GB8619779D0 - Displacement measurement - Google Patents

Displacement measurement

Info

Publication number
GB8619779D0
GB8619779D0 GB868619779A GB8619779A GB8619779D0 GB 8619779 D0 GB8619779 D0 GB 8619779D0 GB 868619779 A GB868619779 A GB 868619779A GB 8619779 A GB8619779 A GB 8619779A GB 8619779 D0 GB8619779 D0 GB 8619779D0
Authority
GB
United Kingdom
Prior art keywords
displacement measurement
displacement
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.)
Withdrawn
Application number
GB868619779A
Other versions
GB2194042A (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.)
Balfour Beatty PLC
Original Assignee
BICC 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 BICC PLC filed Critical BICC PLC
Priority to GB08619779A priority Critical patent/GB2194042A/en
Publication of GB8619779D0 publication Critical patent/GB8619779D0/en
Publication of GB2194042A publication Critical patent/GB2194042A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
GB08619779A 1986-08-14 1986-08-14 Displacement measurement Withdrawn GB2194042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08619779A GB2194042A (en) 1986-08-14 1986-08-14 Displacement measurement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08619779A GB2194042A (en) 1986-08-14 1986-08-14 Displacement measurement

Publications (2)

Publication Number Publication Date
GB8619779D0 true GB8619779D0 (en) 1986-09-24
GB2194042A GB2194042A (en) 1988-02-24

Family

ID=10602699

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08619779A Withdrawn GB2194042A (en) 1986-08-14 1986-08-14 Displacement measurement

Country Status (1)

Country Link
GB (1) GB2194042A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111207908A (en) * 2018-11-21 2020-05-29 上海电缆研究所有限公司 Calibration grating for calibrating optical fiber test instrument and calibration method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB914438A (en) * 1960-10-01 1963-01-02 Ferranti Ltd Improvements relating to measuring apparatus
GB1370307A (en) * 1970-10-23 1974-10-16 Bendix Corp Apparatus for and method of determinging displacements using moire fringes
GB1456366A (en) * 1972-12-14 1976-11-24 Hawker Siddeley Dynamics Ltd Linear displacement devices
SE400642B (en) * 1976-10-15 1978-04-03 Bergkvist Lars A ELECTRONIC CARPET TAPE
NO791209L (en) * 1978-04-13 1979-10-16 Kenneth Frank Hale METERS FOR MEASUREMENT OF STRETCH AND OFFSET
GB8320629D0 (en) * 1983-07-30 1983-09-01 Pa Consulting Services Displacement measuring apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111207908A (en) * 2018-11-21 2020-05-29 上海电缆研究所有限公司 Calibration grating for calibrating optical fiber test instrument and calibration method
CN111207908B (en) * 2018-11-21 2021-09-21 上海电缆研究所有限公司 Calibration grating for calibrating optical fiber test instrument and calibration method

Also Published As

Publication number Publication date
GB2194042A (en) 1988-02-24

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)