Measuring and testing – Specimen stress or strain – or testing by stress or strain... – By loading of specimen
Patent
1987-11-10
1991-08-13
Lobo, Ian J.
Measuring and testing
Specimen stress or strain, or testing by stress or strain...
By loading of specimen
G01L 124
Patent
active
050386182
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.
REFERENCES:
patent: 4269506 (1981-05-01), Johnson et al.
patent: 4654520 (1987-03-01), Griffiths
patent: 4722603 (1988-02-01), Graebner et al.
British Aerospace Public Limited Company
Lobo Ian J.
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