FR77221E - Photoelectric camera for checking or controlling positions - Google Patents

Photoelectric camera for checking or controlling positions

Info

Publication number
FR77221E
FR77221E FR819312A FR819312A FR77221E FR 77221 E FR77221 E FR 77221E FR 819312 A FR819312 A FR 819312A FR 819312 A FR819312 A FR 819312A FR 77221 E FR77221 E FR 77221E
Authority
FR
France
Prior art keywords
checking
controlling positions
photoelectric camera
photoelectric
camera
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
FR819312A
Other languages
French (fr)
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.)
Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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 Optique et Precision de Levallois SA filed Critical Optique et Precision de Levallois SA
Priority to FR819312A priority Critical patent/FR77221E/en
Application granted granted Critical
Publication of FR77221E publication Critical patent/FR77221E/en
Expired 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
    • G01D5/36—Forming the light into pulses
    • G01D5/363—Direction discrimination
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR819312A 1960-02-23 1960-02-23 Photoelectric camera for checking or controlling positions Expired FR77221E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR819312A FR77221E (en) 1960-02-23 1960-02-23 Photoelectric camera for checking or controlling positions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819312A FR77221E (en) 1960-02-23 1960-02-23 Photoelectric camera for checking or controlling positions

Publications (1)

Publication Number Publication Date
FR77221E true FR77221E (en) 1962-02-02

Family

ID=8725666

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819312A Expired FR77221E (en) 1960-02-23 1960-02-23 Photoelectric camera for checking or controlling positions

Country Status (1)

Country Link
FR (1) FR77221E (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226797B (en) * 1961-12-04 1966-10-13 Hensoldt & Soehne Optik Photoelectric device with optical grids as display means for displaying the change in position of a moving part
DE1245151B (en) * 1961-05-23 1967-07-20 British Aircraft Corp Ltd Measuring device for the photoelectric determination of the displacement of two parts that can move relative to one another
DE1273210B (en) * 1962-08-24 1968-07-18 Philips Nv Device for the photoelectric determination of the relative position of two parts
FR2779815A1 (en) * 1998-06-02 1999-12-17 Ching Shun Wang Non-interference rotary encoder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1245151B (en) * 1961-05-23 1967-07-20 British Aircraft Corp Ltd Measuring device for the photoelectric determination of the displacement of two parts that can move relative to one another
DE1226797B (en) * 1961-12-04 1966-10-13 Hensoldt & Soehne Optik Photoelectric device with optical grids as display means for displaying the change in position of a moving part
DE1273210B (en) * 1962-08-24 1968-07-18 Philips Nv Device for the photoelectric determination of the relative position of two parts
FR2779815A1 (en) * 1998-06-02 1999-12-17 Ching Shun Wang Non-interference rotary encoder

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