ATE50362T1 - Ablesevorrichtungen fuer optische mehrspurpositionsmessvorrichtungen. - Google Patents

Ablesevorrichtungen fuer optische mehrspurpositionsmessvorrichtungen.

Info

Publication number
ATE50362T1
ATE50362T1 AT85401370T AT85401370T ATE50362T1 AT E50362 T1 ATE50362 T1 AT E50362T1 AT 85401370 T AT85401370 T AT 85401370T AT 85401370 T AT85401370 T AT 85401370T AT E50362 T1 ATE50362 T1 AT E50362T1
Authority
AT
Austria
Prior art keywords
diaphragm
light source
optical system
encoded
support
Prior art date
Application number
AT85401370T
Other languages
English (en)
Inventor
Paul Gambs
Jacques Taillebois
Stephane Dubus
Original Assignee
Mcb
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 Mcb filed Critical Mcb
Application granted granted Critical
Publication of ATE50362T1 publication Critical patent/ATE50362T1/de

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
    • G01D5/3473—Circular or rotary encoders
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
AT85401370T 1984-07-05 1985-07-05 Ablesevorrichtungen fuer optische mehrspurpositionsmessvorrichtungen. ATE50362T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8410689A FR2567266B1 (fr) 1984-07-05 1984-07-05 Perfectionnements aux dispositifs de lecture pour capteurs optiques de position a plusieurs pistes codees
EP85401370A EP0171314B1 (de) 1984-07-05 1985-07-05 Ablesevorrichtungen für optische Mehrspurpositionsmessvorrichtungen

Publications (1)

Publication Number Publication Date
ATE50362T1 true ATE50362T1 (de) 1990-02-15

Family

ID=9305833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85401370T ATE50362T1 (de) 1984-07-05 1985-07-05 Ablesevorrichtungen fuer optische mehrspurpositionsmessvorrichtungen.

Country Status (4)

Country Link
EP (1) EP0171314B1 (de)
AT (1) ATE50362T1 (de)
DE (1) DE3575994D1 (de)
FR (1) FR2567266B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0747682Y2 (ja) * 1987-12-03 1995-11-01 株式会社東海理化電機製作所 自動車用ステアリングホイールの回転検出装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3205364A (en) * 1956-12-31 1965-09-07 Baldwin Co D H Encoder
US3100846A (en) * 1958-11-12 1963-08-13 Wenczler & Heidenhain Photoelectric process for measuring and adjusting the position of objects, particularly of scale lines
US4124839A (en) * 1976-12-23 1978-11-07 Cohen Murray F Electro-optical method and system especially suited for remote meter reading
US4266125A (en) * 1978-12-21 1981-05-05 Hewlett-Packard Company Optical shaft angle encoder
US4338517A (en) * 1979-01-15 1982-07-06 Perrine Warren L Shaft rotation sensor
IT1165711B (it) * 1979-09-27 1987-04-22 Olivetti & Co Spa Trasduttore ottico per rilevare la posizione angolare di un organo rotante rispetto ad una struttura fissa
DE2944162C2 (de) * 1979-11-02 1984-10-18 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Lichtelektrische digitale Meßeinrichtung

Also Published As

Publication number Publication date
DE3575994D1 (de) 1990-03-15
FR2567266A1 (fr) 1986-01-10
EP0171314A1 (de) 1986-02-12
FR2567266B1 (fr) 1990-02-23
EP0171314B1 (de) 1990-02-07

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties