IT990830B - LIGHT BARRIER FOR MEASURING THE POSITION OR SIZE OF OBJECTS - Google Patents

LIGHT BARRIER FOR MEASURING THE POSITION OR SIZE OF OBJECTS

Info

Publication number
IT990830B
IT990830B IT2604473A IT2604473A IT990830B IT 990830 B IT990830 B IT 990830B IT 2604473 A IT2604473 A IT 2604473A IT 2604473 A IT2604473 A IT 2604473A IT 990830 B IT990830 B IT 990830B
Authority
IT
Italy
Prior art keywords
objects
measuring
size
light barrier
barrier
Prior art date
Application number
IT2604473A
Other languages
Italian (it)
Original Assignee
Licentia 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 Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of IT990830B publication Critical patent/IT990830B/en

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
    • G01B11/046—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 width
    • 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
    • G01B11/028—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring lateral position of a boundary of the object
    • 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
    • G01D5/342—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 the sensed object being the obturating part

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT2604473A 1972-06-29 1973-06-28 LIGHT BARRIER FOR MEASURING THE POSITION OR SIZE OF OBJECTS IT990830B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722231776 DE2231776C3 (en) 1972-06-29 1972-06-29 Light barrier for measuring the position or dimensions of objects

Publications (1)

Publication Number Publication Date
IT990830B true IT990830B (en) 1975-07-10

Family

ID=5849135

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2604473A IT990830B (en) 1972-06-29 1973-06-28 LIGHT BARRIER FOR MEASURING THE POSITION OR SIZE OF OBJECTS

Country Status (3)

Country Link
DE (1) DE2231776C3 (en)
FR (1) FR2191094B3 (en)
IT (1) IT990830B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1520693A (en) * 1976-04-01 1978-08-09 Crosfield Electronics Ltd Detecting lateral position of webs
FR2417753A1 (en) * 1978-02-15 1979-09-14 Hitachi Ltd REMOTE OPTICAL MEASUREMENT AND CONTROL SYSTEM OF AN OBJECT UNDERGOING A PHYSICAL TRANSFORMATION
SE413555B (en) * 1978-09-15 1980-06-02 Asea Ab FIBEROPTICAL METDON
US4255754A (en) * 1979-03-19 1981-03-10 Xerox Corporation Differential fiber optic sensing method and apparatus for ink jet recorders
FR2472763A1 (en) * 1979-12-28 1981-07-03 Onera (Off Nat Aerospatiale) Optical positioning system for high temp. test specimen - uses lens forming image of specimen on photocell whose output controls servo positioning mechanism
GB2144216B (en) * 1983-07-28 1986-10-22 Platon Limited Ga Opto-electronic position sensing
DE3403887C2 (en) * 1984-02-04 1986-11-13 Wolfgang Dr. 7000 Stuttgart Ruhrmann sensor
US4631401A (en) * 1984-06-06 1986-12-23 Dieterich Standard Corporation Optic sensors
JPS6230921A (en) * 1985-07-31 1987-02-09 Sharp Corp Optical sensor
DE3543852A1 (en) * 1985-12-12 1987-06-19 Elmeg Photoelectric device for detecting the position of a tape edge
GB8531149D0 (en) * 1985-12-18 1986-01-29 Smiths Industries Plc Optical transducers
EP0227861B1 (en) * 1985-12-24 1990-07-04 Barco Automation, Naamloze Vennootschap Method for measuring a physical value provided with numerical data by the use of analog data measuring devices and measuring apparatus therefor
DE3718092A1 (en) * 1987-05-29 1988-12-08 Elmeg Photoelectric device for determining the position of a band edge
DE3837042A1 (en) * 1988-10-31 1990-05-03 Battelle Institut E V Device for positioning materials in a force field
DE4114367C2 (en) * 1990-05-02 1996-07-11 Keller Gmbh Pyrometer for non-contact temperature measurement of running and elongated measuring objects
DE4244869C2 (en) * 1992-11-14 1997-08-28 Chiron Werke Gmbh Tool measuring method for machine spindle
DE4343457C1 (en) * 1993-12-20 1994-10-20 Leuze Electronic Gmbh & Co Optoelectronic device for detecting transparent objects
EP0716287B1 (en) * 1994-12-10 2001-04-25 Koenig & Bauer Aktiengesellschaft Device for measuring a position of webs or sheets
DE19532009C2 (en) * 1994-12-10 1997-04-10 Koenig & Bauer Albert Ag Methods and devices for measuring the position of an edge of webs or sheets
DE4444079C2 (en) * 1994-12-10 1998-03-19 Koenig & Bauer Albert Ag Method and device for carrying out this method for measuring the position of an edge of a web or an arch
DE19620642C2 (en) * 1996-05-22 2002-10-10 Precitec Kg edge sensor

Also Published As

Publication number Publication date
DE2231776C3 (en) 1987-07-30
FR2191094B3 (en) 1976-06-18
DE2231776A1 (en) 1974-01-24
FR2191094A1 (en) 1974-02-01
DE2231776B2 (en) 1981-04-09

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