AT314849B - Method for the optical-electrical measurement of the length of a moving object - Google Patents

Method for the optical-electrical measurement of the length of a moving object

Info

Publication number
AT314849B
AT314849B AT497169A AT497169A AT314849B AT 314849 B AT314849 B AT 314849B AT 497169 A AT497169 A AT 497169A AT 497169 A AT497169 A AT 497169A AT 314849 B AT314849 B AT 314849B
Authority
AT
Austria
Prior art keywords
optical
length
moving object
electrical measurement
measurement
Prior art date
Application number
AT497169A
Other languages
German (de)
Original Assignee
Mannesmann Ag
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 Mannesmann Ag filed Critical Mannesmann Ag
Application granted granted Critical
Publication of AT314849B publication Critical patent/AT314849B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G01P3/806—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/68
    • 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)
AT497169A 1968-05-31 1969-05-23 Method for the optical-electrical measurement of the length of a moving object AT314849B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681773534 DE1773534C3 (en) 1968-05-31 1968-05-31 Arrangement for opto-electrical measurement of the length of a moving elongated object

Publications (1)

Publication Number Publication Date
AT314849B true AT314849B (en) 1974-04-25

Family

ID=5701729

Family Applications (1)

Application Number Title Priority Date Filing Date
AT497169A AT314849B (en) 1968-05-31 1969-05-23 Method for the optical-electrical measurement of the length of a moving object

Country Status (2)

Country Link
AT (1) AT314849B (en)
DE (1) DE1773534C3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8816348D0 (en) * 1988-07-08 1988-08-10 Kyriakis J Non-contact measurement
DE4441864A1 (en) * 1993-12-18 1995-06-22 Hengstler Gmbh Contactless speed measurement appts.
US12561817B1 (en) 2024-12-23 2026-02-24 Og Technologies, Inc. Method and apparatus for determining the speed of travel of elongated bars with surface texture

Also Published As

Publication number Publication date
DE1773534B2 (en) 1978-05-18
DE1773534A1 (en) 1971-11-25
DE1773534C3 (en) 1979-01-18

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee