Measurement of distortion
US5038618A · kind A · utility
12Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 10, 1987 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | Nov 10, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B11/18
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention relates to detecting distortion in large engineering structures using one or more fibre optic cables bonded to or in the structure. An optical signal is transmitted along the cable and information is obtained from the received signal regarding the length and/or change in length of the cable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.