CH281171A - Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method. - Google Patents

Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method.

Info

Publication number
CH281171A
CH281171A CH281171DA CH281171A CH 281171 A CH281171 A CH 281171A CH 281171D A CH281171D A CH 281171DA CH 281171 A CH281171 A CH 281171A
Authority
CH
Switzerland
Prior art keywords
graduation
implementing
installation
measuring
line
Prior art date
Application number
Other languages
French (fr)
Inventor
Physique Societe Genevoise De
Original Assignee
Genevoise Instr Physique
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 Genevoise Instr Physique filed Critical Genevoise Instr Physique
Publication of CH281171A publication Critical patent/CH281171A/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/04—Co-ordinate boring or drilling machines; Machines for making holes without previous marking
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/04—Regulation of the inter-electrode distance
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02—Rulers with scales or marks for direct reading
    • 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
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
CH281171D 1952-01-18 1949-11-18 Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method. CH281171A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH281171T 1952-01-18

Publications (1)

Publication Number Publication Date
CH281171A true CH281171A (en) 1952-02-29

Family

ID=4483024

Family Applications (1)

Application Number Title Priority Date Filing Date
CH281171D CH281171A (en) 1952-01-18 1949-11-18 Method for measuring, by photoelectric means, the position of a line of a graduation and installation for implementing said method.

Country Status (1)

Country Link
CH (1) CH281171A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882420A (en) * 1956-11-07 1959-04-14 Genevoise Instr Physique Photo-electric microscope
US2960612A (en) * 1956-11-07 1960-11-15 Genevoise Instr Physique Photo-electric microscope
DE1191591B (en) * 1958-01-17 1965-04-22 Licentia Gmbh Method for photoelectrically determining the relative position of at least one edge of an object
US3218913A (en) * 1960-06-10 1965-11-23 American Optical Corp Method and apparatus for electro-optically aligning a remote object

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882420A (en) * 1956-11-07 1959-04-14 Genevoise Instr Physique Photo-electric microscope
US2960612A (en) * 1956-11-07 1960-11-15 Genevoise Instr Physique Photo-electric microscope
DE1191591B (en) * 1958-01-17 1965-04-22 Licentia Gmbh Method for photoelectrically determining the relative position of at least one edge of an object
US3218913A (en) * 1960-06-10 1965-11-23 American Optical Corp Method and apparatus for electro-optically aligning a remote object

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