JPH0453524Y2 - - Google Patents
Info
- Publication number
- JPH0453524Y2 JPH0453524Y2 JP6787U JP6787U JPH0453524Y2 JP H0453524 Y2 JPH0453524 Y2 JP H0453524Y2 JP 6787 U JP6787 U JP 6787U JP 6787 U JP6787 U JP 6787U JP H0453524 Y2 JPH0453524 Y2 JP H0453524Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- probe
- holder
- mirror
- reflecting mirror
- 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
- 239000000523 sample Substances 0.000 claims description 41
- 238000005259 measurement Methods 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 7
- 239000004567 concrete Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 239000004593 Epoxy Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000005674 electromagnetic induction Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229920002050 silicone resin Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 239000011345 viscous material Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6787U JPH0453524Y2 (US06623731-20030923-C00012.png) | 1987-01-06 | 1987-01-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6787U JPH0453524Y2 (US06623731-20030923-C00012.png) | 1987-01-06 | 1987-01-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63109607U JPS63109607U (US06623731-20030923-C00012.png) | 1988-07-14 |
JPH0453524Y2 true JPH0453524Y2 (US06623731-20030923-C00012.png) | 1992-12-16 |
Family
ID=30776726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6787U Expired JPH0453524Y2 (US06623731-20030923-C00012.png) | 1987-01-06 | 1987-01-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0453524Y2 (US06623731-20030923-C00012.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2910614B1 (fr) * | 2006-12-22 | 2009-03-06 | Oxand Sa | Procede et systeme d'identification de risque de defaillance d'un ouvrage de confinement. |
-
1987
- 1987-01-06 JP JP6787U patent/JPH0453524Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS63109607U (US06623731-20030923-C00012.png) | 1988-07-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4634856A (en) | Fiber optic moisture sensor with moisture-absorbing reflective target | |
US4711126A (en) | Sensor for the measurement of the refractive index of a fluid and/or phase boundary between two fluids by means of visible or invisible light | |
CN104964727B (zh) | 一种光纤点式液位传感器 | |
Zhiqiang et al. | The directionality of an optical fiber high-frequency acoustic sensor for partial discharge detection and location | |
JP2008523401A (ja) | 磁気光学センサ | |
JP2010506153A (ja) | 光学的放射の反転のために用いられる対象物体 | |
US4717253A (en) | Optical strain gauge | |
WO2011162790A1 (en) | Lidar instrument system and process | |
JP2002162211A (ja) | 歪み計測装置及びその設置方法 | |
JPH0453524Y2 (US06623731-20030923-C00012.png) | ||
AU630490B2 (en) | Leakage detection system | |
CN104949739A (zh) | 用于现场校准大尺寸液位传感器的直线基准结构 | |
US5396079A (en) | Fiber optic detector and depth sensor and method for doing same | |
Kruschwitz | Optical fiber sensors for the quantitative measurement of strain in concrete structures | |
ATE8180T1 (de) | Vorrichtung zum messen der dicke. | |
CN115903009A (zh) | 振动检测装置、检测方法、装置、介质及设备 | |
CN113390832A (zh) | 标线逆反射测量仪的光路装置及具有其的标线逆反射测量仪 | |
JPH0234582Y2 (US06623731-20030923-C00012.png) | ||
KR102684750B1 (ko) | 광섬유센서, 광섬유센서 고정구 및 이를 구비한 지중관로 모니터링장치 | |
JP2535479Y2 (ja) | 磁気検出器 | |
JPS63311307A (ja) | 光ファイバ型温度センサ | |
SU711279A1 (ru) | Фотометрический инклинометр | |
RU2085845C1 (ru) | Устройство для определения углов наклона объекта | |
KR20220162506A (ko) | 광섬유센서, 광섬유센서 고정구 및 이를 구비한 지중관로 모니터링장치 | |
JPH06288762A (ja) | 真直度測定方法 |