH044969Y2 true JPH044969Y2 (US20030199744A1-20031023-C00003.png) | 1992-02-13 |
Family
ID=30474607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP166185U Expired JPH044969Y2 (US20030199744A1-20031023-C00003.png) | 1985-01-10 | 1985-01-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH044969Y2 (US20030199744A1-20031023-C00003.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100466625B1 (ko) * | 2002-12-09 | 2005-01-14 | 코오롱건설주식회사 | 탄성파 탐사의 수신기에 대한 송신원의 상대좌표 측정방법및 장치 |
-
1985
- 1985-01-10 JP JP166185U patent/JPH044969Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS61118012U (US20030199744A1-20031023-C00003.png) | 1986-07-25 |
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