CA1009837A - Device for the non-contact length measurement of objects - Google Patents

Device for the non-contact length measurement of objects

Info

Publication number
CA1009837A
CA1009837A CA194,427A CA194427A CA1009837A CA 1009837 A CA1009837 A CA 1009837A CA 194427 A CA194427 A CA 194427A CA 1009837 A CA1009837 A CA 1009837A
Authority
CA
Canada
Prior art keywords
objects
length measurement
contact length
contact
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
CA194,427A
Other languages
English (en)
Inventor
Klas R. Wiklund
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.)
Linde Sverige AB
Original Assignee
AGA AB
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 AGA AB filed Critical AGA AB
Application granted granted Critical
Publication of CA1009837A publication Critical patent/CA1009837A/en
Expired 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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B11/043—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CA194,427A 1973-03-09 1974-03-08 Device for the non-contact length measurement of objects Expired CA1009837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7303302A SE371009B (da) 1973-03-09 1973-03-09

Publications (1)

Publication Number Publication Date
CA1009837A true CA1009837A (en) 1977-05-10

Family

ID=20316847

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,427A Expired CA1009837A (en) 1973-03-09 1974-03-08 Device for the non-contact length measurement of objects

Country Status (6)

Country Link
US (1) US3891857A (da)
JP (1) JPS49122758A (da)
CA (1) CA1009837A (da)
DE (1) DE2405976A1 (da)
FR (1) FR2220772A1 (da)
SE (1) SE371009B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5199558A (en) * 1975-02-28 1976-09-02 Nippon Kokan Kk Sokobutsutaino hisetsushokusokuchohoho
US4395127A (en) * 1980-09-11 1983-07-26 The United States Of America As Represented By The Secretary Of The Treasury Optical paper detector
US4614874A (en) * 1983-01-21 1986-09-30 Sharp Kabushiki Kaisha Original document size detecting arrangement
CA1253620A (en) * 1985-04-30 1989-05-02 Jon Claesson Method relating to three dimensional measurement of objects
US5430537A (en) * 1993-09-03 1995-07-04 Dynamics Research Corporation Light beam distance encoder
DE4439759C1 (de) * 1994-11-07 1996-02-01 Siemens Ag Photodiodenarray
FR2726496B1 (fr) * 1994-11-09 1997-01-17 Aerospatiale Procede de localisation spatiale du point focal d'un faisceau laser d'une machine d'usinage et outillage pour la mise en oeuvre de ce procede

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193689A (en) * 1961-03-24 1965-07-06 Perkin Elmer Corp Photosensitive wire diameter gauge
US3428817A (en) * 1964-11-27 1969-02-18 Jones & Laughlin Steel Corp Length measurer with plurality of photocells which are sequentially gated

Also Published As

Publication number Publication date
SE371009B (da) 1974-11-04
US3891857A (en) 1975-06-24
DE2405976A1 (de) 1974-09-26
JPS49122758A (da) 1974-11-25
FR2220772A1 (da) 1974-10-04

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