GB8312699D0 - Detecting onset of cracks/fractures - Google Patents

Detecting onset of cracks/fractures

Info

Publication number
GB8312699D0
GB8312699D0 GB838312699A GB8312699A GB8312699D0 GB 8312699 D0 GB8312699 D0 GB 8312699D0 GB 838312699 A GB838312699 A GB 838312699A GB 8312699 A GB8312699 A GB 8312699A GB 8312699 D0 GB8312699 D0 GB 8312699D0
Authority
GB
United Kingdom
Prior art keywords
fractures
cracks
detecting onset
onset
detecting
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.)
Granted
Application number
GB838312699A
Other versions
GB2124784B (en
GB2124784A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westland Group PLC
Original Assignee
Westland PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Westland PLC filed Critical Westland PLC
Priority to GB08312699A priority Critical patent/GB2124784B/en
Publication of GB8312699D0 publication Critical patent/GB8312699D0/en
Publication of GB2124784A publication Critical patent/GB2124784A/en
Application granted granted Critical
Publication of GB2124784B publication Critical patent/GB2124784B/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB08312699A 1982-05-17 1983-05-09 Apparatus for detecting the onset of cracks or fractures Expired GB2124784B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08312699A GB2124784B (en) 1982-05-17 1983-05-09 Apparatus for detecting the onset of cracks or fractures

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8214315 1982-05-17
GB08312699A GB2124784B (en) 1982-05-17 1983-05-09 Apparatus for detecting the onset of cracks or fractures

Publications (3)

Publication Number Publication Date
GB8312699D0 true GB8312699D0 (en) 1983-06-15
GB2124784A GB2124784A (en) 1984-02-22
GB2124784B GB2124784B (en) 1985-10-09

Family

ID=26282853

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08312699A Expired GB2124784B (en) 1982-05-17 1983-05-09 Apparatus for detecting the onset of cracks or fractures

Country Status (1)

Country Link
GB (1) GB2124784B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8322486D0 (en) * 1983-08-20 1983-09-21 Nmi Ltd Crack monitors
GB8322487D0 (en) * 1983-08-20 1983-09-21 Nmi Ltd Crack monitors
DE3447122A1 (en) * 1984-12-22 1986-06-26 Messerschmitt-Bölkow-Blohm GmbH, 2800 Bremen MEASURING ARRANGEMENT FOR DETECTING CRACKS IN TEST UNITS
DE3771865D1 (en) * 1987-02-13 1991-09-05 G2 Systems Corp FIBER OPTICAL CONSTRUCTION MONITORING SYSTEM.
US5015842A (en) * 1989-06-01 1991-05-14 United Technologies Corporation High density fiber optic damage detection system
US4988862A (en) * 1989-09-27 1991-01-29 Ford Motor Company Optical occupant restraint activation sensor
GB9003216D0 (en) * 1990-02-13 1990-04-11 Dunlop Ltd Crack detection
GB9005827D0 (en) * 1990-03-15 1990-05-09 Raychem Gmbh Electrical protection apparatus
GB2386183A (en) * 2002-03-05 2003-09-10 Qinetiq Ltd Optical sensor assembly
GB2400434A (en) * 2003-04-07 2004-10-13 Qinetiq Ltd Wear detection of flexible conduit
TWI317703B (en) * 2006-12-12 2009-12-01 Ind Tech Res Inst Tire and detection and alarm mechanism thereof
EP3557214B1 (en) 2018-04-20 2022-08-24 Hamilton Sundstrand Corporation A blade for a propeller with blade composite structure and an extrinsic fabry-perot interferometric sensor embedded in the blade composite structure

Also Published As

Publication number Publication date
GB2124784B (en) 1985-10-09
GB2124784A (en) 1984-02-22

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee