GB8419110D0 - Crack monitor systems - Google Patents
Crack monitor systemsInfo
- Publication number
- GB8419110D0 GB8419110D0 GB848419110A GB8419110A GB8419110D0 GB 8419110 D0 GB8419110 D0 GB 8419110D0 GB 848419110 A GB848419110 A GB 848419110A GB 8419110 A GB8419110 A GB 8419110A GB 8419110 D0 GB8419110 D0 GB 8419110D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- monitor systems
- crack monitor
- crack
- systems
- monitor
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
- G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
- G01M11/085—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT] the optical fiber being on or near the surface of the DUT
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB838322485A GB8322485D0 (en) | 1983-08-20 | 1983-08-20 | Crack monitor systems |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8419110D0 true GB8419110D0 (en) | 1984-08-30 |
GB2145515A GB2145515A (en) | 1985-03-27 |
Family
ID=10547649
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB838322485A Pending GB8322485D0 (en) | 1983-08-20 | 1983-08-20 | Crack monitor systems |
GB08419110A Withdrawn GB2145515A (en) | 1983-08-20 | 1984-07-26 | Crack or strain monitor systems |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB838322485A Pending GB8322485D0 (en) | 1983-08-20 | 1983-08-20 | Crack monitor systems |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8322485D0 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106840869A (en) * | 2016-12-15 | 2017-06-13 | 北京航空航天大学 | A kind of hole-edge crack diagnostic method for being based on fiber grating spectral image analysis under two kinds of cloth patch modes |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5026141A (en) * | 1981-08-24 | 1991-06-25 | G2 Systems Corporation | Structural monitoring system using fiber optics |
US4927232A (en) * | 1985-03-18 | 1990-05-22 | G2 Systems Corporation | Structural monitoring system using fiber optics |
US5038618A (en) * | 1986-11-11 | 1991-08-13 | British Aerospace Public Limited Company | Measurement of distortion |
DE3771865D1 (en) * | 1987-02-13 | 1991-09-05 | G2 Systems Corp | FIBER OPTICAL CONSTRUCTION MONITORING SYSTEM. |
DE3716168A1 (en) * | 1987-05-14 | 1988-11-24 | Bayerische Motoren Werke Ag | Sensor for a safety device for motor vehicles |
AU2770189A (en) * | 1988-01-06 | 1989-07-06 | Unisearch Limited | Use of optical fibre in pressure sensitive transducers |
FR2689234B1 (en) * | 1992-03-26 | 1994-07-01 | Opto Ind | IMPROVED FIBER OPTIC PRESSURE SENSOR. |
GB9317576D0 (en) * | 1993-08-24 | 1993-10-06 | British Aerospace | Fibre optic damage detection system |
DE102007048817B4 (en) * | 2007-10-10 | 2016-06-30 | Airbus Defence and Space GmbH | Sensor for measuring voltages in a substrate |
EP2112374B2 (en) | 2008-04-21 | 2018-10-17 | Siemens Aktiengesellschaft | Crack detection system |
IL247408B (en) | 2016-08-21 | 2018-03-29 | Elbit Systems Ltd | System and method for detecting weakening of the adhesion strength between structural elements |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4446892A (en) * | 1979-09-05 | 1984-05-08 | Maxwell Ag | Method and apparatus for monitoring lengths of hose |
GB2101378A (en) * | 1981-07-09 | 1983-01-12 | Gordon James Pill | Improvements in and relating to underground installation protection systems |
-
1983
- 1983-08-20 GB GB838322485A patent/GB8322485D0/en active Pending
-
1984
- 1984-07-26 GB GB08419110A patent/GB2145515A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106840869A (en) * | 2016-12-15 | 2017-06-13 | 北京航空航天大学 | A kind of hole-edge crack diagnostic method for being based on fiber grating spectral image analysis under two kinds of cloth patch modes |
CN106840869B (en) * | 2016-12-15 | 2019-08-23 | 北京航空航天大学 | A kind of hole-edge crack diagnostic method based on fiber grating spectral image analysis under two kinds of cloth patch modes |
Also Published As
Publication number | Publication date |
---|---|
GB8322485D0 (en) | 1983-09-21 |
GB2145515A (en) | 1985-03-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA845680B (en) | Wear-parts system | |
GB8317224D0 (en) | Monitoring system | |
DE3479299D1 (en) | Letter-mail checking system | |
GB2148075B (en) | Transmitter-transponder systems | |
GB2145863B (en) | Monitoring system | |
GB8322485D0 (en) | Crack monitor systems | |
GB2137718B (en) | Flow-stopping system | |
GB2140173B (en) | Dual-actuator monitor | |
GB8427433D0 (en) | Section system | |
GB2142206B (en) | Monitoring system | |
GB8406613D0 (en) | Magnetic-electronic system | |
GB8321981D0 (en) | Panelling system | |
GB8419112D0 (en) | Crack monitors | |
GB8322486D0 (en) | Crack monitors | |
GB2143886B (en) | Formwok system | |
GB8405725D0 (en) | Crack monitors | |
GB8411068D0 (en) | Connection system | |
GB8323146D0 (en) | Monitoring system | |
EP0138701A3 (en) | Goniostelemeter system | |
CS337083A1 (en) | Vyfukovy system turbodmychadlem preplnovaneho spalovaciho motoru | |
GB2140647B (en) | 3d-television system | |
GB8412567D0 (en) | Connection system | |
GB8521242D0 (en) | Monitoring system | |
GB8521241D0 (en) | Monitoring system | |
GB8422225D0 (en) | Monitoring systems |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |