GB2246863B - Crack monitoring gauge - Google Patents

Crack monitoring gauge

Info

Publication number
GB2246863B
GB2246863B GB9016444A GB9016444A GB2246863B GB 2246863 B GB2246863 B GB 2246863B GB 9016444 A GB9016444 A GB 9016444A GB 9016444 A GB9016444 A GB 9016444A GB 2246863 B GB2246863 B GB 2246863B
Authority
GB
United Kingdom
Prior art keywords
crack monitoring
monitoring gauge
gauge
crack
monitoring
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 - Fee Related
Application number
GB9016444A
Other versions
GB9016444D0 (en
GB2246863A (en
Inventor
Roger William Johnson
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.)
AVONGARD Ltd
AVONGARD TELLTALE Ltd
Original Assignee
AVONGARD Ltd
AVONGARD TELLTALE Ltd
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 AVONGARD Ltd, AVONGARD TELLTALE Ltd filed Critical AVONGARD Ltd
Priority to GB9016444A priority Critical patent/GB2246863B/en
Publication of GB9016444D0 publication Critical patent/GB9016444D0/en
Publication of GB2246863A publication Critical patent/GB2246863A/en
Application granted granted Critical
Publication of GB2246863B publication Critical patent/GB2246863B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
GB9016444A 1990-07-26 1990-07-26 Crack monitoring gauge Expired - Fee Related GB2246863B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9016444A GB2246863B (en) 1990-07-26 1990-07-26 Crack monitoring gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9016444A GB2246863B (en) 1990-07-26 1990-07-26 Crack monitoring gauge

Publications (3)

Publication Number Publication Date
GB9016444D0 GB9016444D0 (en) 1990-09-12
GB2246863A GB2246863A (en) 1992-02-12
GB2246863B true GB2246863B (en) 1994-09-14

Family

ID=10679711

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9016444A Expired - Fee Related GB2246863B (en) 1990-07-26 1990-07-26 Crack monitoring gauge

Country Status (1)

Country Link
GB (1) GB2246863B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011110236A1 (en) * 2010-03-12 2011-09-15 Siemens Aktiengesellschaft Indicator apparatus for a wind turbine tower wall
US10184861B2 (en) 2014-12-08 2019-01-22 Gregory E. Lowitz Structural element crack monitoring device and method
FR3114644B1 (en) 2020-09-30 2023-06-30 Feelbat CRACK EVOLUTION MEASUREMENT SYSTEM ON A WALL OR SIMILAR

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1359436A (en) * 1971-08-09 1974-07-10 Technology Inc Instrument for mechanically recording strains
GB1598785A (en) * 1977-11-07 1981-09-23 Johnson R Gauging cracks in buildings
GB2110372A (en) * 1981-11-13 1983-06-15 Roger William Johnson Monitoring cracks in buildings

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1359436A (en) * 1971-08-09 1974-07-10 Technology Inc Instrument for mechanically recording strains
GB1598785A (en) * 1977-11-07 1981-09-23 Johnson R Gauging cracks in buildings
GB2110372A (en) * 1981-11-13 1983-06-15 Roger William Johnson Monitoring cracks in buildings

Also Published As

Publication number Publication date
GB9016444D0 (en) 1990-09-12
GB2246863A (en) 1992-02-12

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090726