GB9123748D0 - Device for measuring changes in relative position - Google Patents

Device for measuring changes in relative position

Info

Publication number
GB9123748D0
GB9123748D0 GB919123748A GB9123748A GB9123748D0 GB 9123748 D0 GB9123748 D0 GB 9123748D0 GB 919123748 A GB919123748 A GB 919123748A GB 9123748 A GB9123748 A GB 9123748A GB 9123748 D0 GB9123748 D0 GB 9123748D0
Authority
GB
United Kingdom
Prior art keywords
relative position
measuring changes
measuring
changes
relative
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Withdrawn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
GB919123748A
Other versions
GB2250341A (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.)
Hexagon Metrology GmbH
Original Assignee
Leitz Messtecknik 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 Leitz Messtecknik GmbH filed Critical Leitz Messtecknik GmbH
Publication of GB9123748D0 publication Critical patent/GB9123748D0/en
Publication of GB2250341A publication Critical patent/GB2250341A/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Withdrawn legal-status Critical Current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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
    • G01B11/005—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates coordinate measuring machines
    • G01B11/007—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates coordinate measuring machines feeler heads therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
GB9123748A 1990-11-09 1991-11-08 Dispalcement sensor using the reflected image of a raster structure and a scanning grating Withdrawn GB2250341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904035948 DE4035948A1 (en) 1990-11-09 1990-11-09 MEASUREMENT OF POSITION CHANGES

Publications (2)

Publication Number Publication Date
GB9123748D0 true GB9123748D0 (en) 1992-01-02
GB2250341A GB2250341A (en) 1992-06-03

Family

ID=6418100

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9123748A Withdrawn GB2250341A (en) 1990-11-09 1991-11-08 Dispalcement sensor using the reflected image of a raster structure and a scanning grating

Country Status (3)

Country Link
JP (1) JPH04268412A (en)
DE (1) DE4035948A1 (en)
GB (1) GB2250341A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109991082A (en) * 2019-03-28 2019-07-09 武汉东湖学院 A Young's Modulus Measuring Device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4206544A1 (en) * 1992-03-02 1993-09-09 Lpkf Cad Cam Systeme In Thueri Two-coordinate distance measurement system - has photoelectric incremental sensor arrangement with opaque scanning plates and window pair groups with line rasters
CN103697924B (en) * 2013-12-16 2016-01-13 中国科学院长春光学精密机械与物理研究所 A positioning device for an absolute grating ruler photoelectric receiving device
CN104827349A (en) * 2015-05-21 2015-08-12 遵义市节庆机电有限责任公司 Machine tool position detecting device
FR3061286B1 (en) * 2016-12-22 2019-05-17 Universite De Nantes RELATIVE POSITIONING SYSTEM OF TWO EQUIPMENTS, METHOD OF MEASUREMENT AND ASSOCIATED DEVICES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1006698A (en) * 1962-01-19 1965-10-06 Razdow Lab Inc Improvements in or relating to an optical system and an apparatus for measuring displacements
AT393737B (en) * 1984-12-05 1991-12-10 Emr Elektronische Mess Und Reg INCREMENTAL MEASURING SYSTEM FOR MEASURING LENGTHS AND ANGLES
US4912322A (en) * 1986-08-15 1990-03-27 Mitutoyo Mfg. Co., Ltd. Optical type displacement detecting device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109991082A (en) * 2019-03-28 2019-07-09 武汉东湖学院 A Young's Modulus Measuring Device
CN109991082B (en) * 2019-03-28 2024-03-08 武汉东湖学院 A Young's modulus measuring device

Also Published As

Publication number Publication date
GB2250341A (en) 1992-06-03
JPH04268412A (en) 1992-09-24
DE4035948A1 (en) 1992-05-14

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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)