FR2021028A1 - - Google Patents

Info

Publication number
FR2021028A1
FR2021028A1 FR6935711A FR6935711A FR2021028A1 FR 2021028 A1 FR2021028 A1 FR 2021028A1 FR 6935711 A FR6935711 A FR 6935711A FR 6935711 A FR6935711 A FR 6935711A FR 2021028 A1 FR2021028 A1 FR 2021028A1
Authority
FR
France
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Withdrawn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
FR6935711A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2021028A1 publication Critical patent/FR2021028A1/fr
Withdrawn legal-status Critical Current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
    • G01B11/046—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
    • 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)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR6935711A 1968-10-18 1969-10-17 Withdrawn FR2021028A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT3301668 1968-10-18
IT3301069 1969-09-24

Publications (1)

Publication Number Publication Date
FR2021028A1 true FR2021028A1 (fr) 1970-07-17

Family

ID=26328959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6935711A Withdrawn FR2021028A1 (fr) 1968-10-18 1969-10-17

Country Status (3)

Country Link
DE (1) DE1952630A1 (fr)
FR (1) FR2021028A1 (fr)
GB (1) GB1292965A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2423751A1 (fr) * 1978-04-21 1979-11-16 Charbonnages Ste Chimique Procede et dispositif de controle de la largeur d'une bande de matiere

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3418799C1 (de) * 1984-05-19 1985-11-14 Mannesmann AG, 4000 Düsseldorf Inkremental-Sensor
DE3511726A1 (de) * 1985-03-30 1986-10-02 Immanuel 3203 Sarstedt Jeschke Vorrichtung zum absperren von gasrohren
DE3742527A1 (de) * 1987-07-21 1989-06-22 Mannesmann Ag Fotoelektronische fuehl- oder messeinrichtung
DE3928159A1 (de) * 1989-08-25 1991-02-28 Erhardt & Leimer Gmbh Kantenfuehler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2423751A1 (fr) * 1978-04-21 1979-11-16 Charbonnages Ste Chimique Procede et dispositif de controle de la largeur d'une bande de matiere

Also Published As

Publication number Publication date
DE1952630A1 (de) 1970-04-23
GB1292965A (en) 1972-10-18

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Legal Events

Date Code Title Description
ST Notification of lapse