GB2060899B - Continuous measurement of changes in the distance between measuring points - Google Patents

Continuous measurement of changes in the distance between measuring points

Info

Publication number
GB2060899B
GB2060899B GB8033211A GB8033211A GB2060899B GB 2060899 B GB2060899 B GB 2060899B GB 8033211 A GB8033211 A GB 8033211A GB 8033211 A GB8033211 A GB 8033211A GB 2060899 B GB2060899 B GB 2060899B
Authority
GB
United Kingdom
Prior art keywords
distance
changes
measuring points
continuous measurement
measurement
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
Application number
GB8033211A
Other versions
GB2060899A (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.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Publication of GB2060899A publication Critical patent/GB2060899A/en
Application granted granted Critical
Publication of GB2060899B publication Critical patent/GB2060899B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18—Special adaptations of signalling or alarm devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
GB8033211A 1979-10-16 1980-10-15 Continuous measurement of changes in the distance between measuring points Expired GB2060899B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792941747 DE2941747C2 (en) 1979-10-16 1979-10-16 Device for continuous measurement of changes in distance between measuring points on mountain formations

Publications (2)

Publication Number Publication Date
GB2060899A GB2060899A (en) 1981-05-07
GB2060899B true GB2060899B (en) 1983-08-10

Family

ID=6083540

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8033211A Expired GB2060899B (en) 1979-10-16 1980-10-15 Continuous measurement of changes in the distance between measuring points

Country Status (2)

Country Link
DE (1) DE2941747C2 (en)
GB (1) GB2060899B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532709A (en) * 1984-10-22 1985-08-06 Westinghouse Electric Corp. High precision electronic digital measurement system wound on constant-torque-controlled drum
GB8524029D0 (en) * 1985-09-30 1985-11-06 Vere D W Movement transducer
DE4217607C2 (en) * 1992-05-27 1995-04-27 Asm Automation Sensorik Messte Cable displacement device
US5820057A (en) * 1997-11-05 1998-10-13 The Stanley Works Tape rule with geared spring motor drive
CN110186754B (en) * 2019-07-03 2024-02-23 长江水利委员会长江科学院 High-water-pressure split rock deformation measuring device, construction method and application thereof
CN113565569B (en) * 2021-07-21 2023-06-20 贵州省矿山安全科学研究院有限公司 Coal mine risk early warning system based on big data analysis
CN113883998B (en) * 2021-12-06 2022-03-08 山东隽宇电子科技有限公司 Construction site cable detection equipment

Also Published As

Publication number Publication date
DE2941747A1 (en) 1981-04-30
DE2941747C2 (en) 1982-09-02
GB2060899A (en) 1981-05-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee