DE2054693A1 - - Google Patents

Info

Publication number
DE2054693A1
DE2054693A1 DE19702054693 DE2054693A DE2054693A1 DE 2054693 A1 DE2054693 A1 DE 2054693A1 DE 19702054693 DE19702054693 DE 19702054693 DE 2054693 A DE2054693 A DE 2054693A DE 2054693 A1 DE2054693 A1 DE 2054693A1
Authority
DE
Germany
Prior art keywords
division
light
light guide
photoelectric device
guide cable
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.)
Pending
Application number
DE19702054693
Other languages
German (de)
English (en)
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.)
Dr Johannes Heidenhain GmbH
Original Assignee
Dr Johannes Heidenhain 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
Priority to DE19691964380 priority Critical patent/DE1964380A1/de
Application filed by Dr Johannes Heidenhain GmbH filed Critical Dr Johannes Heidenhain GmbH
Priority to DE19702054693 priority patent/DE2054693A1/de
Priority to DE19702054694 priority patent/DE2054694A1/de
Priority to FR7046283A priority patent/FR2074174A5/fr
Priority to GB6120870A priority patent/GB1341029A/en
Publication of DE2054693A1 publication Critical patent/DE2054693A1/de
Pending 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
    • G01D5/347—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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • G01D5/34723—Scale reading or illumination devices involving light-guides
    • 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
    • G01D5/268—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 using optical fibres
    • 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
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/486—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE19702054693 1969-12-23 1970-11-06 Pending DE2054693A1 (enExample)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19691964380 DE1964380A1 (de) 1969-12-23 1969-12-23 Messeinrichtung
DE19702054693 DE2054693A1 (enExample) 1969-12-23 1970-11-06
DE19702054694 DE2054694A1 (de) 1969-12-23 1970-11-06 Messeinrichtung
FR7046283A FR2074174A5 (enExample) 1969-12-23 1970-12-22
GB6120870A GB1341029A (en) 1969-12-23 1970-12-23 Measuring device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19691964380 DE1964380A1 (de) 1969-12-23 1969-12-23 Messeinrichtung
DE19702054693 DE2054693A1 (enExample) 1969-12-23 1970-11-06
DE19702054694 DE2054694A1 (de) 1969-12-23 1970-11-06 Messeinrichtung

Publications (1)

Publication Number Publication Date
DE2054693A1 true DE2054693A1 (enExample) 1972-05-10

Family

ID=27182305

Family Applications (3)

Application Number Title Priority Date Filing Date
DE19691964380 Pending DE1964380A1 (de) 1969-12-23 1969-12-23 Messeinrichtung
DE19702054694 Pending DE2054694A1 (de) 1969-12-23 1970-11-06 Messeinrichtung
DE19702054693 Pending DE2054693A1 (enExample) 1969-12-23 1970-11-06

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE19691964380 Pending DE1964380A1 (de) 1969-12-23 1969-12-23 Messeinrichtung
DE19702054694 Pending DE2054694A1 (de) 1969-12-23 1970-11-06 Messeinrichtung

Country Status (3)

Country Link
DE (3) DE1964380A1 (enExample)
FR (1) FR2074174A5 (enExample)
GB (1) GB1341029A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2210763B1 (enExample) * 1972-12-20 1975-03-28 Aerospatiale
FR2410809A1 (fr) * 1977-12-05 1979-06-29 Jacques Beaufront Procede et dispositif opto-electronique pour la mesure de grandeurs physiques

Also Published As

Publication number Publication date
DE2054694A1 (de) 1972-05-10
FR2074174A5 (enExample) 1971-10-01
DE1964380A1 (de) 1971-07-01
GB1341029A (en) 1973-12-19

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